WO2013021062A1 - Polypeptides ayant une activité peroxygénase et polynucléotides codant les polypeptides - Google Patents

Polypeptides ayant une activité peroxygénase et polynucléotides codant les polypeptides Download PDF

Info

Publication number
WO2013021062A1
WO2013021062A1 PCT/EP2012/065769 EP2012065769W WO2013021062A1 WO 2013021062 A1 WO2013021062 A1 WO 2013021062A1 EP 2012065769 W EP2012065769 W EP 2012065769W WO 2013021062 A1 WO2013021062 A1 WO 2013021062A1
Authority
WO
WIPO (PCT)
Prior art keywords
polypeptide
seq
acid
polynucleotide
aliphatic hydrocarbon
Prior art date
Application number
PCT/EP2012/065769
Other languages
English (en)
Inventor
Sara Landvik
Lars Henrik Oestergaard
Lisbeth Kalum
Original Assignee
Novozymes A/S
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Novozymes A/S filed Critical Novozymes A/S
Publication of WO2013021062A1 publication Critical patent/WO2013021062A1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/0004—Oxidoreductases (1.)
    • C12N9/0065—Oxidoreductases (1.) acting on hydrogen peroxide as acceptor (1.11)
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P7/00—Preparation of oxygen-containing organic compounds
    • C12P7/02—Preparation of oxygen-containing organic compounds containing a hydroxy group
    • C12P7/04—Preparation of oxygen-containing organic compounds containing a hydroxy group acyclic
    • C12P7/18—Preparation of oxygen-containing organic compounds containing a hydroxy group acyclic polyhydric
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P7/00—Preparation of oxygen-containing organic compounds
    • C12P7/24—Preparation of oxygen-containing organic compounds containing a carbonyl group
    • C12P7/26—Ketones
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y111/00—Oxidoreductases acting on a peroxide as acceptor (1.11)
    • C12Y111/02—Oxidoreductases acting on a peroxide as acceptor (1.11) with H2O2 as acceptor, one oxygen atom of which is incorporated into the product (1.11.2)
    • C12Y111/02001—Unspecific peroxygenase (1.11.2.1)

