FI118009B - Förfarande för användning av termostabilt xylanas - Google Patents

Förfarande för användning av termostabilt xylanas Download PDF

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Publication number
FI118009B
FI118009B FI953640A FI953640A FI118009B FI 118009 B FI118009 B FI 118009B FI 953640 A FI953640 A FI 953640A FI 953640 A FI953640 A FI 953640A FI 118009 B FI118009 B FI 118009B
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Finland
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ala
gly
ser
asn
leu
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FI953640A
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English (en)
Finnish (fi)
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FI953640A (sv
FI953640A0 (sv
Inventor
Ryszard Brzezinski
Claude V Dery
Carole Beaulieu
Jean F Ethier
Serge Harpin
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Ab Enzymes Gmbh
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Publication of FI953640A0 publication Critical patent/FI953640A0/sv
Publication of FI953640A publication Critical patent/FI953640A/sv
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    • 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
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20—Bacteria; Culture media therefor
    • C12N1/205—Bacterial isolates
    • 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
    • C12N9/14—Hydrolases (3)
    • C12N9/24—Hydrolases (3) acting on glycosyl compounds (3.2)
    • C12N9/2402—Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1)
    • C12N9/2405—Glucanases
    • C12N9/2434—Glucanases acting on beta-1,4-glucosidic bonds
    • C12N9/2437—Cellulases (3.2.1.4; 3.2.1.74; 3.2.1.91; 3.2.1.150)
    • 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
    • C12N9/14—Hydrolases (3)
    • C12N9/24—Hydrolases (3) acting on glycosyl compounds (3.2)
    • C12N9/2402—Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1)
    • C12N9/2477—Hemicellulases not provided in a preceding group
    • C12N9/248—Xylanases
    • C12N9/2482—Endo-1,4-beta-xylanase (3.2.1.8)
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y302/00—Hydrolases acting on glycosyl compounds, i.e. glycosylases (3.2)
    • C12Y302/01—Glycosidases, i.e. enzymes hydrolysing O- and S-glycosyl compounds (3.2.1)
    • C12Y302/01008—Endo-1,4-beta-xylanase (3.2.1.8)
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
    • C12R2001/00—Microorganisms ; Processes using microorganisms
    • C12R2001/01—Bacteria or Actinomycetales ; using bacteria or Actinomycetales
    • C12R2001/03—Actinomadura

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Genetics & Genomics (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Wood Science & Technology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Virology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Paper (AREA)

Claims (13)