Definitions

  • the present invention relates to polypeptides having peroxygenase activity, and polynucleotides encoding the polypeptides.
  • the invention also relates to nucleic acid constructs, vectors, and host cells comprising the polynucleotides as well as methods of producing and using the polypeptides. Description of the Related Art
  • WO 2008/1 19780 discloses eight different peroxygenases from Agrocybe aegerita, Coprinopsis cinerea, Laccaria bicolor and Coprinus radians.
  • WO 2006/034702 discloses methods for the enzymatic hydroxylation of non-activated hydrocarbons, such as, naphtalene, toluol and cyclohexane, using the AaP peroxygenase enzyme of Agrocybe aegerita TM A1. This is also described in Ullrich and Hofrichter, FEBS Letters (2005) 579: 6247-6250.
  • DE 10332065 A1 discloses methods for the enzymatic preparation of acids from alcohols through the intermediary formation of aldehydes by using the AaP peroxygenase enzyme of Agrocybe aegerita TM A1.
  • WO 201 1/120938 discloses methods for enzymatic hydroxylation in position 2 or 3 of substituted or unsubstituted, linear or branched aliphatic hydrocarbons, using various peroxygenases.
  • the present invention provides polypeptides having peroxygenase activity and polynucleotides encoding the polypeptides.
  • the present invention relates to isolated polypeptides having peroxygenase activity selected from the group consisting of:
  • polypeptide encoded by a polynucleotide that hybridizes under medium stringency conditions with (i) the mature polypeptide coding sequence of SEQ ID NO: 1 , (ii) the cDNA sequence thereof, or (iii) the full-length complement of (i) or (ii);
  • the present invention also relates to isolated polynucleotides encoding the polypeptides of the present invention; nucleic acid constructs; recombinant expression vectors; recombinant host cells comprising the polynucleotides; and methods of producing the polypeptides.
  • the present invention also relates to methods of using the polypeptides of the invention.
  • the present invention also relates to a polynucleotide encoding a signal peptide comprising or consisting of amino acids -24 to -1 of SEQ ID NO: 2, which is operably linked to a gene encoding a protein; nucleic acid constructs, expression vectors, and recombinant host cells comprising the polynucleotides; and methods of producing a protein.
  • Peroxygenase means an "unspecific peroxygenase” activity according to EC 1.1 1.2.1 , that catalyzes insertion of an oxygen atom from H2O2 into a variety of substrates, such as 4-nitrobenzodioxole.
  • peroxygenase activity is determined according to the procedure described in Example 3, or in M. Poraj- Kobielska, M. Kinne, R. Ullrich, K. Scheibner, M. Hofrichter, "A spectrophotometric assay for the detection of fungal peroxygenases", Analytical Biochemistry (2012), vol. 421 , issue 1 , pp. 327- 329.
  • the polypeptides of the present invention have at least 20%, e.g., at least 40%, at least 50%, at least 60%, at least 70%, at least 80%, at least 90%, at least 95%, or at least 100% of the peroxygenase activity of the mature polypeptide of SEQ ID Allelic variant:
  • allelic variant means any of two or more alternative forms of a gene occupying the same chromosomal locus. Allelic variation arises naturally through mutation, and may result in polymorphism within populations. Gene mutations can be silent (no change in the encoded polypeptide) or may encode polypeptides having altered amino acid sequences.
  • An allelic variant of a polypeptide is a polypeptide encoded by an allelic variant of a gene.
  • cDNA means a DNA molecule that can be prepared by reverse transcription from a mature, spliced, mRNA molecule obtained from a eukaryotic or prokaryotic cell. cDNA lacks intron sequences that may be present in the corresponding genomic DNA.
  • the initial, primary RNA transcript is a precursor to mRNA that is processed through a series of steps, including splicing, before appearing as mature spliced mRNA.
  • Coding sequence means a polynucleotide, which directly specifies the amino acid sequence of a polypeptide.
  • the boundaries of the coding sequence are generally determined by an open reading frame, which begins with a start codon such as ATG, GTG, or TTG and ends with a stop codon such as TAA, TAG, or TGA.
  • the coding sequence may be a genomic DNA, cDNA, synthetic DNA, or a combination thereof.
  • control sequences means nucleic acid sequences necessary for expression of a polynucleotide encoding a mature polypeptide of the present invention.
  • Each control sequence may be native (i.e., from the same gene) or foreign (i.e., from a different gene) to the polynucleotide encoding the polypeptide or native or foreign to each other.
  • control sequences include, but are not limited to, a leader, polyadenylation sequence, propeptide sequence, promoter, signal peptide sequence, and transcription terminator.
  • the control sequences include a promoter, and transcriptional and translational stop signals.
  • the control sequences may be provided with linkers for the purpose of introducing specific restriction sites facilitating ligation of the control sequences with the coding region of the polynucleotide encoding a polypeptide.
  • expression includes any step involved in the production of a polypeptide including, but not limited to, transcription, post-transcriptional modification, translation, post-translational modification, and secretion.
  • Expression vector means a linear or circular DNA molecule that comprises a polynucleotide encoding a polypeptide and is operably linked to control sequences that provide for its expression.
  • fragment means a polypeptide or a catalytic domain having one or more (e.g., several) amino acids absent from the amino and/or carboxyl terminus of a mature polypeptide or domain; wherein the fragment has peroxygenase activity.
  • a fragment contains at least 220 amino acid residues (e.g., amino acids 1 to 220 of SEQ ID NO: 2), at least 230 amino acid residues (e.g., amino acids 1 to 230 of SEQ ID NO: 2), or at least 240 amino acid residues (e.g., amino acids 1 to 240 of SEQ ID NO: 2).
  • High stringency conditions means for probes of at least 100 nucleotides in length, prehybridization and hybridization at 42°C in 5X SSPE, 0.3% SDS, 200 micrograms/ml sheared and denatured salmon sperm DNA, and 50% formamide, following standard Southern blotting procedures for 12 to 24 hours. The carrier material is finally washed three times each for 15 minutes using 2X SSC, 0.2% SDS at 65°C.
  • host cell means any cell type that is susceptible to transformation, transfection, transduction, or the like with a nucleic acid construct or expression vector comprising a polynucleotide of the present invention.
  • host cell encompasses any progeny of a parent cell that is not identical to the parent cell due to mutations that occur during replication.
  • Isolated means a substance in a form or environment that does not occur in nature.
  • isolated substances include (1 ) any non-naturally occurring substance, (2) any substance including, but not limited to, any enzyme, variant, nucleic acid, protein, peptide or cofactor, that is at least partially removed from one or more or all of the naturally occurring constituents with which it is associated in nature; (3) any substance modified by the hand of man relative to that substance found in nature; or (4) any substance modified by increasing the amount of the substance relative to other components with which it is naturally associated (e.g., multiple copies of a gene encoding the substance; use of a stronger promoter than the promoter naturally associated with the gene encoding the substance).
  • An isolated substance may be present in a fermentation broth sample.
  • Low stringency conditions means for probes of at least 100 nucleotides in length, prehybridization and hybridization at 42°C in 5X SSPE, 0.3% SDS, 200 micrograms/ml sheared and denatured salmon sperm DNA, and 25% formamide, following standard Southern blotting procedures for 12 to 24 hours. The carrier material is finally washed three times each for 15 minutes using 2X SSC, 0.2% SDS at 50°C.
  • Mature polypeptide means a polypeptide in its final form following translation and any post-translational modifications, such as N-terminal processing, C-terminal truncation, glycosylation, phosphorylation, etc.
  • the mature polypeptide is amino acids 1 to 259 of SEQ ID NO: 2, based on the SignalP 3.0 program, that predicts amino acids -24 to -1 of SEQ ID NO: 2 are a signal peptide. It is known in the art that a host cell may produce a mixture of two of more different mature polypeptides (i.e., with a different C-terminal and/or N-terminal amino acid) expressed by the same polynucleotide.
  • Mature polypeptide coding sequence means a polynucleotide that encodes a mature polypeptide having peroxygenase activity.
  • the mature polypeptide coding sequence is nucleotides 73 to 127, 208 to 448, 556 to 827, 921 to 1002, and 1097 to 1223 of SEQ ID NO: 1 ; or the cDNA sequence thereof, based on the SignalP 3.0 program that predicts nucleotides 1 to 72 of SEQ ID NO: 1 encode a signal peptide.
  • Medium stringency conditions means for probes of at least 100 nucleotides in length, prehybridization and hybridization at 42°C in 5X SSPE, 0.3% SDS, 200 micrograms/ml sheared and denatured salmon sperm DNA, and 35% formamide, following standard Southern blotting procedures for 12 to 24 hours. The carrier material is finally washed three times each for 15 minutes using 2X SSC, 0.2% SDS at 55°C.
  • Medium-high stringency conditions means for probes of at least 100 nucleotides in length, prehybridization and hybridization at
  • nucleic acid construct means a nucleic acid molecule, either single- or double-stranded, which is isolated from a naturally occurring gene or is modified to contain segments of nucleic acids in a manner that would not otherwise exist in nature or which is synthetic, which comprises one or more control sequences.
  • operably linked means a configuration in which a control sequence is placed at an appropriate position relative to the coding sequence of a
  • polynucleotide such that the control sequence directs expression of the coding sequence.
  • Sequence identity The relatedness between two amino acid sequences or between two nucleotide sequences is described by the parameter "sequence identity”.
  • the sequence identity between two amino acid sequences is determined using the Needleman-Wunsch algorithm (Needleman and Wunsch, 1970, J. Mol. Biol. 48: 443-453) as implemented in the Needle program of the EMBOSS package (EMBOSS: The European Molecular Biology Open Software Suite, Rice et al., 2000, Trends Genet. 16: 276-277), preferably version 5.0.0 or later.
  • the parameters used are gap open penalty of 10, gap extension penalty of 0.5, and the EBLOSUM62 (EMBOSS version of BLOSUM62) substitution matrix.
  • the output of Needle labeled "longest identity" (obtained using the -nobrief option) is used as the percent identity and is calculated as follows:
  • deoxyribonucleotide sequences is determined using the Needleman-Wunsch algorithm
  • Needleman and Wunsch, 1970, supra as implemented in the Needle program of the EMBOSS package (EMBOSS: The European Molecular Biology Open Software Suite, Rice et al., 2000, supra), preferably version 5.0.0 or later.
  • the parameters used are gap open penalty of 10, gap extension penalty of 0.5, and the EDNAFULL (EMBOSS version of NCBI NUC4.4) substitution matrix.
  • the output of Needle labeled "longest identity" (obtained using the -nobrief option) is used as the percent identity and is calculated as follows:
  • Subsequence means a polynucleotide having one or more (e.g., several) nucleotides absent from the 5' and/or 3' end of a mature polypeptide coding sequence; wherein the subsequence encodes a fragment having peroxygenase activity.
  • a subsequence contains at least 660 nucleotides, at least 690 nucleotides, or at least 720 nucleotides.
  • variant means a polypeptide having peroxygenase activity comprising an alteration, i.e., a substitution, insertion, and/or deletion, at one or more (e.g., several) positions.
  • a substitution means replacement of the amino acid occupying a position with a different amino acid;
  • a deletion means removal of the amino acid occupying a position; and
  • an insertion means adding an amino acid adjacent to and immediately following the amino acid occupying a position.
  • Very high stringency conditions means for probes of at least 100 nucleotides in length, prehybridization and hybridization at 42°C in 5X SSPE, 0.3% SDS, 200 micrograms/ml sheared and denatured salmon sperm DNA, and 50% formamide, following standard Southern blotting procedures for 12 to 24 hours. The carrier material is finally washed three times each for 15 minutes using 2X SSC, 0.2% SDS at 70°C.
  • Very low stringency conditions means for probes of at least 100 nucleotides in length, prehybridization and hybridization at 42°C in 5X SSPE, 0.3% SDS, 200 micrograms/ml sheared and denatured salmon sperm DNA, and 25% formamide, following standard Southern blotting procedures for 12 to 24 hours. The carrier material is finally washed three times each for 15 minutes using 2X SSC, 0.2% SDS at 45°C.
  • the present invention relates to isolated polypeptides having a sequence identity to the mature polypeptide of SEQ ID NO: 2 of at least 60%, e.g., at least 65%, at least 70%, at least 75%, at least 80%, at least 85%, at least 90%, at least 91 %, at least 92%, at least 93%, at least 94%, at least 95%, at least 96%, at least 97%, at least 98%, at least 99%, or 100%, which have peroxygenase activity.
  • the polypeptides differ by no more than 10 amino acids, e.g., 1 , 2, 3, 4, 5, 6, 7, 8, or 9, from the mature polypeptide of SEQ ID NO: 2.
  • a polypeptide of the present invention preferably comprises or consists of the amino acid sequence of SEQ ID NO: 2, or an allelic variant thereof; or is a fragment thereof having peroxygenase activity.
  • the polypeptide comprises or consists of the mature polypeptide of SEQ ID NO: 2.
  • the polypeptide comprises or consists of amino acids 1 to 259 of SEQ ID NO: 2.
  • polypeptides of the invention may comprise the amino acid sequence shown as: Glu-His-Asp-Gly-Ser-Leu-Ser-Arg (SEQ ID NO: 3), or
  • the present invention relates to an isolated polypeptide having peroxygenase activity encoded by a polynucleotide that hybridizes under very low stringency conditions, low stringency conditions, medium stringency conditions, medium-high stringency conditions, high stringency conditions, or very high stringency conditions with (i) the mature polypeptide coding sequence of SEQ ID NO: 1 , (ii) the cDNA sequence thereof, or (iii) the fu II- length complement of (i) or (ii) (Sambrook et al, 1989, Molecular Cloning, A Laboratory Manual, 2d edition, Cold Spring Harbor, New York).
  • polynucleotide of SEQ ID NO: 1 or a subsequence thereof, as well as the
  • polypeptide of SEQ ID NO: 2 may be used to design nucleic acid probes to identify and clone DNA encoding polypeptides having peroxygenase activity from strains of different genera or species according to methods well known in the art.
  • probes can be used for hybridization with the genomic DNA or cDNA of a cell of interest, following standard Southern blotting procedures, in order to identify and isolate the
  • probes can be considerably shorter than the entire sequence, but should be at least 15, e.g., at least 25, at least 35, or at least 70 nucleotides in length.
  • the nucleic acid probe is at least 100 nucleotides in length, e.g., at least 200 nucleotides, at least 300 nucleotides, at least 400 nucleotides, at least 500 nucleotides, at least 600 nucleotides, at least 700 nucleotides, at least 800 nucleotides, or at least 900 nucleotides in length.
  • Both DNA and RNA probes can be used.
  • the probes are typically labeled for detecting the corresponding gene (for example, with 32 P, 3 H, 35 S, biotin, or avidin). Such probes are encompassed by the present invention.
  • a genomic DNA or cDNA library prepared from such other strains may be screened for DNA that hybridizes with the probes described above and encodes a polypeptide having peroxygenase activity.
  • Genomic or other DNA from such other strains may be separated by agarose or polyacrylamide gel electrophoresis, or other separation techniques.
  • DNA from the libraries or the separated DNA may be transferred to and immobilized on nitrocellulose or other suitable carrier material.
  • the carrier material is used in a Southern blot.
  • hybridization indicates that the polynucleotide hybridizes to a labeled nucleic acid probe corresponding to (i) SEQ ID NO: 1 ; (ii) the mature polypeptide coding sequence of SEQ ID NO: 1 ; (iii) the cDNA sequence thereof; (iv) the full- length complement thereof; or (v) a subsequence thereof; under very low to very high stringency conditions.
  • Molecules to which the nucleic acid probe hybridizes under these conditions can be detected using, for example, X-ray film or any other detection means known in the art.
  • the nucleic acid probe is nucleotides 429 to 448 of SEQ ID NO: 1.
  • the nucleic acid probe is a polynucleotide that encodes the polypeptide of SEQ ID NO: 2; the mature polypeptide thereof; or a fragment thereof.
  • the nucleic acid probe is SEQ ID NO: 1 , or the cDNA sequence thereof.
  • the present invention relates to an isolated polypeptide having peroxygenase activity encoded by a polynucleotide having a sequence identity to the mature polypeptide coding sequence of SEQ ID NO: 1 or the cDNA sequence thereof of at least 60%, e.g., at least 65%, at least 70%, at least 75%, at least 80%, at least 85%, at least 90%, at least 91 %, at least 92%, at least 93%, at least 94%, at least 95%, at least 96%, at least 97%, at least 98%, at least 99%, or 100%.
  • the present invention relates to variants of the mature polypeptide of SEQ ID NO: 2 comprising a substitution, deletion, and/or insertion at one or more (e.g., several) positions.
  • the number of amino acid substitutions, deletions and/or insertions introduced into the mature polypeptide of SEQ ID NO: 2 is not more than 10, e.g., 1 , 2, 3, 4, 5, 6, 7, 8 or 9.
  • amino acid changes may be of a minor nature, that is conservative amino acid substitutions or insertions that do not significantly affect the folding and/or activity of the protein; small deletions, typically of 1 -30 amino acids; small amino- or carboxyl-terminal extensions, such as an amino-terminal methionine residue; a small linker peptide of up to 20-25 residues; or a small extension that facilitates purification by changing net charge or another function, such as a poly-histidine tract, an antigenic epitope or a binding domain.
  • amino acids amino acids that do not generally alter specific activity are known in the art and are described, for example, by H. Neurath and R.L. Hill, 1979, In, The Proteins, Academic Press, New York.
  • amino acid changes are of such a nature that the physico-chemical properties of the polypeptides are altered.
  • amino acid changes may improve the thermal stability of the polypeptide, alter the substrate specificity, change the pH optimum, and the like.
  • Essential amino acids in a polypeptide can be identified according to procedures known in the art, such as site-directed mutagenesis or alanine-scanning mutagenesis (Cunningham and Wells, 1989, Science 244: 1081 -1085). In the latter technique, single alanine mutations are introduced at every residue in the molecule, and the resultant mutant molecules are tested for peroxygenase activity to identify amino acid residues that are critical to the activity of the molecule. See also, Hilton et al., 1996, J. Biol. Chem. 271 : 4699-4708.
  • the active site of the enzyme or other biological interaction can also be determined by physical analysis of structure, as determined by such techniques as nuclear magnetic resonance, crystallography, electron diffraction, or photoaffinity labeling, in conjunction with mutation of putative contact site amino acids. See, for example, de Vos et al., 1992, Science 255: 306-312; Smith et al., 1992, J. Mol. Biol. 224: 899-904; Wlodaver ei a/., 1992, FEBS Lett. 309: 59-64.
  • the identity of essential amino acids can also be inferred from an alignment with a related polypeptide.
  • Single or multiple amino acid substitutions, deletions, and/or insertions can be made and tested using known methods of mutagenesis, recombination, and/or shuffling, followed by a relevant screening procedure, such as those disclosed by Reidhaar-Olson and Sauer, 1988, Science 241 : 53-57; Bowie and Sauer, 1989, Proc. Natl. Acad. Sci. USA 86: 2152-2156;
  • WO 95/17413 or WO 95/22625.
  • Other methods that can be used include error-prone PCR, phage display (e.g., Lowman et al., 1991 , Biochemistry 30: 10832-10837; U.S. Patent No.
  • Mutagenesis/shuffling methods can be combined with high-throughput, automated screening methods to detect activity of cloned, mutagenized polypeptides expressed by host cells (Ness et al., 1999, Nature Biotechnology 17: 893-896). Mutagenized DNA molecules that encode active polypeptides can be recovered from the host cells and rapidly sequenced using standard methods in the art. These methods allow the rapid determination of the importance of individual amino acid residues in a polypeptide.
  • the polypeptide may be a hybrid polypeptide in which a region of one polypeptide is fused at the N-terminus or the C-terminus of a region of another polypeptide.
  • the polypeptide may be a fusion polypeptide or cleavable fusion polypeptide in which another polypeptide is fused at the N-terminus or the C-terminus of the polypeptide of the present invention.
  • a fusion polypeptide is produced by fusing a polynucleotide encoding another polypeptide to a polynucleotide of the present invention.
  • Techniques for producing fusion polypeptides are known in the art, and include ligating the coding sequences encoding the polypeptides so that they are in frame and that expression of the fusion polypeptide is under control of the same promoter(s) and terminator.
  • Fusion polypeptides may also be constructed using intein technology in which fusion polypeptides are created post-translationally (Cooper et ai, 1993, EMBO J. 12: 2575-2583; Dawson et ai, 1994, Science 266: 776-779).
  • a fusion polypeptide can further comprise a cleavage site between the two polypeptides. Upon secretion of the fusion protein, the site is cleaved releasing the two polypeptides.
  • cleavage sites include, but are not limited to, the sites disclosed in Martin et al, 2003, J. Ind. Microbiol. Biotechnol. 3: 568-576; Svetina et ai, 2000, J. Biotechnol. 76: 245-251 ; Rasmussen-Wilson et ai., 1997, Appl. Environ. Microbiol.
  • a polypeptide having peroxygenase activity of the present invention may be obtained from microorganisms of any genus.
  • the term "obtained from” as used herein in connection with a given source shall mean that the polypeptide encoded by a polynucleotide is produced by the source or by a strain in which the polynucleotide from the source has been inserted.
  • the polypeptide obtained from a given source is secreted extracellularly.
  • the polypeptide may be a fungal polypeptide.
  • the polypeptide may be a
  • Poronia polypeptide such as a Poronia punctata polypeptide.
  • the invention encompasses both the perfect and imperfect states, and other taxonomic equivalents, e.g., anamorphs, regardless of the species name by which they are known. Those skilled in the art will readily recognize the identity of appropriate equivalents.
  • ATCC American Type Culture Collection
  • DSMZ Deutsche Sammlung von Mikroorganismen und Zellkulturen GmbH
  • CBS Centraalbureau Voor Schimmelcultures
  • Agricultural Research Service Patent Culture Collection Northern Regional
  • polypeptide may be identified and obtained from other sources including
  • microorganisms isolated from nature e.g., soil, composts, water, etc.
  • DNA samples obtained directly from natural materials e.g., soil, composts, water, etc.
  • Techniques for isolating microorganisms and DNA directly from natural habitats are well known in the art.
  • a polynucleotide encoding the polypeptide may then be obtained by similarly screening a genomic DNA or cDNA library of another microorganism or mixed DNA sample.
  • the polynucleotide can be isolated or cloned by utilizing techniques that are known to those of ordinary skill in the art (see, e.g., Sambrook et al., 1989, supra).
  • the present invention also relates to nucleic acid constructs comprising a polynucleotide of the present invention operably linked to one or more control sequences that direct the expression of the coding sequence in a suitable host cell under conditions compatible with the control sequences.
  • a polynucleotide may be manipulated in a variety of ways to provide for expression of the polypeptide. Manipulation of the polynucleotide prior to its insertion into a vector may be desirable or necessary depending on the expression vector. The techniques for modifying polynucleotides utilizing recombinant DNA methods are well known in the art.
  • the control sequence may be a promoter, a polynucleotide that is recognized by a host cell for expression of a polynucleotide encoding a polypeptide of the present invention.
  • the promoter contains transcriptional control sequences that mediate the expression of the polypeptide.
  • the promoter may be any polynucleotide that shows transcriptional activity in the host cell including mutant, truncated, and hybrid promoters, and may be obtained from genes encoding extracellular or intracellular polypeptides either homologous or heterologous to the host cell.
  • suitable promoters for directing transcription of the nucleic acid constructs of the present invention in a bacterial host cell are the promoters obtained from the Bacillus amyloliquefaciens alpha-amylase gene (amyQ), Bacillus licheniformis alpha-amylase gene (amyL), Bacillus licheniformis penicillinase gene ⁇ penP), Bacillus stearothermophilus maltogenic amylase gene (amyM), Bacillus subtilis levansucrase gene (sacB), Bacillus subtilis xylA and xylB genes, Bacillus thuringiensis crylllA gene (Agaisse and Lereclus, 1994, Molecular
  • promoters for directing transcription of the nucleic acid constructs of the present invention in a filamentous fungal host cell are promoters obtained from the genes for Aspergillus nidulans acetamidase, Aspergillus niger neutral alpha-amylase, Aspergillus niger acid stable alpha-amylase, Aspergillus niger or Aspergillus awamori glucoamylase ⁇ glaA), Aspergillus oryzae TAKA amylase, Aspergillus oryzae alkaline protease, Aspergillus oryzae triose phosphate isomerase, Fusarium oxysporum trypsin-like protease (WO 96/00787), Fusarium venenatum amyloglucosidase (WO 00/56900), Fusarium venenatum Daria
  • Aspergillus triose phosphate isomerase gene non-limiting examples include modified promoters from an Aspergillus niger neutral alpha-amylase gene in which the untranslated leader has been replaced by an untranslated leader from an Aspergillus nidulans or Aspergillus oryzae triose phosphate isomerase gene); and mutant, truncated, and hybrid promoters thereof.
  • useful promoters are obtained from the genes for Saccharomyces cerevisiae enolase (ENO-1 ), Saccharomyces cerevisiae galactokinase (GAL1 ), Saccharomyces cerevisiae alcohol dehydrogenase/glyceraldehyde-3-phosphate dehydrogenase (ADH1 , ADH2/GAP), Saccharomyces cerevisiae triose phosphate isomerase (TPI), Saccharomyces cerevisiae metallothionein (CUP1 ), and Saccharomyces cerevisiae 3-phosphoglycerate kinase.
  • ENO-1 Saccharomyces cerevisiae enolase
  • GAL1 Saccharomyces cerevisiae galactokinase
  • ADH1 alcohol dehydrogenase/glyceraldehyde-3-phosphate dehydrogenase
  • TPI Saccharomyces cerevisia
  • the control sequence may also be a transcription terminator, which is recognized by a host cell to terminate transcription.
  • the terminator is operably linked to the 3'-terminus of the polynucleotide encoding the polypeptide. Any terminator that is functional in the host cell may be used in the present invention.
  • Preferred terminators for bacterial host cells are obtained from the genes for Bacillus clausii alkaline protease ⁇ aprH), Bacillus licheniformis alpha-amylase (amyL), and Escherichia coli ribosomal RNA (rrnB).
  • Preferred terminators for filamentous fungal host cells are obtained from the genes for Aspergillus nidulans anthranilate synthase, Aspergillus niger glucoamylase, Aspergillus niger alpha-glucosidase, Aspergillus oryzae TAKA amylase, and Fusarium oxysporum trypsin-like protease.
  • Preferred terminators for yeast host cells are obtained from the genes for Saccharomyces cerevisiae enolase, Saccharomyces cerevisiae cytochrome C (CYC1 ), and Saccharomyces cerevisiae glyceraldehyde-3-phosphate dehydrogenase. Other useful terminators for yeast host cells are described by Romanos et al., 1992, supra.
  • the control sequence may also be an mRNA stabilizer region downstream of a promoter and upstream of the coding sequence of a gene which increases expression of the gene.
  • mRNA stabilizer regions are obtained from a Bacillus thuringiensis crylllA gene (WO 94/25612) and a Bacillus subtilis SP82 gene (Hue et al., 1995, Journal of Bacteriology 177: 3465-3471 ).
  • the control sequence may also be a leader, a nontranslated region of an mRNA that is important for translation by the host cell.
  • the leader is operably linked to the 5'-terminus of the polynucleotide encoding the polypeptide. Any leader that is functional in the host cell may be used.
  • Preferred leaders for filamentous fungal host cells are obtained from the genes for
  • Aspergillus oryzae TAKA amylase and Aspergillus nidulans triose phosphate isomerase Aspergillus oryzae TAKA amylase and Aspergillus nidulans triose phosphate isomerase.
  • Suitable leaders for yeast host cells are obtained from the genes for Saccharomyces cerevisiae enolase (ENO-1 ), Saccharomyces cerevisiae 3-phosphoglycerate kinase,
  • Saccharomyces cerevisiae alpha-factor Saccharomyces cerevisiae alcohol
  • ADH2/GAP dehydrogenase/glyceraldehyde-3-phosphate dehydrogenase
  • the control sequence may also be a polyadenylation sequence, a sequence operably linked to the 3'-terminus of the polynucleotide and, when transcribed, is recognized by the host cell as a signal to add polyadenosine residues to transcribed mRNA. Any polyadenylation sequence that is functional in the host cell may be used.
  • Preferred polyadenylation sequences for filamentous fungal host cells are obtained from the genes for Aspergillus nidulans anthranilate synthase, Aspergillus niger glucoamylase, Aspergillus niger alpha-glucosidase Aspergillus oryzae TAKA amylase, and Fusarium oxysporum trypsin-like protease.
  • the control sequence may also be a signal peptide coding region that encodes a signal peptide linked to the N-terminus of a polypeptide and directs the polypeptide into the cell's secretory pathway.
  • the 5'-end of the coding sequence of the polynucleotide may inherently contain a signal peptide coding sequence naturally linked in translation reading frame with the segment of the coding sequence that encodes the polypeptide.
  • the 5'-end of the coding sequence may contain a signal peptide coding sequence that is foreign to the coding sequence.
  • a foreign signal peptide coding sequence may be required where the coding sequence does not naturally contain a signal peptide coding sequence.
  • a foreign signal peptide coding sequence may simply replace the natural signal peptide coding sequence in order to enhance secretion of the polypeptide.
  • any signal peptide coding sequence that directs the expressed polypeptide into the secretory pathway of a host cell may be used.
  • Effective signal peptide coding sequences for bacterial host cells are the signal peptide coding sequences obtained from the genes for Bacillus NCIB 1 1837 maltogenic amylase, Bacillus licheniformis subtilisin, Bacillus licheniformis beta-lactamase, Bacillus
  • Effective signal peptide coding sequences for filamentous fungal host cells are the signal peptide coding sequences obtained from the genes for Aspergillus niger neutral amylase, Aspergillus niger glucoamylase, Aspergillus oryzae TAKA amylase, Humicola insolens cellulase, Humicola insolens endoglucanase V, Humicola lanuginosa lipase, and Rhizomucor miehei aspartic proteinase.
  • Useful signal peptides for yeast host cells are obtained from the genes for
  • Saccharomyces cerevisiae alpha-factor and Saccharomyces cerevisiae invertase are described by Romanos et al., 1992, supra.
  • the control sequence may also be a propeptide coding sequence that encodes a propeptide positioned at the N-terminus of a polypeptide.
  • the resultant polypeptide is known as a proenzyme or propolypeptide (or a zymogen in some cases).
  • a propolypeptide is generally inactive and can be converted to an active polypeptide by catalytic or autocatalytic cleavage of the propeptide from the propolypeptide.
  • the propeptide coding sequence may be obtained from the genes for Bacillus subtilis alkaline protease ⁇ aprE), Bacillus subtilis neutral protease ⁇ nprT), Myceliophthora thermophila laccase (WO 95/33836), Rhizomucor miehei aspartic proteinase, and Saccharomyces cerevisiae alpha-factor.
  • the propeptide sequence is positioned next to the N-terminus of a polypeptide and the signal peptide sequence is positioned next to the N-terminus of the propeptide sequence.
  • regulatory sequences that regulate expression of the polypeptide relative to the growth of the host cell.
  • regulatory systems are those that cause expression of the gene to be turned on or off in response to a chemical or physical stimulus, including the presence of a regulatory compound.
  • Regulatory systems in prokaryotic systems include the lac, tac, and trp operator systems.
  • yeast the ADH2 system or GAL1 system may be used.
  • filamentous fungi the Aspergillus niger glucoamylase promoter, Aspergillus oryzae TAKA alpha-amylase promoter, and Aspergillus oryzae glucoamylase promoter may be used.
  • Other examples of regulatory sequences are those that allow for gene amplification.
  • these regulatory sequences include the dihydrofolate reductase gene that is amplified in the presence of methotrexate, and the metallothionein genes that are amplified with heavy metals.
  • polypeptide would be operably linked with the regulatory sequence.
  • the present invention also relates to recombinant expression vectors comprising a polynucleotide of the present invention, a promoter, and transcriptional and translational stop signals.
  • the various nucleotide and control sequences may be joined together to produce a recombinant expression vector that may include one or more convenient restriction sites to allow for insertion or substitution of the polynucleotide encoding the polypeptide at such sites.
  • the polynucleotide may be expressed by inserting the polynucleotide or a nucleic acid construct comprising the polynucleotide into an appropriate vector for expression.
  • the coding sequence is located in the vector so that the coding sequence is operably linked with the appropriate control sequences for expression.
  • the recombinant expression vector may be any vector (e.g., a plasmid or virus) that can be conveniently subjected to recombinant DNA procedures and can bring about expression of the polynucleotide.
  • the choice of the vector will typically depend on the compatibility of the vector with the host cell into which the vector is to be introduced.
  • the vector may be a linear or closed circular plasmid.
  • the vector may be an autonomously replicating vector, i.e., a vector that exists as an extrachromosomal entity, the replication of which is independent of chromosomal replication, e.g., a plasmid, an extrachromosomal element, a minichromosome, or an artificial chromosome.
  • the vector may contain any means for assuring self-replication.
  • the vector may be one that, when introduced into the host cell, is integrated into the genome and replicated together with the chromosome(s) into which it has been integrated.
  • a single vector or plasmid or two or more vectors or plasmids that together contain the total DNA to be introduced into the genome of the host cell, or a transposon may be used.
  • the vector preferably contains one or more selectable markers that permit easy selection of transformed, transfected, transduced, or the like cells.
  • a selectable marker is a gene the product of which provides for biocide or viral resistance, resistance to heavy metals, prototrophy to auxotrophs, and the like.
  • bacterial selectable markers are Bacillus licheniformis or Bacillus subtilis dal genes, or markers that confer antibiotic resistance such as ampicillin, chloramphenicol, kanamycin, neomycin, spectinomycin, or tetracycline resistance.
  • Suitable markers for yeast host cells include, but are not limited to, ADE2, HIS3, LEU2, LYS2, MET3, TRP1 , and URA3.
  • Selectable markers for use in a filamentous fungal host cell include, but are not limited to, amdS (acetamidase), argB (ornithine carbamoyltransferase), bar (phosphinothricin acetyltransferase), hph (hygromycin phosphotransferase), niaD (nitrate reductase), pyrG (orotidine-5'-phosphate decarboxylase), sC (sulfate adenyltransferase), and trpC (anthranilate synthase), as well as equivalents thereof.
  • Preferred for use in an Aspergillus cell are Aspergillus nidulans or
  • the vector preferably contains an element(s) that permits integration of the vector into the host cell's genome or autonomous replication of the vector in the cell independent of the genome.
  • the vector may rely on the polynucleotide's sequence encoding the polypeptide or any other element of the vector for integration into the genome by homologous or non-homologous recombination.
  • the vector may contain additional polynucleotides for directing integration by homologous recombination into the genome of the host cell at a precise location(s) in the chromosome(s).
  • the integrational elements should contain a sufficient number of nucleic acids, such as 100 to 10,000 base pairs, 400 to 10,000 base pairs, and 800 to 10,000 base pairs, which have a high degree of sequence identity to the
  • the integrational elements may be any sequence that is homologous with the target sequence in the genome of the host cell. Furthermore, the integrational elements may be non-encoding or encoding polynucleotides. On the other hand, the vector may be integrated into the genome of the host cell by non-homologous recombination.
  • the vector may further comprise an origin of replication enabling the vector to replicate autonomously in the host cell in question.
  • the origin of replication may be any plasmid replicator mediating autonomous replication that functions in a cell.
  • the term "origin of replication" or "plasmid replicator” means a polynucleotide that enables a plasmid or vector to replicate in vivo.
  • bacterial origins of replication are the origins of replication of plasmids pBR322, pUC19, pACYC177, and pACYC184 permitting replication in E. coli, and pUB1 10, pE194, pTA1060, and ⁇ permitting replication in Bacillus.
  • origins of replication for use in a yeast host cell are the 2 micron origin of replication, ARS1 , ARS4, the combination of ARS1 and CEN3, and the combination of ARS4 and CEN6.