1. Ett förfarande för kemisk behandling av växtbiomassa, kännetecknat av att den nämnda kemiska behandlingen utgörs av enzymatisk blekning, där den nämnda biomassan sammanförs med XVL I och/eller XYL II xylanas frän Actinomadura sp. FC7, vid en temperatur högre än 50 °C och vid ett pH-värde lägre än 6,0.
2. Förfarande enligt patentkrav 1, kännetecknat av, att pH-värdet ligger inom intervallet 4,0 tili 6,0.
3. Förfarande enligt patentkrav 1, kännetecknat av, att pH-värdet är 4,0.
4. Förfarande enligt patentkrav 1, kännetecknat av, att temperaturen är 50 tili 80 °C.
5. Förfarande enligt patentkrav 1, kännetecknat av, att temperaturen är 70 °C.
6. Förfarande enligt patentkrav 1, kännetecknat av, att det nämnda xylanaset utgörs av XYL II frän Actinomadura sp. FC7, vilket XYL II kodas av xlnll nukleotidsekvensen SEKV. ID NO. 1. ··· • · ♦ 1 ·#·.···_
*;· 7. Förfarande enligt patentkrav 1, kännetecknat av, att det nämnda xylanaset utgörs ··«· : av XYL II frän Actinomadura sp. FC7, vilket XYL II har aminosyresekvensen • · · :1·1: SEKV.IDNO.2. • · • · ♦ ♦ · · *♦· · :T:
8. Förfarande enligt patentkrav 1, kännetecknat av, att det nämnda xylanaset utgörs av XYL I frän Actinomadura sp. FC7, vilket XYL I kodas av en DNA-sekvens • 1.· som finns deponerad i en pJFl-plasmid under depositionsnummer ATCC 69670. ··· • · • · • · ·
9. Förfarande enligt patentkrav 1, kännetecknat av, att det nämnda xylanaset utgörs av XYL II frän Actinomadura sp. FC7, vilket XYL II kodas av en DNA-sekvens * · · . som finns deponerad i en pJF6-plasmid under depositionsnummer ATCC 69671. ♦ · · «M I · • 1 · • «· • 1 118009
10. Förfarande enligt patentkrav 1, kännetecknat av, att det nämnda xylanaset framställts i en rekombinantvärd, som transformerats med en DNA-sekvens enligt patentkrav 8 eller 9.
11. Förfarande enligt patentkrav 1, kännetecknat av, att det nämnda xylanaset utgörs av renat XYL I frän Actinomadura sp. FC7.
12. Förfarande enligt patentkrav 1, kännetecknat av, att det nämnda xylanaset utgörs av renat XYL II frän Actinomadura sp. FC7. ;
13. Förfarande enligt patentkrav 1, kännetecknat av, att det nämnda xylanaset utgörs ; av ett odlingsmedium, som innehäller XYL I- och/eller XYL Il-enzym utsöndrat ur rekombinantvärden enligt patentkrav 10. * · • · ... • · · ·1·· • « · • · 1 • · • m • · • 1 1 • · · ··1· *·· **· • f · * • · · • 1· *·· • · . « · *·· ····· • · • 1 t • · • · • · • · · • · · *·· · · • · · • · · • ·
FI953640A 1994-07-29 1995-07-31 Förfarande för användning av termostabilt xylanas FI118009B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/282,197 US5871730A (en) 1994-07-29 1994-07-29 Thermostable xylanase DNA, protein and methods of use
US28219794 1994-07-29

Publications (3)

Publication Number Publication Date
FI953640A0 FI953640A0 (sv) 1995-07-31
FI953640A FI953640A (sv) 1996-01-30
FI118009B true FI118009B (sv) 2007-05-31

Family

ID=23080479

Family Applications (1)

Application Number Title Priority Date Filing Date
FI953640A FI118009B (sv) 1994-07-29 1995-07-31 Förfarande för användning av termostabilt xylanas

Country Status (3)

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US (1) US5871730A (sv)
CA (1) CA2154944C (sv)
FI (1) FI118009B (sv)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7816129B2 (en) * 1994-07-29 2010-10-19 Ab Enzymes Gmbh Production and secretion of proteins of bacterial origin in filamentous fungi
US6300114B1 (en) * 1994-07-29 2001-10-09 Rohm Enzyme Finland Oy Sequences of xylanase and xylanase expression vectors
EP0981639B1 (en) * 1997-02-28 2003-11-26 Novozymes A/S Method for producing cellulose derivatives
US8093456B2 (en) * 2000-10-20 2012-01-10 Board Of Trustees Of Michigan State University Transgenic cover plants containing hemicellulase and cellulase which degrade lignin and cellulose to fermentable sugars
JP4077158B2 (ja) * 2001-01-10 2008-04-16 株式会社メニコン 植物性繊維分解剤およびそれを用いた植物性廃棄物の処理法
US7070914B2 (en) * 2002-01-09 2006-07-04 Az Electronic Materials Usa Corp. Process for producing an image using a first minimum bottom antireflective coating composition
WO2005003319A2 (en) 2003-07-02 2005-01-13 Diversa Corporation Glucanases, nucleic acids encoding them and methods for making and using them
WO2005021714A2 (en) 2003-08-11 2005-03-10 Diversa Corporation Laccases, nucleic acids encoding them and methods for making and using them
CA2946924A1 (en) 2006-02-14 2007-08-23 Bp Corporation North America Inc. Xylanases, nucleic acids encoding them and methods for making and using them
MX369001B (es) 2006-08-04 2019-10-24 Basf Enzymes Llc Glucanasas, acidos nucleicos que las codifican, y metodos para hacerlas y usarlas.
AU2008307371B2 (en) 2007-10-03 2015-05-28 Bp Corporation North America Inc. Xylanases, nucleic acids encoding them and methods for making and using them
US9012186B2 (en) 2009-04-27 2015-04-21 The Board Of Trustees Of The University Of Illinois Hemicellulose-degrading enzymes
CN101805726B (zh) * 2010-04-19 2012-05-02 中国科学院微生物研究所 一种耐热中性木聚糖酶及其编码基因与应用
US8759041B1 (en) * 2013-02-12 2014-06-24 Novozymes Inc. Polypeptides having xylanase activity and polynucleotides encoding same