  • origins of replication useful in a filamentous fungal cell are AMA1 and ANSI
  • More than one copy of a polynucleotide of the present invention may be inserted into a host cell to increase production of a polypeptide.
  • An increase in the copy number of the polynucleotide can be obtained by integrating at least one additional copy of the sequence into the host cell genome or by including an amplifiable selectable marker gene with the polynucleotide where cells containing amplified copies of the selectable marker gene, and thereby additional copies of the polynucleotide, can be selected for by cultivating the cells in the presence of the appropriate selectable agent.
  • the present invention also relates to recombinant host cells, comprising a polynucleotide of the present invention operably linked to one or more control sequences that direct the production of a polypeptide of the present invention.
  • a construct or vector comprising a polynucleotide is introduced into a host cell so that the construct or vector is maintained as a chromosomal integrant or as a self-replicating extra-chromosomal vector as described earlier.
  • the term "host cell” encompasses any progeny of a parent cell that is not identical to the parent cell due to mutations that occur during replication. The choice of a host cell will to a large extent depend upon the gene encoding the polypeptide and its source.
  • the host cell may be any cell useful in the recombinant production of a polypeptide of the present invention, e.g. , a prokaryote or a eukaryote.
  • the prokaryotic host cell may be any Gram-positive or Gram-negative bacterium.
  • Gram- positive bacteria include, but are not limited to, Bacillus, Clostridium, Enterococcus, Geobacillus, Lactobacillus, Lactococcus, Oceanobacillus, Staphylococcus, Streptococcus, and
  • Gram-negative bacteria include, but are not limited to, Campylobacter, E. coli, Flavobacterium, Fusobacterium, Helicobacter, llyobacter, Neisseria, Pseudomonas, Salmonella, and Ureaplasma.
  • the bacterial host cell may be any Bacillus cell including, but not limited to, Bacillus alkalophilus, Bacillus amyloliquefaciens, Bacillus brevis, Bacillus circulans, Bacillus clausii, Bacillus coagulans, Bacillus firmus, Bacillus lautus, Bacillus lentus, Bacillus licheniformis, Bacillus megaterium, Bacillus pumilus, Bacillus stearothermophilus, Bacillus subtilis, and Bacillus thuringiensis cells.
  • the bacterial host cell may also be any Streptococcus cell including, but not limited to,
  • the bacterial host cell may also be any Streptomyces cell including, but not limited to, Streptomyces achromogenes, Streptomyces avermitilis, Streptomyces coelicolor, Streptomyces griseus, and Streptomyces lividans cells.
  • the introduction of DNA into a Bacillus cell may be effected by protoplast transformation (see, e.g. , Chang and Cohen, 1979, Mol. Gen. Genet. 168: 1 1 1 -1 15), competent cell transformation (see, e.g., Young and Spizizen, 1961 , J. Bacteriol. 81 : 823-829, or Dubnau and Davidoff-Abelson, 1971 , J Mol. Biol. 56: 209-221 ), electroporation (see, e.g., Shigekawa and Dower, 1988, Biotechniques 6: 742-751 ), or conjugation (see, e.g., Koehler and Thorne, 1987, J. Bacteriol. 169: 5271 -5278).
  • the introduction of DNA into an E. coli cell may be effected by protoplast transformation (see, e.g., Hanahan, 1983, J. Mol. Biol. 166: 557-580) or
  • the introduction of DNA into a Streptomyces cell may be effected by protoplast transformation, electroporation (see, e.g., Gong et al., 2004, Folia Microbiol. (Praha) 49: 399-405), conjugation (see, e.g., Mazodier ei a/., 1989, J. Bacteriol. 171 : 3583-3585), or transduction (see, e.g., Burke et al., 2001 , Proc. Natl. Acad. Sci. USA 98: 6289-6294).
  • the introduction of DNA into a Streptomyces cell may be effected by protoplast transformation, electroporation (see, e.g., Gong et al., 2004, Folia Microbiol. (Praha) 49: 399-405), conjugation (see, e.g., Mazodier ei a/., 1989, J. Bacteriol. 171 : 35
  • Pseudomonas cell may be effected by electroporation (see, e.g., Choi et al., 2006, J. Microbiol. Methods 64: 391 -397) or conjugation (see, e.g., Pinedo and Smets, 2005, Appl. Environ.
  • the host cell may also be a eukaryote, such as a mammalian, insect, plant, or fungal cell.
  • the host cell may be a fungal cell.
  • "Fungi” as used herein includes the phyla Ascomycota,
  • Basidiomycota, Chytridiomycota, and Zygomycota as well as the Oomycota and all mitosporic fungi (as defined by Hawksworth et al., In, Ainsworth and Bisby's Dictionary of The Fungi, 8th edition, 1995, CAB International, University Press, Cambridge, UK).
  • the fungal host cell may be a yeast cell.
  • yeast as used herein includes
  • yeast shall be defined as described in Biology and Activities of Yeast (Skinner, Passmore, and Davenport, editors, Soc. App. Bacteriol. Symposium Series No. 9, 1980).
  • the yeast host cell may be a Candida, Hansenula, Kluyveromyces, Pichia,
  • Saccharomyces Schizosaccharomyces, or Yarrowia cell, such as a Kluyveromyces lactis, Saccharomyces carlsbergensis, Saccharomyces cerevisiae, Saccharomyces diastaticus, Saccharomyces douglasii, Saccharomyces kluyveri, Saccharomyces norbensis,
  • Saccharomyces oviformis Saccharomyces oviformis, or Yarrowia lipolytica cell.
  • the fungal host cell may be a filamentous fungal cell.
  • "Filamentous fungi” include all filamentous forms of the subdivision Eumycota and Oomycota (as defined by Hawksworth et al., 1995, supra).
  • the filamentous fungi are generally characterized by a mycelial wall composed of chitin, cellulose, glucan, chitosan, mannan, and other complex polysaccharides. Vegetative growth is by hyphal elongation and carbon catabolism is obligately aerobic. In contrast, vegetative growth by yeasts such as Saccharomyces cerevisiae is by budding of a unicellular thallus and carbon catabolism may be fermentative.
  • the filamentous fungal host cell may be an Acremonium, Aspergillus, Aureobasidium,
  • Bjerkandera Ceriporiopsis, Chrysosporium, Coprinus, Coriolus, Cryptococcus, Filibasidium, Fusarium, Humicola, Magnaporthe, Mucor, Myceliophthora, Neocallimastix, Neurospora, Paecilomyces, Penicillium, Phanerochaete, Phlebia, Piromyces, Pleurotus, Schizophyllum, Talaromyces, Thermoascus, Thielavia, Tolypocladium, Trametes, or Trichoderma cell.
  • the filamentous fungal host cell may be an Aspergillus awamori, Aspergillus foetidus, Aspergillus fumigatus, Aspergillus japonicus, Aspergillus nidulans, Aspergillus niger, Aspergillus oryzae, Bjerkandera adusta, Ceriporiopsis aneirina, Ceriporiopsis caregiea,
  • Ceriporiopsis gilvescens Ceriporiopsis pannocinta, Ceriporiopsis rivulosa, Ceriporiopsis subrufa, Ceriporiopsis subvermispora, Chrysosporium inops, Chrysosporium keratinophilum, Chrysosporium lucknowense, Chrysosporium merdarium, Chrysosporium pannicola,
  • Trichoderma koningii Trichoderma longibrachiatum, Trichoderma reesei, or Trichoderma viride cell.
  • Fungal cells may be transformed by a process involving protoplast formation
  • Suitable procedures for transformation of Aspergillus and Trichoderma host cells are described in EP 238023, Yelton et ai, 1984, Proc. Natl. Acad. Sci. USA 81 : 1470-1474, and Christensen et al., 1988, Bio/Technology 6: 1419-1422.
  • Suitable methods for transforming Fusarium species are described by Malardier et ai, 1989, Gene 78: 147-156, and WO 96/00787.
  • Yeast may be transformed using the procedures described by Becker and Guarente, In Abelson, J.N.
  • the present invention also relates to methods of producing a polypeptide of the present invention, comprising (a) cultivating a cell, which in its wild-type form produces the polypeptide, under conditions conducive for production of the polypeptide; and (b) recovering the
  • the cell is a Poronia cell. In a more preferred aspect, the cell is a Poronia punctata cell.
  • the present invention also relates to methods of producing a polypeptide of the present invention, comprising (a) cultivating a recombinant host cell of the present invention under conditions conducive for production of the polypeptide; and (b) recovering the polypeptide.
  • the host cells are cultivated in a nutrient medium suitable for production of the
  • the cell may be cultivated by shake flask cultivation, or small-scale or large-scale fermentation (including continuous, batch, fed- batch, or solid state fermentations) in laboratory or industrial fermentors performed in a suitable medium and under conditions allowing the polypeptide to be expressed and/or isolated.
  • the cultivation takes place in a suitable nutrient medium comprising carbon and nitrogen sources and inorganic salts, using procedures known in the art. Suitable media are available from commercial suppliers or may be prepared according to published compositions (e.g., in catalogues of the American Type Culture Collection). If the polypeptide is secreted into the nutrient medium, the polypeptide can be recovered directly from the medium. If the polypeptide is not secreted, it can be recovered from cell lysates.
  • the polypeptide may be detected using methods known in the art that are specific for the polypeptides. These detection methods include, but are not limited to, use of specific antibodies, formation of an enzyme product, or disappearance of an enzyme substrate. For example, an enzyme assay may be used to determine the activity of the polypeptide.
  • the polypeptide may be recovered using methods known in the art.
  • the polypeptide may be recovered from the nutrient medium by conventional procedures including, but not limited to, collection, centrifugation, filtration, extraction, spray-drying, evaporation, or precipitation.
  • the polypeptide may be purified by a variety of procedures known in the art including, but not limited to, chromatography (e.g., ion exchange, affinity, hydrophobic, chromatofocusing, and size exclusion), electrophoretic procedures (e.g., preparative isoelectric focusing), differential solubility (e.g., ammonium sulfate precipitation), SDS-PAGE, or extraction (see, e.g., Protein Purification, Janson and Ryden, editors, VCH Publishers, New York, 1989) to obtain
  • polypeptide is not recovered, but rather a host cell of the present invention expressing the polypeptide is used as a source of the polypeptide.
  • the present invention also relates to isolated plants, e.g. , a transgenic plant, plant part, or plant cell, comprising a polynucleotide of the present invention so as to express and produce a polypeptide or domain in recoverable quantities.
  • the polypeptide or domain may be recovered from the plant or plant part.
  • the plant or plant part containing the polypeptide or domain may be used as such for improving the quality of a food or feed, e.g. , improving nutritional value, palatability, and rheological properties, or to destroy an antinutritive factor.
  • the transgenic plant can be dicotyledonous (a dicot) or monocotyledonous (a monocot).
  • monocot plants are grasses, such as meadow grass (blue grass, Poa), forage grass such as Festuca, Lolium, temperate grass, such as Agrostis, and cereals, e.g. , wheat, oats, rye, barley, rice, sorghum, and maize (corn).
  • dicot plants are tobacco, legumes, such as lupins, potato, sugar beet, pea, bean and soybean, and cruciferous plants (family Brassicaceae), such as cauliflower, rape seed, and the closely related model organism Arabidopsis thaliana.
  • plant parts are stem, callus, leaves, root, fruits, seeds, and tubers as well as the individual tissues comprising these parts, e.g., epidermis, mesophyll, parenchyme, vascular tissues, meristems.
  • Specific plant cell compartments such as chloroplasts, apoplasts, mitochondria, vacuoles, peroxisomes and cytoplasm are also considered to be a plant part.
  • any plant cell, whatever the tissue origin, is considered to be a plant part.
  • plant parts such as specific tissues and cells isolated to facilitate the utilization of the invention are also considered plant parts, e.g., embryos, endosperms, aleurone and seed coats.
  • transgenic plant or plant cell expressing the polypeptide or domain may be any transgenic plant or plant cell expressing the polypeptide or domain.
  • the plant or plant cell is constructed in accordance with methods known in the art.
  • the plant or plant cell is constructed by incorporating one or more expression constructs encoding the polypeptide or domain into the plant host genome or chloroplast genome and propagating the resulting modified plant or plant cell into a transgenic plant or plant cell.
  • the expression construct is conveniently a nucleic acid construct that comprises a polynucleotide encoding a polypeptide or domain operably linked with appropriate regulatory sequences required for expression of the polynucleotide in the plant or plant part of choice.
  • the expression construct may comprise a selectable marker useful for identifying plant cells into which the expression construct has been integrated and DNA sequences necessary for introduction of the construct into the plant in question (the latter depends on the DNA introduction method to be used).
  • regulatory sequences such as promoter and terminator sequences and optionally signal or transit sequences
  • expression of the gene encoding a polypeptide or domain may be constitutive or inducible, or may be developmental, stage or tissue specific, and the gene product may be targeted to a specific tissue or plant part such as seeds or leaves.
  • Regulatory sequences are, for example, described by Tague et al. , 1988, Plant Physiology 86: 506.
  • the 35S-CaMV, the maize ubiquitin 1 , or the rice actin 1 promoter may be used (Franck et al., 1980, Cell 21 : 285-294; Christensen et al., 1992, Plant Mol. Biol. 18: 675-689; Zhang et al., 1991 , Plant Cell 3: 1 155-1 165).
  • Organ-specific promoters may be, for example, a promoter from storage sink tissues such as seeds, potato tubers, and fruits (Edwards and Coruzzi, 1990, Ann. Rev. Genet. 24: 275-303), or from metabolic sink tissues such as meristems (Ito et al., 1994, Plant Mol. Biol.
  • a seed specific promoter such as the glutelin, prolamin, globulin, or albumin promoter from rice (Wu et al., 1998, Plant Cell Physiol. 39: 885-889), a Vicia faba promoter from the legumin B4 and the unknown seed protein gene from Vicia faba (Conrad et al., 1998, J. Plant Physiol. 152: 708-71 1 ), a promoter from a seed oil body protein (Chen et al., 1998, Plant Cell Physiol.
  • the storage protein napA promoter from Brassica napus, or any other seed specific promoter known in the art, e.g., as described in WO 91/14772.
  • the promoter may be a leaf specific promoter such as the rbcs promoter from rice or tomato (Kyozuka et al., 1993, Plant Physiol. 102: 991 -1000), the chlorella virus adenine methyltransferase gene promoter (Mitra and
  • the promoter may be induced by abiotic treatments such as temperature, drought, or alterations in salinity or induced by exogenously applied substances that activate the promoter, e.g., ethanol, oestrogens, plant hormones such as ethylene, abscisic acid, and gibberellic acid, and heavy metals.
  • a promoter enhancer element may also be used to achieve higher expression of a polypeptide or domain in the plant.
  • the promoter enhancer element may be an intron that is placed between the promoter and the polynucleotide encoding a polypeptide or domain.
  • Xu et al., 1993, supra disclose the use of the first intron of the rice actin 1 gene to enhance expression.
  • the selectable marker gene and any other parts of the expression construct may be chosen from those available in the art.
  • the nucleic acid construct is incorporated into the plant genome according to conventional techniques known in the art, including transformation, virus-mediated transformation, microinjection, particle bombardment, biolistic transformation, and
  • Agrobacterium tumefaciens-medlated gene transfer is a method for generating transgenic dicots (for a review, see Hooykas and Schilperoort, 1992, Plant Mol. Biol. 19: 15-38) and for transforming monocots, although other transformation methods may be used for these plants.
  • a method for generating transgenic monocots is particle bombardment (microscopic gold or tungsten particles coated with the transforming DNA) of embryonic calli or developing embryos (Christou, 1992, Plant J. 2: 275-281 ; Shimamoto, 1994, Curr. Opin. Biotechnol. 5: 158-162; Vasil et al., 1992, Bio/Technology 10: 667-674).
  • An alternative method for transformation of monocots is based on protoplast transformation as described by Omirulleh et al., 1993, Plant Mol. Biol. 21 : 415-428. Additional transformation methods include those described in U.S. Patent Nos. 6,395,966 and 7,151 ,204 (both of which are herein incorporated by reference in their entirety).
  • the transformants having incorporated the expression construct are selected and regenerated into whole plants according to methods well known in the art.
  • the transformation procedure is designed for the selective elimination of selection genes either during regeneration or in the following generations by using, for example, co- transformation with two separate T-DNA constructs or site specific excision of the selection gene by a specific recombinase.
  • transgenic plants may be made by crossing a plant having the construct to a second plant lacking the construct.
  • a construct encoding a polypeptide or domain can be introduced into a particular plant variety by crossing, without the need for ever directly transforming a plant of that given variety. Therefore, the present invention encompasses not only a plant directly regenerated from cells which have been transformed in accordance with the present invention, but also the progeny of such plants.
  • progeny may refer to the offspring of any generation of a parent plant prepared in accordance with the present invention.
  • progeny may include a DNA construct prepared in accordance with the present invention.
  • Crossing results in the introduction of a transgene into a plant line by cross pollinating a starting line with a donor plant line. Non-limiting examples of such steps are described in U.S. Patent No. 7,151 ,204.
  • Plants may be generated through a process of backcross conversion.
  • plants include plants referred to as a backcross converted genotype, line, inbred, or hybrid.
  • Genetic markers may be used to assist in the introgression of one or more transgenes of the invention from one genetic background into another. Marker assisted selection offers advantages relative to conventional breeding in that it can be used to avoid errors caused by phenotypic variations. Further, genetic markers may provide data regarding the relative degree of elite germplasm in the individual progeny of a particular cross. For example, when a plant with a desired trait which otherwise has a non-agronomically desirable genetic background is crossed to an elite parent, genetic markers may be used to select progeny which not only possess the trait of interest, but also have a relatively large proportion of the desired
  • the present invention also relates to methods of producing a polypeptide or domain of the present invention comprising (a) cultivating a transgenic plant or a plant cell comprising a polynucleotide encoding the polypeptide or domain under conditions conducive for production of the polypeptide or domain; and (b) recovering the polypeptide or domain. Removal or Reduction of Peroxygenase Activity
  • the present invention also relates to methods of producing a mutant of a parent cell, which comprises disrupting or deleting a polynucleotide, or a portion thereof, encoding a polypeptide of the present invention, which results in the mutant cell producing less of the polypeptide than the parent cell when cultivated under the same conditions.
  • the mutant cell may be constructed by reducing or eliminating expression of the polynucleotide using methods well known in the art, for example, insertions, disruptions, replacements, or deletions.
  • the polynucleotide is inactivated.
  • the polynucleotide to be modified or inactivated may be, for example, the coding region or a part thereof essential for activity, or a regulatory element required for expression of the coding region.
  • An example of such a regulatory or control sequence may be a promoter sequence or a functional part thereof, i.e., a part that is sufficient for affecting expression of the polynucleotide.
  • Other control sequences for possible modification include, but are not limited to, a leader, polyadenylation sequence, propeptide sequence, signal peptide sequence, transcription terminator, and transcriptional activator.
  • Modification or inactivation of the polynucleotide may be performed by subjecting the parent cell to mutagenesis and selecting for mutant cells in which expression of the
  • mutagenesis which may be specific or random, may be performed, for example, by use of a suitable physical or chemical mutagenizing agent, by use of a suitable oligonucleotide, or by subjecting the DNA sequence to PCR generated mutagenesis. Furthermore, the mutagenesis may be performed by use of any combination of these mutagenizing agents.
  • Examples of a physical or chemical mutagenizing agent suitable for the present purpose include ultraviolet (UV) irradiation, hydroxylamine, N-methyl-N'-nitro-N-nitrosoguanidine
  • MNNG O-methyl hydroxylamine
  • EMS ethyl methane sulphonate
  • sodium bisulphite formic acid
  • nucleotide analogues O-methyl hydroxylamine, nitrous acid, ethyl methane sulphonate (EMS), sodium bisulphite, formic acid, and nucleotide analogues.
  • the mutagenesis is typically performed by incubating the parent cell to be mutagenized in the presence of the mutagenizing agent of choice under suitable conditions, and screening and/or selecting for mutant cells exhibiting reduced or no expression of the gene.
  • Modification or inactivation of the polynucleotide may be accomplished by insertion, substitution, or deletion of one or more nucleotides in the gene or a regulatory element required for transcription or translation thereof.
  • nucleotides may be inserted or removed so as to result in the introduction of a stop codon, the removal of the start codon, or a change in the open reading frame.
  • modification or inactivation may be accomplished by site-directed mutagenesis or PCR generated mutagenesis in accordance with methods known in the art.
  • the modification may be performed in vivo, i.e., directly on the cell expressing the polynucleotide to be modified, it is preferred that the modification be performed in vitro as exemplified below.
  • An example of a convenient way to eliminate or reduce expression of a polynucleotide is based on techniques of gene replacement, gene deletion, or gene disruption.
  • a nucleic acid sequence corresponding to the endogenous polynucleotide is mutagenized in vitro to produce a defective nucleic acid sequence that is then transformed into the parent cell to produce a defective gene.
  • the defective nucleic acid sequence replaces the endogenous polynucleotide.
  • the defective polynucleotide also encodes a marker that may be used for selection of transformants in which the polynucleotide has been modified or destroyed.
  • the polynucleotide is disrupted with a selectable marker such as those described herein.
  • the present invention also relates to methods of inhibiting the expression of a polypeptide having peroxygenase activity in a cell, comprising administering to the cell or expressing in the cell a double-stranded RNA (dsRNA) molecule, wherein the dsRNA comprises a subsequence of a polynucleotide of the present invention.
  • dsRNA double-stranded RNA
  • the dsRNA is about 15, 16, 17, 18, 19, 20, 21 , 22, 23, 24, 25 or more duplex nucleotides in length.
  • the dsRNA is preferably a small interfering RNA (siRNA) or a micro RNA (miRNA).
  • siRNA small interfering RNA
  • miRNA micro RNA
  • the dsRNA is small interfering RNA for inhibiting transcription.
  • the dsRNA is micro RNA for inhibiting translation.
  • the present invention also relates to such double-stranded RNA (dsRNA) molecules, comprising a portion of the mature polypeptide coding sequence of SEQ ID NO: 1 for inhibiting expression of the polypeptide in a cell.
  • dsRNA double-stranded RNA
  • the dsRNA can enter a cell and cause the degradation of a single-stranded RNA (ssRNA) of similar or identical sequences, including endogenous mRNAs.
  • ssRNA single-stranded RNA
  • RNAi RNA interference
  • the dsRNAs of the present invention can be used in gene-silencing.
  • the invention provides methods to selectively degrade RNA using a dsRNAi of the present invention.
  • the process may be practiced in vitro, ex vivo or in vivo.
  • the dsRNA molecules can be used to generate a loss-of-function mutation in a cell, an organ or an animal.
  • Methods for making and using dsRNA molecules to selectively degrade RNA are well known in the art; see, for example, U.S. Patent Nos. 6,489,127; 6,506,559; 6,51 1 ,824; and 6,515,109.
  • the present invention further relates to a mutant cell of a parent cell that comprises a disruption or deletion of a polynucleotide encoding the polypeptide or a control sequence thereof or a silenced gene encoding the polypeptide, which results in the mutant cell producing less of the polypeptide or no polypeptide compared to the parent cell.
  • the polypeptide-deficient mutant cells are particularly useful as host cells for expression of native and heterologous polypeptides. Therefore, the present invention further relates to methods of producing a native or heterologous polypeptide, comprising (a) cultivating the mutant cell under conditions conducive for production of the polypeptide; and (b) recovering the polypeptide.
  • heterologous polypeptides means polypeptides that are not native to the host cell, e.g., a variant of a native protein.
  • the host cell may comprise more than one copy of a polynucleotide encoding the native or heterologous polypeptide.
  • the methods used for cultivation and purification of the product of interest may be performed by methods known in the art.
  • the methods of the present invention for producing an essentially peroxygenase-free product is of particular interest in the production of eukaryotic polypeptides, in particular fungal proteins such as enzymes.
  • the peroxygenase-deficient cells may also be used to express heterologous proteins of pharmaceutical interest such as hormones, growth factors, receptors, and the like.
  • eukaryotic polypeptides includes not only native polypeptides, but also those polypeptides, e.g., enzymes, which have been modified by amino acid substitutions, deletions or additions, or other such modifications to enhance activity, thermostability, pH tolerance and the like.
  • the present invention relates to a protein product essentially free from peroxygenase activity that is produced by a method of the present invention.
  • compositions comprising a polypeptide having peroxygenase activity (peroxygenase) of the invention.
  • the composition may comprise a peroxygenase of the invention as the major polypeptide component, e.g., a mono-component composition.
  • the composition may comprise multiple enzymatic activities, such as an aminopeptidase, amylase, carbohydrase, carboxypeptidase, catalase, cellulase, chitinase, cutinase, cyclodextrin glycosyltransferase, deoxyribonuclease, esterase, alpha-galactosidase, beta-galactosidase, glucoamylase, alpha- glucosidase, beta-glucosidase, haloperoxidase, invertase, laccase, lipase, mannosidase, oxidase, pectinolytic enzyme, peptidoglutaminase, peroxidase, phytase, polyphenoloxidase, proteo
  • compositions may be prepared in accordance with methods known in the art and may be in the form of a liquid or a dry composition.
  • the polypeptide composition may be in the form of a granulate or a microgranulate.
  • the polypeptide to be included in the composition may be stabilized in accordance with methods known in the art.
  • polypeptide compositions of the invention examples are given below of preferred uses of the polypeptide compositions of the invention.
  • the dosage of the polypeptide composition of the invention and other conditions under which the composition is used may be determined on the basis of methods known in the art.
  • the peroxygenase polypeptides of the invention may be added to and thus become a component of a detergent composition.
  • the detergent composition of the present invention may be formulated, for example, as a hand or machine laundry detergent composition including a laundry additive composition suitable for pre-treatment of stained fabrics and a rinse added fabric softener composition, or be formulated as a detergent composition for use in general household hard surface cleaning operations, or be formulated for hand or machine dishwashing operations.
  • the present invention provides a detergent additive comprising a polypeptide of the invention as described herein.
  • the detergent composition may comprise one or more surfactants, which may be anionic and/or cationic and/or non-ionic and/or semi-polar and/or zwitterionic, or a mixture thereof.
  • the detergent composition includes a mixture of one or more nonionic surfactants and one or more anionic surfactants.
  • the surfactant(s) is typically present at a level of from about 0.1 % to 60% by weight, such as about 1 % to about 40%, or about 3% to about 20%, or about 3% to about 10%.
  • the surfactant(s) is chosen based on the desired cleaning application, and includes any conventional surfactant(s) known in the art.
  • the detergent additive as well as the detergent composition may comprise one or more additional enzymes such as a protease, lipase, cutinase, amylase, carbohydrase, cellulase, pectinase, mannanase, arabinase, galactanase, xylanase, oxidase, e.g., a laccase, and/or peroxidase.
  • additional enzymes such as a protease, lipase, cutinase, amylase, carbohydrase, cellulase, pectinase, mannanase, arabinase, galactanase, xylanase, oxidase, e.g., a laccase, and/or peroxidase.
  • the polypeptide of the present invention may be added to a detergent composition in an amount corresponding to 0.001 -100 mg of protein, such as 0.01 -100 mg of protein, preferably 0.005-50 mg of protein, more preferably 0.01 -25 mg of protein, even more preferably 0.05-10 mg of protein, most preferably 0.05-5 mg of protein, and even most preferably 0.01 -1 mg of protein per liter of wash liquor.
  • the polypeptide having peroxygenase activity may be formulated as a liquid (e.g. aqueous), a solid, a gel, a paste or a dry product formulation.
  • the dry product formulation may subsequently be re- hydrated to form an active liquid or semi-liquid formulation usable in the methods of the invention.
  • the components may be mixed, arranged in discrete layers or packaged separately.
  • composition of the invention may further comprise auxiliary agents such as wetting agents, thickening agents, buffer(s) for pH control, stabilisers, perfume, colourants, fillers and the like.
  • auxiliary agents such as wetting agents, thickening agents, buffer(s) for pH control, stabilisers, perfume, colourants, fillers and the like.
  • Useful wetting agents are surfactants, i.e. non-ionic, anionic, amphoteric or zwitterionic surfactants. Surfactants are further described above. Methods and Uses
  • the peroxygenase polypeptides of the invention may be used for site specific
  • the aliphatic hydrocarbon must include a chain of at least 3 carbons, and either (one or more) end of the aliphatic hydrocarbon may be used as the starting point to determine which carbon is in position 2 or 3.
  • the aliphatic hydrocarbon must have at least one hydrogen attached to the carbon (which is hydroxylated) in position 2 or 3.
  • the carbon in position 2 or 3, which is hydroxylated with the peroxygenase is unsubstituted (before the hydroxylation is carried out).
  • the present invention provides a method for hydroxylation in position 2 or 3 of either end (one or more ends) of a substituted or unsubstituted, linear or branched, aliphatic hydrocarbon having at least 3 carbons and having a hydrogen attached to the carbon in position 2 or 3, comprising contacting the aliphatic hydrocarbon with hydrogen peroxide and a polypeptide having peroxygenase activity of the invention.
  • the method of the invention may be used for a variety of purposes, like bulk chemical synthesis (biocatalysis), increasing aqueous solubility of aliphatic hydrocarbons, bioremediation, and modification of the characteristics of food products.
  • the method of the invention may also be used for a number of industrial processes in which said hydroxylation reactions are beneficial.
  • An example of such use is in the manufacture of pulp and paper products where alkanes and other relevant aliphatic hydrocarbons that are present in the wood (resin) can result in depositioning problems in the pulp and paper manufacturing process.
  • These hydrophobic compounds are the precursors of the so-called pitch deposits within the pulp and paper manufacturing processes. Pitch deposition results in low quality pulp, and can cause the shutdown of pulp mill operations.
  • Specific issues related to pulps with high extractives content include runnability problems, spots and holes in the paper, and sheet breaks. Treatment with peroxygenase can increase the solubility of said compounds and thereby mitigate problems.
  • Yet another use of the method of the invention is in i.e. oil or coal refineries where the peroxygenase catalyzed hydroxylation can be used to modify the solubility, viscosity and/or combustion characteristics of hydrocarbons.
  • the treatment can lead to changes in the smoke point, the kindling point, the fire point and the boiling point of the hydrocarbons subjected to the treatment.
  • the method of the invention may obviously be relevant in terms of selectively introducing hydroxy groups in the substrates thereby affecting the solubility of the modified compound. Furthermore, the selective hydroxylation provides a site for further modification by methods known in the art of organic chemical synthesis and chemo-enzymatic synthesis.
  • Natural gas is extensively processed to remove higher alkanes. Hydroxylation of such higher alkanes may be used to improve water solubility, and thus facilitate removal of the higher alkanes by washing the natural gas stream. Removal may be performed at the well or during refining.
  • Hydroxylation of oil waste will significantly improve biodegradability and will be applicable both in connection with waste water treatment from refineries and bioremediation of
  • the present invention provides a method for hydroxylation in position 2 or 3 of the terminal end of an acyl group of a lipid, comprising contacting the lipid with hydrogen peroxide and a polypeptide having peroxygenase activity of the invention.
  • Hydroxylation of the acyl group of a lipid generally improves the aqueous solubility of the lipid. Accordingly, the method of the invention may be used to remove or reduce oil or lipid containing stains, like chocolate, from laundry, by contacting the laundry with a peroxygenase and a source of hydrogen peroxide, and optionally a surfactant.
  • the methods of the invention may be used to reduce unpleasant odors from laundry by contacting the laundry with a peroxygenase and a source of hydrogen peroxide, and optionally a surfactant.
  • the method of the invention results in reduction of the amount of butanoic acid (butyric acid) in the laundry.
  • butanoic acid is formed during washing of laundry when certain animal fats and plant oils are hydrolyzed, e.g. by detergent lipase, to yield free fatty acids, including butanoic acid.
  • Butanoic acid has an extremely unpleasant odor.
  • the peroxygenase hydroxylates the butanoic acid to 2-hydroxybutyric acid (a/pfra-hydroxybutyric acid) or 3-hydroxybutyric acid (beia-hydroxybutyric acid).
  • the present invention also provides a method for site specific introduction of a hydroxy and/or an oxo (keto) group at the second or third carbon of at least two ends of an aliphatic hydrocarbon, using a peroxygenase polypeptide of the invention, and hydrogen peroxide.
  • the aliphatic hydrocarbon must include a chain of at least five carbons.
  • the second and third carbons are determined by counting the carbon atoms from any end of the aliphatic hydrocarbon.
  • the aliphatic hydrocarbon must have at least one hydrogen attached to a carbon which is hydroxylated by attachment of a hydroxy group; and at least two hydrogens attached to a carbon when an oxo group is introduced.
  • the second or third carbon is unsubstituted before being contacted with the peroxygenase.
  • the hydroxy and/or oxo groups are introduced independently of each other at the (at least) two ends of the aliphatic hydrocarbon.
  • a hydroxy group can be introduced at one end, at the same time as an oxo group is introduced at another (the other) end - and vice versa.
  • oxidation means introduction of a hydroxy and/or an oxo group.
  • the present invention provides a method for introducing a hydroxy and/or an oxo (keto) group at the second or third carbon of (at least) two ends of a substituted or unsubstituted, linear or branched, aliphatic hydrocarbon having at least five carbons and having at least one hydrogen attached to said second or third carbon, comprising contacting the aliphatic hydrocarbon with hydrogen peroxide and a polypeptide having peroxygenase activity of the invention.
  • the aliphatic hydrocarbon is not n-hexane or n-decane.
  • the aliphatic hydrocarbon is oxidized to (converted to) a diol, by introduction of two hydroxy groups. More preferably, the two hydroxy groups are located at each end of a linear aliphatic hydrocarbon.
  • the method of the invention may be used for a variety of purposes, like bulk chemical synthesis (biocatalysis), increasing aqueous solubility of aliphatic hydrocarbons, bioremediation, and modification of the characteristics of food products.
  • the method of the invention may also be used for a number of industrial processes in which said oxidation reactions are beneficial.
  • An example of such use is in the manufacture of pulp and paper products where alkanes and other relevant aliphatic hydrocarbons that are present in the wood (resin) can result in depositioning problems in the pulp and paper manufacturing process.
  • These hydrophobic compounds are the precursors of the so-called pitch deposits within the pulp and paper manufacturing processes. Pitch deposition results in low quality pulp, and can cause the shutdown of pulp mill operations.
  • Specific issues related to pulps with high extractives content include runnability problems, spots and holes in the paper, and sheet breaks. Treatment with peroxygenase can increase the solubility of said compounds and thereby mitigate problems.
  • Yet another use of the method of the invention is in, for example, oil or coal refineries where the peroxygenase catalyzed oxidation can be used to modify the solubility, viscosity and/or combustion characteristics of hydrocarbons.
  • the treatment can lead to changes in the smoke point, the kindling point, the fire point and the boiling point of the hydrocarbons subjected to the treatment.