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5298405A (en) * 1986-04-30 1994-03-29 Alko Limited Enzyme preparations with recombinantly-altered cellulose profiles and methods for their production
FR2604198B1 (fr) * 1986-09-22 1989-07-07 Du Pin Cellulose Procede de traitement d'une pate papetiere par une solution enzymatique.
FI81395B (fi) * 1988-03-14 1990-06-29 Cultor Oy Foerfarande foer blekning av cellulosamassa.
FR2629108A1 (fr) * 1988-03-22 1989-09-29 Du Pin Cellulose Procede de fabrication de papiers ou cartons a partir de fibres recyclees, traitees avec des enzymes
FI81394C (sv) * 1988-07-22 1993-07-20 Genencor Int Europ Förfarande för behandling av massa med enzymer
FI85041C (sv) * 1989-01-16 1992-02-25 Enso Gutzeit Oy Förfarande för att bringa pappersmassa på en pappersmaskins vira
US5179021A (en) * 1989-02-10 1993-01-12 Gil Inc. (Now Ici Canada Inc.) Pulp bleaching process comprising oxygen delignification and xylanase enzyme treatment
FI90888B (sv) * 1989-02-14 1993-12-31 Enso Gutzeit Oy Förfarande för blekning av cellulosamassa
FI86896B (fi) * 1989-05-04 1992-07-15 Enso Gutzeit Oy Foerfarande foer blekning av cellulosamassa.
WO1991002791A1 (en) * 1989-08-14 1991-03-07 Cultor Oy Enzymatic bleaching of pulp
DK420289D0 (da) * 1989-08-25 1989-08-25 Novo Nordisk As Fremgangsmaade til behandling af lignocellulosepulp
NZ235679A (en) * 1989-10-18 1993-01-27 Int Paper Co Bleaching lignocellulosic pulp using (a) treatment with xylanase and (b) one or more chemical bleaching stages
NZ239085A (en) * 1990-07-24 1993-08-26 Gist Brocades Nv Cloning and expression of xylanase genes from fungal origin
GB9018426D0 (en) * 1990-08-22 1990-10-03 Sandoz Ltd Improvements in or relating to novel compounds
JPH07508647A (ja) * 1992-06-17 1995-09-28 コモンウェルス・サイエンティフィック・アンド・インダストリアル・リサーチ・オーガニゼイション 組換えキシラナーゼ
EP0652961A1 (en) * 1992-06-17 1995-05-17 Biotechnology and Biological Sciences Research Council Recombinant xylanases
JP2807612B2 (ja) * 1993-03-12 1998-10-08 ノボ ノルディスク アクティーゼルスカブ 新規キシラナーゼ、その製造法、該キシラナーゼによるパルプ処理方法及びキシロオリゴ糖の製造法

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Publication number Publication date
FI953640A (sv) 1996-01-30
CA2154944C (en) 2001-07-03
FI953640A0 (sv) 1995-07-31
CA2154944A1 (en) 1996-01-30
US5871730A (en) 1999-02-16

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