  • the method of the invention may obviously be relevant in terms of selectively introducing hydroxy groups in the substrates thereby affecting the solubility of the modified compound.
  • the selective oxidation provides a site for further modification by methods known in the art of organic chemical synthesis and chemo-enzymatic synthesis.
  • Natural gas is extensively processed to remove higher alkanes. Oxidation of such higher alkanes may be used to improve water solubility, and thus facilitate removal of the higher alkanes by washing the natural gas stream. Removal may be performed at the well or during refining.
  • Oxidation, according to the invention, of oil waste will significantly improve
  • the methods of the invention may be carried out with an immobilized peroxygenase polypeptide of the invention.
  • the methods of the invention may be carried out in an aqueous solvent (reaction medium), various alcohols, ethers, other polar or non-polar solvents, or mixtures thereof.
  • aqueous solvent reaction medium
  • suitable examples of solvents are easily recognized by one skilled in the art.
  • the solvent (reaction medium) and the aliphatic hydrocarbon can be maintained in a liquid phase at the reaction temperature.
  • the methods according to the invention may be carried out at a temperature between 0 and 90 degrees Celsius, preferably between 5 and 80 degrees Celsius, more preferably between 10 and 70 degrees Celsius, even more preferably between 15 and 60 degrees Celsius, most preferably between 20 and 50 degrees Celsius, and in particular between 20 and 40 degrees Celsius.
  • the methods of the invention may employ a treatment time of from 10 seconds to (at least) 24 hours, preferably from 1 minute to (at least) 12 hours, more preferably from 5 minutes to (at least) 6 hours, most preferably from 5 minutes to (at least) 3 hours, and in particular from 5 minutes to (at least) 1 hour.
  • Diols (di-hydroxy aliphatic hydrocarbons) produced by the method of the invention may be used for producing polyurethan.
  • Polyurethane is a polymer composed of a chain of organic units joined by carbamate (urethane) links.
  • Polyurethane polymers are formed through step-growth polymerization, by reacting a monomer (with at least two isocyanate functional groups) with another monomer (with at least two hydroxyl groups) in the presence of a catalyst.
  • the present invention also provides a method for introducing an oxo (keto) group at the second or third carbon of a substituted or unsubstituted, linear or branched, aliphatic
  • hydrocarbon having at least five carbons and having at least two hydrogens attached to said second or third carbon comprising contacting the aliphatic hydrocarbon with hydrogen peroxide and a polypeptide having peroxygenase activity of the invention.
  • the aliphatic hydrocarbon is not n-hexane or n-decane.
  • the present invention also provides a method for introducing a hydroxy or an oxo group at a terminal carbon of a linear or branched aliphatic hydrocarbon having at least five carbons, which is substituted with a carboxy group, comprising contacting the aliphatic hydrocarbon with hydrogen peroxide and a polypeptide having peroxygenase activity of the invention.
  • the aliphatic hydrocarbon which is substituted with a carboxy group is a fatty acid; preferably butanoic acid (butyric acid), pentanoic acid (valeric acid), hexanoic acid (caproic acid), heptanoic acid (enanthic acid), octanoic acid (caprylic acid), nonanoic acid
  • a fatty acid preferably butanoic acid (butyric acid), pentanoic acid (valeric acid), hexanoic acid (caproic acid), heptanoic acid (enanthic acid), octanoic acid (caprylic acid), nonanoic acid
  • the aliphatic hydrocarbon which is substituted with a carboxy group is not lauric acid or palmitic acid.
  • the present invention also provides a method for changing
  • pentanol may be changed (oxidized) to pentanoic acid (valeric acid), hexanol may be changed to hexanoic acid (caproic acid), heptanol may be changed to heptanoic acid (enanthic acid), octanol may be changed to octanoic acid (caprylic acid), nonanol may be changed to nonanoic acid (pelargonic acid), decanol may be changed to decanoic acid (capric acid), dodecanol may be changed to dodecanoic acid (lauric acid), tetradecanol may be changed to tetradecanoic acid (myristic acid), hexadecanol may be changed to hexadecanoic acid (palmitic acid), octadecanol may be changed to octadecanecanel.
  • polypeptides having peroxygenase activity of the invention are used in the methods of the invention in an amount of 0.005-50 ppm (mg/l), or 0.01 -40, 0.02-30, 0.03-25, 0.04-20, 0.05-15, 0.05-10, 0.05-5, 0.05-1 , 0.05-0.8, 0.05-0.6, or 0.1 -0.5 ppm.
  • the amount of enzyme refers to mg of a well-defined enzyme preparation.
  • the peroxygenase may be applied alone or together with an additional enzyme.
  • an additional enzyme means at least one additional enzyme, e.g. one, two, three, four, five, six, seven, eight, nine, ten or even more additional enzymes.
  • the term “applied together with” means that the additional enzyme may be applied in the same, or in another step of the method of the invention.
  • the other process step may be upstream or downstream, as compared to the step in which the peroxygenase is used.
  • the additional enzyme is an enzyme which has protease, lipase, xylanase, cutinase, oxidoreductase, cellulase, endoglucanase, amylase, mannanase, steryl esterase, and/or cholesterol esterase activity.
  • oxidoreductase enzymes are enzymes with laccase, and/or peroxidase activity.
  • a step of a method means at least one step, and it could be one, two, three, four, five or even more method steps.
  • the peroxygenases of the invention may be applied in at least one method step, and the additional enzyme(s) may also be applied in at least one method step, which may be the same or a different method step as compared to the step where the peroxygenase is used.
  • enzyme preparation means a product containing at least one peroxygenase.
  • the enzyme preparation may also comprise enzymes having other enzyme activities.
  • a preparation preferably contains at least one adjuvant.
  • adjuvants are buffers, polymers, surfactants and stabilizing agents.
  • Hydrogen peroxide The hydrogen peroxide required by the peroxygenase may be provided as an aqueous solution of hydrogen peroxide or a hydrogen peroxide precursor for in situ production of hydrogen peroxide. Any solid entity which liberates upon dissolution a peroxide which is useable by peroxygenase can serve as a source of hydrogen peroxide.
  • Compounds which yield hydrogen peroxide upon dissolution in water or an appropriate aqueous based medium include but are not limited to metal peroxides, percarbonates, persulphates, perphosphates, peroxyacids, alkyperoxides, acylperoxides, peroxyesters, urea peroxide, perborates and peroxycarboxylic acids or salts thereof.
  • Another source of hydrogen peroxide is a hydrogen peroxide generating enzyme system, such as an oxidase together with a substrate for the oxidase.
  • oxidase a hydrogen peroxide generating enzyme system
  • substrate for the oxidase.
  • combinations of oxidase and substrate comprise, but are not limited to, amino acid oxidase (see e.g. US 20140060600A1
  • amino acid oxidase see e.g. US 2014
  • glucose oxidase see e.g. WO 95/29996
  • glucose lactate oxidase and lactate
  • galactose oxidase see e.g. WO 00/50606
  • galactose see e.g. WO 99/31990
  • aldose oxidase see e.g. WO 99/31990
  • Hydrogen peroxide or a source of hydrogen peroxide may be added at the beginning of or during the method of the invention, e.g. as one or more separate additions of hydrogen peroxide; or continously as fed-batch addition.
  • Typical amounts of hydrogen peroxide correspond to levels of from 0.001 mM to 25 mM, preferably to levels of from 0.005 mM to 5 mM, and particularly to levels of from 0.01 to 1 mM hydrogen peroxide.
  • Hydrogen peroxide may also be used in an amount corresponding to levels of from 0.1 mM to 25 mM, preferably to levels of from 0.5 mM to 15 mM, more preferably to levels of from 1 mM to 10 mM, and most preferably to levels of from 2 mM to 8 mM hydrogen peroxide.
  • the hydrocarbons which are hydroxylated in the method of the invention, are aliphatic hydrocarbons having a chain of at least 3 carbons, and having a hydrogen attached to the carbon in position 2 or 3.
  • the aliphatic hydrocarbon is an alkane or an alkene; more preferably, the aliphatic hydrocarbon is an alkane, such as propane, butane, pentane, hexane, heptane, octane, nonane or decane, or isomers thereof.
  • the aliphatic hydrocarbons are linear or branched, but not cyclic, as site specific hydroxylation is not possible with cyclic hydrocarbons. Branched hydrocarbons correspond to isomers of linear hydrocarbons.
  • the aliphatic hydrocarbons are substituted or unsubstituted.
  • the aliphatic hydrocarbons are unsubstituted, such as non-activated hydrocarbons.
  • the preferred substituents are halogen, hydroxyl, carboxyl, amino, nitro, cyano, thiol, sulphonyl, formyl, acetyl, methoxy, ethoxy, phenyl, benzyl, xylyl, carbamoyl and sulfamoyi; more preferred substituents are chloro, hydroxyl, carboxyl and sulphonyl; and most preferred substituents are chloro and carboxyl.
  • the aliphatic hydrocarbons may be substituted by up to 10 substituents, up to 8 substituents, up to 6 substituents, up to 4 substituents, up to 2 substituents, or by up to one substituent.
  • the aliphatic hydrocarbon is a fatty acid (the substituent is a carboxyl group).
  • fatty acids include, but are not limited to, butanoic acid (butyric acid), pentanoic acid (valeric acid), hexanoic acid (caproic acid), heptanoic acid (enanthic acid), octanoic acid (caprylic acid), nonanoic acid (pelargonic acid), decanoic acid (capric acid), dodecanoic acid (lauric acid), tetradecanoic acid (myristic acid), hexadecanoic acid (palmitic acid), octadecanoic acid (stearic acid), eicosanoic acid (arachidic acid), linoleic acid, linolenic acid, arachidonic acid, eicosapentaenoic acid, and docosahexaenoic acid.
  • the aliphatic hydrocarbon is an acyl group of a lipid, such as a monoglyceride, diglyceride, triglyceride, phospholipid or sphingolipid; and the hydroxylation takes place in position 2 or position 3 of the terminal end of the acyl group.
  • the acyl group must have at least one hydrogen attached to the carbon in position 2 or 3 of the terminal end.
  • the acyl group may be saturated or unsaturated, and optionally functional groups (substituents) may be attached.
  • acyl groups include, but are not limited to, the acyl forms of butanoic acid (butyric acid), pentanoic acid (valeric acid), hexanoic acid (caproic acid), heptanoic acid (enanthic acid), octanoic acid (caprylic acid), nonanoic acid (pelargonic acid), decanoic acid (capric acid), dodecanoic acid (lauric acid), tetradecanoic acid (myristic acid), hexadecanoic acid (palmitic acid), octadecanoic acid (stearic acid), eicosanoic acid (arachidic acid), linoleic acid, linolenic acid, arachidonic acid, eicosapentaenoic acid, and docosahexaenoic acid.
  • butanoic acid butyric acid
  • pentanoic acid valeric acid
  • the present invention also relates to an isolated polynucleotide encoding a signal peptide comprising or consisting of amino acids -24 to -1 of SEQ ID NO: 2.
  • the polynucleotides may further comprise a gene encoding a protein, which is operably linked to the signal peptide.
  • the protein is preferably foreign to the signal peptide.
  • the polynucleotide encoding the signal peptide is nucleotides 1 to 72 of SEQ ID NO: 1 .
  • the present invention also relates to nucleic acid constructs, expression vectors and recombinant host cells comprising such polynucleotides.
  • the present invention also relates to methods of producing a protein, comprising (a) cultivating a recombinant host cell comprising such polynucleotide; and (b) recovering the protein.
  • the protein may be native or heterologous to a host cell.
  • the term “protein” is not meant herein to refer to a specific length of the encoded product and, therefore, encompasses peptides, oligopeptides, and polypeptides.
  • the term “protein” also encompasses two or more polypeptides combined to form the encoded product.
  • the proteins also include hybrid polypeptides and fused polypeptides.
  • the protein is a hormone, enzyme, receptor or portion thereof, antibody or portion thereof, or reporter.
  • the protein may be a hydrolase, isomerase, ligase, lyase, oxidoreductase, or transferase, e.g., an aminopeptidase, amylase, carbohydrase, carboxypeptidase, catalase, cellobiohydrolase, cellulase, chitinase, cutinase, cyclodextrin glycosyltransferase, deoxyribonuclease, endoglucanase, esterase, alpha-galactosidase, beta- galactosidase, glucoamylase, alpha-glucosidase, beta-glucosidase, invertase, laccase, lipase, mannosidase, mutanase, oxidase, pectinolytic enzyme
  • polyphenoloxidase polyphenoloxidase, proteolytic enzyme, ribonuclease, transglutaminase, xylanase, or beta- xylosidase.
  • the gene may be obtained from any prokaryotic, eukaryotic, or other source.
  • Aspergillus oryzae MT3568 is an amdS (acetamidase) disrupted gene derivative of Aspergillus oryzae Jal_355 (WO 2002/40694), in which pyrG auxotrophy was restored by disrupting the A. oryzae acetamidase (amdS) gene with the pyrG gene.
  • amdS acetamidase
  • each shake flask a 150 ml is added 3.5 ml of 50% di- ammoniumhydrogenphosphat ((NH 4 ) 2 HP0 4 ), and 5.0 ml of 20% lactic acid.
  • Aspergillus oryzae strain MT3568 was used for heterologous expression of the mature peroxygenase encoded by the polynucleotide of SEQ ID NO: 1 .
  • SEQ ID NO: 1 is a genomic nucleotide sequence isolated from a Poronia punctata strain, originating from Sweden, 1994.
  • An expression construct containing the polynucleotide of SEQ ID NO: 1 was transformed into Aspergillus oryzae strain MT3568. After incubation for 4-7 days at 37°C spores of four to eight transformants were inoculated into 0.5 ml of DAP-4C-01 medium in 96 deep well plates.
  • the culture broths were analyzed by SDS-PAGE to identify the transformants producing the largest amount of recombinant peroxygenase, and the culture broths were also analyzed in assays for confirmation of peroxygenase activity.
  • An Aspergillus oryzae transformant constructed as described above was fermented in 150 ml DAP-4C-01 medium in 500 ml fluted shake flasks incubated at 30°C in a shaking platform incubator rotating at 150 RPM for 5 days and further used for assays as described below.
  • the reaction mixture (0.2 ml) contained 1 .0 mM ABTS, buffer (50 mM phosphate buffer pH 7 or 50 mM Britton-Robinson buffer pH 4), 20 ⁇ peroxygenase fermentation supernatant (see Example 1 ) and 0.5 mM hydrogen peroxide.
  • the reaction was started by adding the peroxygenase supernatant to the other ingredients used in the assay.
  • a SpectraMax microtitre plate reader from Molecular Devices was applied to monitor the change in absorbance at 405 nm in a 96 well microtitre plate at room temperature. Blanks prepared without addition of enzyme were included.
  • Peroxygenases oxidizes 4-nitrobenzodioxole (1 ,2-(Methylenedioxy)-4-nitrobenzene) to 4- nitrocatechol in presence of hydrogen peroxide and the produced yellow color is quantified spectrophotometrically at 425 nm
  • the final reaction mixture (0.2 ml) contained 1.0 mM 4-nitrobenzodioxole, 10% acetonitrile, buffer (50 mM phosphate buffer pH 7 or 50 mM Britton-Robinson buffer pH 4), 20 ⁇ peroxygenase fermentation supernatant (see Example 1 ) and 0.5 mM hydrogen peroxide.
  • the reaction was started by adding the peroxygenase supernatant to the other ingredients used in the assay.
  • a SpectraMax microtitre plate reader from Molecular Devices was applied to monitor the change in absorbance at 425 nm in a 96 well microtitre plate at room temperature. Blanks prepared without addition of enzyme were included.
  • the final reaction mixture (1 mL) contained 2 mM Naphthalene, 20% acetonitrile, 50 mM phosphate buffer pH 7, 100 ⁇ or 200 ⁇ peroxygenase fermentation supernatant (see Example 1 ) and 1 mM hydrogen peroxide.
  • Oxidations of 1 mM veratryl alcohol with 1 mM H 2 0 2 were carried out with 20% acetonitrile and 5 mM acetate (pH 4.5), phosphate (pH 6.5) or borate buffer (pH 8.5) at specified pH values using 0.01 mg/mL of purified peroxygenase (mature peroxygenase encoded by SEQ ID NO: 1 ) in a total reaction volume of 1 ml_. Reactions were performed at room temperature for 25 minutes and samples were then inactivated with 50 ⁇ _ of 50% (w/v) trichloroacetic acid.
  • Veratryl alcohol and its oxidation products veratryl aldehyde and veratric acid were identified and quantified by external calibration using authentic standards, based on their retention times, UV absorption spectra (230 nm, 280 nm, and 260 nm respectively).
  • the peroxygenase oxidised veratryl alcohol yielding a single product veratryl aldehyde.
  • Oxidations of 1 mM naphthalene with 1 mM H 2 0 2 were carried out with 20% acetonitrile and 5 mM acetate (pH 4.5), phosphate (pH 6.5) or borate buffer (pH 8.5) at specified pH values using 0.01 mg/mL of purified peroxygenase (mature peroxygenase encoded by SEQ ID NO: 1 ) in a total reaction volume of 1 mL. Reactions were performed at room temperature for 25 minutes and samples were then inactivated with 50 ⁇ of 50% (w/v) trichloroacetic acid.
  • Naphthalene and its oxidation products 1 -naphthol, 2-naphthol, 1 ,4-naphthoquinone were identified and quantified by external calibration using authentic standards, based on their retention times, UV absorbtion spectra (210 nm).
  • Oxidations of 1 mM dibenzothiophene with 1 mM H 2 0 2 were carried out with 30% acetonitrile and 5 mM acetate (pH 3-5), phosphate (pH 6-7) or borate buffer (pH 8-8.5) at specified pH values using 0.01 mg/mL of purified peroxygenase (mature peroxygenase encoded by SEQ ID NO: 1 ) in a total reaction volume of 1 ml_. Reactions were performed at room temperature for 25 minutes and samples were then inactivated with 50 ⁇ _ of 50% (w/v) trichloroacetic acid.
  • Dibenzothiophene and its oxidation product dibenzothiophene sulfone was identified and quantified by external calibration using authentic standards, based on their retention times, UV absorbtion spectra (230 nm and 260 nm).
  • Dibenzothiophene oxide standard was not commercially available; the quantification of this compound was done using dibenzothiophene sulfone calibration curve. The peroxygenase oxidised dibenzothiophene yielding a single product dibenzothiophene oxide.
  • Oxidation of 1 mM isobutylbenzene with 1 mM H 2 0 2 was carried out with 20% acetonitrile and 5 mM phosphate buffer at pH 6.5 using 0.01 mg/mL of purified peroxygenase (mature peroxygenase encoded by SEQ ID NO: 1 ) in a total reaction volume of 1 ml_. Reaction was performed at room temperature for 5 minutes and sample was then inactivated with 20 ⁇ _ of 0.5 M Na 2 C0 3 .
  • isobutyrophenone, 2-methyl-1 -phenyl-2-propanol were identified and quantified by external calibration using authentic standards, based on their retention times, UV absorbtion spectra (210 nm).
  • Oxidations of 1 mM n-heptane with 1 mM H 2 0 2 were carried out with 10% acetone and 5 mM phosphate buffer at pH 6.5 using 0.01 mg/mL of purified peroxygenase (mature
  • reactions were performed at room temperature for 10 minutes and samples were then inactivated by adding extraction solvent dichloromethane.
  • n-Heptane oxidation products were identified and quantified by external calibration using authentic standards, based on their retention times and electron impact MS at 70 eV.
  • the peroxygenase oxidised n-heptane yielding multiple products 2-heptanol, 3-heptanol, and 4-heptanol.

Abstract

La présente invention concerne des polypeptides isolés ayant une activité peroxygénase, et des polynucléotides codant pour les polypeptides. L'invention concerne également des constructions d'acide nucléique, des vecteurs et des cellules hôtes comprenant les polynucléotides, ainsi que des procédés de production et d'utilisation des polypeptides.
PCT/EP2012/065769 2011-08-10 2012-08-10 Polypeptides ayant une activité peroxygénase et polynucléotides codant les polypeptides WO2013021062A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11177156 2011-08-10
EP11177156.4 2011-08-10

Publications (1)

Publication Number Publication Date
WO2013021062A1 true WO2013021062A1 (fr) 2013-02-14

Family

ID=46639550

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/065769 WO2013021062A1 (fr) 2011-08-10 2012-08-10 Polypeptides ayant une activité peroxygénase et polynucléotides codant les polypeptides

Country Status (1)

Country Link
WO (1) WO2013021062A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9909147B2 (en) 2010-03-28 2018-03-06 Novozymes A/S Enzymatic hydroxylation of aliphatic hydrocarbon

Citations (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0238023A2 (fr) 1986-03-17 1987-09-23 Novo Nordisk A/S Procédé de production de produits protéiniques dans aspergillus oryzae et promoteur à utiliser dans aspergillus
WO1991014772A1 (fr) 1990-03-23 1991-10-03 Gist-Brocades N.V. Production d'enzymes dans des semences et utilisation de telles enzymes
WO1992006204A1 (fr) 1990-09-28 1992-04-16 Ixsys, Inc. Banques de recepteurs heteromeres a expression en surface
US5223409A (en) 1988-09-02 1993-06-29 Protein Engineering Corp. Directed evolution of novel binding proteins
WO1994025612A2 (fr) 1993-05-05 1994-11-10 Institut Pasteur Sequences de nucleotides pour le controle de l'expression de sequences d'adn dans un hote cellulaire
WO1995017413A1 (fr) 1993-12-21 1995-06-29 Evotec Biosystems Gmbh Procede permettant une conception et une synthese evolutives de polymeres fonctionnels sur la base d'elements et de codes de remodelage
WO1995022625A1 (fr) 1994-02-17 1995-08-24 Affymax Technologies N.V. Mutagenese d'adn par fragmentation aleatoire et reassemblage
WO1995029996A1 (fr) 1994-05-03 1995-11-09 Novo Nordisk A/S Glucose-oxydase alcaline
WO1995033836A1 (fr) 1994-06-03 1995-12-14 Novo Nordisk Biotech, Inc. Phosphonyldipeptides efficaces dans le traitement de maladies cardiovasculaires
WO1996000787A1 (fr) 1994-06-30 1996-01-11 Novo Nordisk Biotech, Inc. Systeme d'expression de fusarium non pathogene, non toxicogene, non toxique, et promoteurs et terminateurs utilises dans ce systeme
WO1999031990A1 (fr) 1997-12-22 1999-07-01 Novo Nordisk A/S Oxydase d'hydrate de carbone et utilisation de cette derniere dans la cuisson
WO1999043835A2 (fr) 1998-02-26 1999-09-02 Novo Nordisk Biotech, Inc. Procede de production d'un polypeptide dans une cellule de bacille
WO2000024883A1 (fr) 1998-10-26 2000-05-04 Novozymes A/S Etablissement et criblage d'une banque d'adn d'interet dans des cellules fongiques filamenteuses
WO2000050606A1 (fr) 1999-02-24 2000-08-31 Novozymes Biotech, Inc. Polypeptides presentant une activite d'oxydase de galactose et acides nucleiques codant ces polypeptides
WO2000056900A2 (fr) 1999-03-22 2000-09-28 Novo Nordisk Biotech, Inc. Promoteurs exprimant les genes d'une cellule fongique
US6248575B1 (en) 1998-05-18 2001-06-19 Novozymes Biotech, Inc. Nucleic acids encoding polypeptides having L-amino acid oxidase activity
WO2002040694A2 (fr) 2000-11-17 2002-05-23 Novozymes A/S Expression heterologue des taxanes
US6395966B1 (en) 1990-08-09 2002-05-28 Dekalb Genetics Corp. Fertile transgenic maize plants containing a gene encoding the pat protein
US6489127B1 (en) 2000-01-14 2002-12-03 Exelixis, Inc. Methods for identifying anti-cancer drug targets
US6506559B1 (en) 1997-12-23 2003-01-14 Carnegie Institute Of Washington Genetic inhibition by double-stranded RNA
US6511824B1 (en) 1999-03-17 2003-01-28 Exelixis, Inc. Nucleic acids and polypeptides of invertebrate TWIK channels and methods of use
US6515109B1 (en) 2000-10-12 2003-02-04 Exelixis, Inc. Human ECT2 polypeptide
DE10332065A1 (de) 2003-07-11 2005-01-27 Friedrich-Schiller-Universität Jena Verfahren zur enzymatischen Darstellung von Säuren aus Alkoholen über die intermediäre Bildung von Aldehyden
WO2006034702A1 (fr) 2004-09-28 2006-04-06 Jenabios Gmbh Procede d'hydroxylation enzymatique d'hydrocarbures non actives
US7151204B2 (en) 2001-01-09 2006-12-19 Monsanto Technology Llc Maize chloroplast aldolase promoter compositions and methods for use thereof
WO2008119780A2 (fr) 2007-03-30 2008-10-09 Novozymes A/S Peroxygénases fongiques et procédés d'application
WO2011120938A2 (fr) 2010-03-28 2011-10-06 Novozymes A/S Hydroxylation enzymatique d'hydrocarbure aliphatique

Patent Citations (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0238023A2 (fr) 1986-03-17 1987-09-23 Novo Nordisk A/S Procédé de production de produits protéiniques dans aspergillus oryzae et promoteur à utiliser dans aspergillus
US5223409A (en) 1988-09-02 1993-06-29 Protein Engineering Corp. Directed evolution of novel binding proteins
WO1991014772A1 (fr) 1990-03-23 1991-10-03 Gist-Brocades N.V. Production d'enzymes dans des semences et utilisation de telles enzymes
US6395966B1 (en) 1990-08-09 2002-05-28 Dekalb Genetics Corp. Fertile transgenic maize plants containing a gene encoding the pat protein
WO1992006204A1 (fr) 1990-09-28 1992-04-16 Ixsys, Inc. Banques de recepteurs heteromeres a expression en surface
WO1994025612A2 (fr) 1993-05-05 1994-11-10 Institut Pasteur Sequences de nucleotides pour le controle de l'expression de sequences d'adn dans un hote cellulaire
WO1995017413A1 (fr) 1993-12-21 1995-06-29 Evotec Biosystems Gmbh Procede permettant une conception et une synthese evolutives de polymeres fonctionnels sur la base d'elements et de codes de remodelage
WO1995022625A1 (fr) 1994-02-17 1995-08-24 Affymax Technologies N.V. Mutagenese d'adn par fragmentation aleatoire et reassemblage
WO1995029996A1 (fr) 1994-05-03 1995-11-09 Novo Nordisk A/S Glucose-oxydase alcaline
WO1995033836A1 (fr) 1994-06-03 1995-12-14 Novo Nordisk Biotech, Inc. Phosphonyldipeptides efficaces dans le traitement de maladies cardiovasculaires
WO1996000787A1 (fr) 1994-06-30 1996-01-11 Novo Nordisk Biotech, Inc. Systeme d'expression de fusarium non pathogene, non toxicogene, non toxique, et promoteurs et terminateurs utilises dans ce systeme
WO1999031990A1 (fr) 1997-12-22 1999-07-01 Novo Nordisk A/S Oxydase d'hydrate de carbone et utilisation de cette derniere dans la cuisson
US6506559B1 (en) 1997-12-23 2003-01-14 Carnegie Institute Of Washington Genetic inhibition by double-stranded RNA
WO1999043835A2 (fr) 1998-02-26 1999-09-02 Novo Nordisk Biotech, Inc. Procede de production d'un polypeptide dans une cellule de bacille
US6248575B1 (en) 1998-05-18 2001-06-19 Novozymes Biotech, Inc. Nucleic acids encoding polypeptides having L-amino acid oxidase activity
WO2000024883A1 (fr) 1998-10-26 2000-05-04 Novozymes A/S Etablissement et criblage d'une banque d'adn d'interet dans des cellules fongiques filamenteuses
WO2000050606A1 (fr) 1999-02-24 2000-08-31 Novozymes Biotech, Inc. Polypeptides presentant une activite d'oxydase de galactose et acides nucleiques codant ces polypeptides
US6511824B1 (en) 1999-03-17 2003-01-28 Exelixis, Inc. Nucleic acids and polypeptides of invertebrate TWIK channels and methods of use
WO2000056900A2 (fr) 1999-03-22 2000-09-28 Novo Nordisk Biotech, Inc. Promoteurs exprimant les genes d'une cellule fongique
US6489127B1 (en) 2000-01-14 2002-12-03 Exelixis, Inc. Methods for identifying anti-cancer drug targets
US6515109B1 (en) 2000-10-12 2003-02-04 Exelixis, Inc. Human ECT2 polypeptide
WO2002040694A2 (fr) 2000-11-17 2002-05-23 Novozymes A/S Expression heterologue des taxanes
US7151204B2 (en) 2001-01-09 2006-12-19 Monsanto Technology Llc Maize chloroplast aldolase promoter compositions and methods for use thereof
DE10332065A1 (de) 2003-07-11 2005-01-27 Friedrich-Schiller-Universität Jena Verfahren zur enzymatischen Darstellung von Säuren aus Alkoholen über die intermediäre Bildung von Aldehyden
WO2006034702A1 (fr) 2004-09-28 2006-04-06 Jenabios Gmbh Procede d'hydroxylation enzymatique d'hydrocarbures non actives
WO2008119780A2 (fr) 2007-03-30 2008-10-09 Novozymes A/S Peroxygénases fongiques et procédés d'application
WO2011120938A2 (fr) 2010-03-28 2011-10-06 Novozymes A/S Hydroxylation enzymatique d'hydrocarbure aliphatique

Non-Patent Citations (91)

* Cited by examiner, † Cited by third party
Title
"Biology and Activities of Yeast", 1980
"Protein Purification", 1989, VCH PUBLISHERS
AGAISSE; LERECLUS, MOLECULAR MICROBIOLOGY, vol. 13, 1994, pages 97 - 107
BECKER; GUARENTE: "Methods in Enzymology", vol. 194, ACADEMIC PRESS, INC., article "Guide to Yeast Genetics and Molecular Biology", pages: 182 - 187
BOWIE; SAUER, PROC. NATL. ACAD. SCI. USA, vol. 86, 1989, pages 2152 - 2156
BUCKLEY ET AL., APPL. ENVIRON. MICROBIOL., vol. 65, 1999, pages 3800 - 3804
BURKE ET AL., PROC. NATL. ACAD. SCI. USA, vol. 98, 2001, pages 6289 - 6294
CARTER ET AL., PROTEINS: STRUCTURE, FUNCTION, AND GENETICS, vol. 6, 1989, pages 240 - 248
CATT; JOLLICK, MICROBIOS, vol. 68, 1991, pages 189 - 207
CHANG; COHEN, MOL. GEN. GENET., vol. 168, 1979, pages 111 - 115
CHEN ET AL., PLANT CELL PHYSIOL., vol. 39, 1998, pages 935 - 941
CHOI ET AL., J. MICROBIOL. METHODS, vol. 64, 2006, pages 391 - 397
CHRISTENSEN ET AL., BIOLTECHNOLOGY, vol. 6, 1988, pages 1419 - 1422
CHRISTENSEN ET AL., PLANT MOL. BIOL., vol. 18, 1992, pages 675 - 689
CHRISTOU, PLANT J., vol. 2, 1992, pages 275 - 281
CLEWELL, MICROBIOL. REV., vol. 45, 1981, pages 409 - 436
COLLINS-RACIE ET AL., BIOTECHNOLOGY, vol. 13, 1995, pages 982 - 987
CONRAD ET AL., J. PLANT PHYSIOL., vol. 152, 1998, pages 708 - 711
CONTRERAS ET AL., BIOTECHNOLOGY, vol. 9, 1991, pages 378 - 381
COOPER ET AL., EMBO J., vol. 12, 1993, pages 2575 - 2583
CULLEN ET AL., NUCLEIC ACIDS RES., vol. 15, 1987, pages 9163 - 9175
CUNNINGHAM; WELLS, SCIENCE, vol. 244, 1989, pages 1081 - 1085
DATABASE UniProt [online] 6 March 2007 (2007-03-06), "Putative uncharacterized protein An06g00720; EC=1.11.1.10", XP002685714, retrieved from EBI accession no. UNIPROT:A2QLC7 Database accession no. A2QLC7 *
DAWSON ET AL., SCIENCE, vol. 266, 1994, pages 776 - 779
DE VOS ET AL., SCIENCE, vol. 255, 1992, pages 306 - 312
DEBOER ET AL., PROC. NATL. ACAD. SCI. USA, vol. 80, 1983, pages 21 - 25
DERBYSHIRE ET AL., GENE, vol. 46, 1986, pages 145
DOWER ET AL., NUCLEIC ACIDS RES., vol. 16, 1988, pages 6127 - 6145
DUBNAU; DAVIDOFF-ABELSON, J. MOL. BIOL., vol. 56, 1971, pages 209 - 221
EATON ET AL., BIOCHEMISTRY, vol. 25, 1986, pages 505 - 512
EDWARDS; CORUZZI, ANN. REV. GENET., vol. 24, 1990, pages 275 - 303
EGON ET AL., GENE, vol. 69, 1988, pages 301 - 315
FRANCK ET AL., CELL, vol. 21, 1980, pages 285 - 294
GASSER ET AL., SCIENCE, vol. 244, 1990, pages 1293
GEMS ET AL., GENE, vol. 98, 1991, pages 61 - 67
GILBERT ET AL., SCIENTIFIC AMERICAN, vol. 242, 1980, pages 74 - 94
GONG ET AL., FOLIA MICROBIOL. (PRAHA, vol. 49, 2004, pages 399 - 405
GUO; SHERMAN, MOL. CELLULAR BIOL., vol. 15, 1995, pages 5983 - 5990
H. NEURATH; R.L. HILL: "The Proteins", 1979, ACADEMIC PRESS
HANAHAN, J. MOL. BIOL., vol. 166, 1983, pages 557 - 580
HAWKSWORTH ET AL.: "Ainsworth and Bisby's Dictionary of The Fungi", 1995, CAB INTERNATIONAL, UNIVERSITY PRESS
HILTON ET AL., J. BIOL. CHEM., vol. 271, 1996, pages 4699 - 4708
HINNEN ET AL., PROC. NATL. ACAD. SCI. USA, vol. 75, 1978, pages 1920
HOOYKAS; SCHILPEROORT, PLANT MOL. BIOL., vol. 19, 1992, pages 15 - 38
HUE ET AL., JOURNAL OF BACTERIOLOGY, vol. 177, 1995, pages 3465 - 3471
ITO ET AL., J. BACTERIOL., vol. 153, 1983, pages 163
ITO ET AL., PLANT MOL. BIOL., vol. 24, 1994, pages 863 - 878
KAGAYA ET AL., MOL. GEN. GENET., vol. 248, 1995, pages 668 - 674
KLUGE ET AL., APPL MICROBIOL BIOTECHNOL, vol. 75, 2007, pages 1473 - 1478
KLUGE ET AL., APPL. MICROBIOL. BIOTECHNOL., vol. 75, 2007, pages 1473 - 1478
KOEHLER; THORNE, J. BACTERIOL., vol. 169, 1987, pages 5271 - 5278
KYOZUKA ET AL., PLANT PHYSIOL., vol. 102, 1993, pages 991 - 1000
LOWMAN ET AL., BIOCHEMISTRY, vol. 30, 1991, pages 10832 - 10837
M. PORAJ-KOBIELSKA, M.; KINNE, R. ULLRICH; K. SCHEIBNER; M. HOFRICHTER: "A spectrophotometric assay for the detection of fungal peroxygenases", ANALYTICAL BIOCHEMISTRY, vol. 421, no. 1, 2012, pages 327 - 329
MALARDIER ET AL., GENE, vol. 78, 1989, pages 147 - 156
MAREK J. PECYNA ET AL: "Molecular characterization of aromatic peroxygenase from Agrocybe aegerita", APPLIED MICROBIOLOGY AND BIOTECHNOLOGY, vol. 84, no. 5, 1 October 2009 (2009-10-01), pages 885 - 897, XP055019355, ISSN: 0175-7598, DOI: 10.1007/s00253-009-2000-1 *
MARTIN ET AL., J. IND. MICROBIOL. BIOTECHNOL., vol. 3, 2003, pages 568 - 576
MAZODIER ET AL., J. BACTERIOL., vol. 171, 1989, pages 3583 - 3585
MITRA; HIGGINS, PLANT MOL. BIOL., vol. 26, 1994, pages 85 - 93
NEEDLEMAN; WUNSCH, J. MOL. BIOL., vol. 48, 1970, pages 443 - 453
NER ET AL., DNA, vol. 7, 1988, pages 127
NESS ET AL., NATURE BIOTECHNOLOGY, vol. 17, 1999, pages 893 - 896
OMIRULLEH ET AL., PLANT MOL. BIOL., vol. 21, 1993, pages 415 - 428
PERRY; KURAMITSU, INFECT. IMMUN., vol. 32, 1981, pages 1295 - 1297
PINEDO; SMETS, APPL. ENVIRON. MICROBIOL., vol. 71, 2005, pages 51 - 57
POTRYKUS, BIOLTECHNOLOGY, vol. 8, 1990, pages 535
RASMUSSEN-WILSON ET AL., APPL. ENVIRON. MICROBIOL., vol. 63, 1997, pages 3488 - 3493
REIDHAAR-OLSON; SAUER, SCIENCE, vol. 241, 1988, pages 53 - 57
RENE ULLRICH ET AL: "Purification of homogeneous forms of fungal peroxygenase", BIOTECHNOLOGY JOURNAL, vol. 4, no. 11, 1 November 2009 (2009-11-01), pages 1619 - 1626, XP055041832, ISSN: 1860-6768, DOI: 10.1002/biot.200900076 *
RICE ET AL.: "EMBOSS: The European Molecular Biology Open Software Suite", TRENDS GENET., vol. 16, 2000, pages 276 - 277
ROMANOS ET AL., YEAST, vol. 8, 1992, pages 423 - 488
SAMBROOK ET AL.: "Molecular Cloning, A Laboratory Manual", 1989, COLD SPRING HARBOR
SHIGEKAWA; DOWER, BIOTECHNIQUES, vol. 6, 1988, pages 742 - 751
SHIMAMOTO ET AL., NATURE, vol. 338, 1989, pages 274
SHIMAMOTO, CURR. OPIN. BIOTECHNOL., vol. 5, 1994, pages 158 - 162
SIMONEN; PALVA, MICROBIOLOGICAL REVIEWS, vol. 57, 1993, pages 109 - 137
SMITH ET AL., J. MOL. BIOL., vol. 224, 1992, pages 899 - 904
STEVENS, DRUG DISCOVERY WORLD, vol. 4, 2003, pages 35 - 48
SVETINA ET AL., J. BIOTECHNOL., vol. 76, 2000, pages 245 - 251
TAGUE ET AL., PLANT PHYSIOLOGY, vol. 86, 1988, pages 506
ULLRICH ET AL., APPL. ENV. MICROBIOL., vol. 70, no. 8, 2004, pages 4575 - 4581
ULLRICH; HOFRICHTER, FEBS LETTERS, vol. 579, 2005, pages 6247 - 6250
VASIL ET AL., BIOLTECHNOLOGY, vol. 10, 1992, pages 667 - 674
VILLA-KAMAROFF ET AL., PROC. NATL. ACAD. SCI. USA, vol. 75, 1978, pages 3727 - 3731
WARD ET AL., BIOTECHNOLOGY, vol. 13, 1995, pages 498 - 503
WLODAVER ET AL., FEBS LETT., vol. 309, 1992, pages 59 - 64
WU ET AL., PLANT CELL PHYSIOL., vol. 39, 1998, pages 885 - 889
XU ET AL., PLANT MOL. BIOL., vol. 22, 1993, pages 573 - 588
YELTON ET AL., PROC. NATL. ACAD. SCI. USA, vol. 81, 1984, pages 1470 - 1474
YOUNG; SPIZIZEN, J. BACTERIOL., vol. 81, 1961, pages 823 - 829
ZHANG ET AL., PLANT CELL, vol. 3, 1991, pages 1155 - 1165

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9909147B2 (en) 2010-03-28 2018-03-06 Novozymes A/S Enzymatic hydroxylation of aliphatic hydrocarbon
EP2553109B1 (fr) * 2010-03-28 2018-10-24 Novozymes A/S Hydroxylation régiosélective des hydrocarbures aliphatiques en utilisant une peroxygenase fongique
US10174342B2 (en) 2010-03-28 2019-01-08 Novozymes A/S Enzymatic hydroxylation of aliphatic hydrocarbon

Similar Documents

Publication Publication Date Title
EP2742130B1 (fr) Polypeptides ayant une activité peroxygénase et polynucléotides codant les polypeptides
US9951319B2 (en) Polypeptides having peroxygenase activity and polynucleotides encoding same
US9404093B2 (en) Polypeptides having peroxygenase activity and polynucleotides encoding same
US10465173B2 (en) Polypeptides having peroxygenase activity and polynucleotides encoding same
US9404133B2 (en) Polypeptides having peroxygenase activity and polynucleotides encoding same
WO2013021064A1 (fr) Polypeptides ayant une activité peroxygénase et polynucléotides codant pour ceux-ci
EP2906685A2 (fr) Polypeptides à activité peroxygénase
US9670468B2 (en) Polypeptides having peroxygenase activity
WO2013021062A1 (fr) Polypeptides ayant une activité peroxygénase et polynucléotides codant les polypeptides
US9499801B2 (en) Polypeptides having peroxygenase activity
US9499802B2 (en) Polypeptides having peroxygenase activity
WO2013021059A1 (fr) Polypeptides ayant une activité peroxygénase et polynucléotides codant les polypeptides
WO2013021065A1 (fr) Polypeptides ayant une activité peroxygénase et polynucléotides codant pour ceux-ci
WO2014056921A2 (fr) Polypeptides à activité peroxygénase
WO2014056919A2 (fr) Polypeptides à activité peroxygénase

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12744024

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12744024

Country of ref document: EP

Kind code of ref document: A1