JP7019926B2 - セルラーゼとキシラナーゼとを生産するための変異株クロストリジウム・サーモセラムおよびその調製方法 - Google Patents
セルラーゼとキシラナーゼとを生産するための変異株クロストリジウム・サーモセラムおよびその調製方法 Download PDFInfo
- Publication number
- JP7019926B2 JP7019926B2 JP2019568227A JP2019568227A JP7019926B2 JP 7019926 B2 JP7019926 B2 JP 7019926B2 JP 2019568227 A JP2019568227 A JP 2019568227A JP 2019568227 A JP2019568227 A JP 2019568227A JP 7019926 B2 JP7019926 B2 JP 7019926B2
- Authority
- JP
- Japan
- Prior art keywords
- clostridium
- thermoceram
- xylanase
- cellulase
- carbon source
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 241000193403 Clostridium Species 0.000 title claims description 61
- 101710121765 Endo-1,4-beta-xylanase Proteins 0.000 title claims description 42
- 108010059892 Cellulase Proteins 0.000 title claims description 40
- 229940106157 cellulase Drugs 0.000 title claims description 39
- 238000002360 preparation method Methods 0.000 title 1
- 108090000623 proteins and genes Proteins 0.000 claims description 49
- 238000004519 manufacturing process Methods 0.000 claims description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 229910052799 carbon Inorganic materials 0.000 claims description 24
- 241000894006 Bacteria Species 0.000 claims description 19
- 241000609240 Ambelania acida Species 0.000 claims description 14
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical group [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 14
- 239000010905 bagasse Substances 0.000 claims description 14
- 230000006798 recombination Effects 0.000 claims description 13
- 238000005215 recombination Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 6
- 240000007594 Oryza sativa Species 0.000 claims description 4
- 235000007164 Oryza sativa Nutrition 0.000 claims description 4
- 238000012258 culturing Methods 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 239000010902 straw Substances 0.000 claims description 4
- 241000193448 Ruminiclostridium thermocellum Species 0.000 claims description 2
- 102000004190 Enzymes Human genes 0.000 description 61
- 108090000790 Enzymes Proteins 0.000 description 61
- 229940088598 enzyme Drugs 0.000 description 61
- 238000000034 method Methods 0.000 description 46
- 102000004169 proteins and genes Human genes 0.000 description 24
- 239000002028 Biomass Substances 0.000 description 15
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 13
- 230000000694 effects Effects 0.000 description 13
- 239000000126 substance Substances 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000007640 basal medium Substances 0.000 description 9
- 239000001963 growth medium Substances 0.000 description 8
- 244000005700 microbiome Species 0.000 description 8
- 108091026890 Coding region Proteins 0.000 description 7
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 7
- 239000001913 cellulose Substances 0.000 description 7
- 229920002678 cellulose Polymers 0.000 description 7
- 239000008103 glucose Substances 0.000 description 7
- 230000035772 mutation Effects 0.000 description 7
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 6
- 210000004027 cell Anatomy 0.000 description 6
- 108010047754 beta-Glucosidase Proteins 0.000 description 5
- 102000006995 beta-Glucosidase Human genes 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical compound O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 description 4
- 229920002488 Hemicellulose Polymers 0.000 description 4
- 108091028043 Nucleic acid sequence Proteins 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 108010002430 hemicellulase Proteins 0.000 description 4
- 229940059442 hemicellulase Drugs 0.000 description 4
- 230000000813 microbial effect Effects 0.000 description 4
- 238000002415 sodium dodecyl sulfate polyacrylamide gel electrophoresis Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 239000006228 supernatant Substances 0.000 description 4
- 108010084185 Cellulases Proteins 0.000 description 3
- 102000005575 Cellulases Human genes 0.000 description 3
- 240000000018 Gnetum gnemon Species 0.000 description 3
- 235000008612 Gnetum gnemon Nutrition 0.000 description 3
- 108010085318 carboxymethylcellulase Proteins 0.000 description 3
- 230000000593 degrading effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000002255 enzymatic effect Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002609 medium Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 238000002203 pretreatment Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 241000948980 Actinobacillus succinogenes Species 0.000 description 2
- 229920001817 Agar Polymers 0.000 description 2
- 241000193375 Bacillus alcalophilus Species 0.000 description 2
- 244000063299 Bacillus subtilis Species 0.000 description 2
- 235000014469 Bacillus subtilis Nutrition 0.000 description 2
- 229920000324 Cellulosome Polymers 0.000 description 2
- 238000001712 DNA sequencing Methods 0.000 description 2
- 108091005804 Peptidases Proteins 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000008272 agar Substances 0.000 description 2
- PYMYPHUHKUWMLA-UHFFFAOYSA-N arabinose Natural products OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 description 2
- 102000005936 beta-Galactosidase Human genes 0.000 description 2
- 108010005774 beta-Galactosidase Proteins 0.000 description 2
- 239000002551 biofuel Substances 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 210000000166 cellulosome Anatomy 0.000 description 2
- 230000001461 cytolytic effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000003797 essential amino acid Substances 0.000 description 2
- 235000020776 essential amino acid Nutrition 0.000 description 2
- 108010038658 exo-1,4-beta-D-xylosidase Proteins 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000011081 inoculation Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229920005610 lignin Polymers 0.000 description 2
- 239000002029 lignocellulosic biomass Substances 0.000 description 2
- 231100000350 mutagenesis Toxicity 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 2
- WMFHUUKYIUOHRA-UHFFFAOYSA-N (3-phenoxyphenyl)methanamine;hydrochloride Chemical compound Cl.NCC1=CC=CC(OC=2C=CC=CC=2)=C1 WMFHUUKYIUOHRA-UHFFFAOYSA-N 0.000 description 1
- 108010065511 Amylases Proteins 0.000 description 1
- 102000013142 Amylases Human genes 0.000 description 1
- 241000193830 Bacillus <bacterium> Species 0.000 description 1
- 102000014914 Carrier Proteins Human genes 0.000 description 1
- 108010078791 Carrier Proteins Proteins 0.000 description 1
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical class [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 description 1
- 241000193169 Clostridium cellulovorans Species 0.000 description 1
- 108010001817 Endo-1,4-beta Xylanases Proteins 0.000 description 1
- 101710112457 Exoglucanase Proteins 0.000 description 1
- 102000004867 Hydro-Lyases Human genes 0.000 description 1
- 108090001042 Hydro-Lyases Proteins 0.000 description 1
- 102000035195 Peptidases Human genes 0.000 description 1
- 239000004365 Protease Substances 0.000 description 1
- 108700005075 Regulator Genes Proteins 0.000 description 1
- 102100037486 Reverse transcriptase/ribonuclease H Human genes 0.000 description 1
- 241000193453 [Clostridium] cellulolyticum Species 0.000 description 1
- 241000193158 [Clostridium] josui Species 0.000 description 1
- 108010093941 acetylxylan esterase Proteins 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000012773 agricultural material Substances 0.000 description 1
- 102000005840 alpha-Galactosidase Human genes 0.000 description 1
- 108010030291 alpha-Galactosidase Proteins 0.000 description 1
- 108010084650 alpha-N-arabinofuranosidase Proteins 0.000 description 1
- 108010061261 alpha-glucuronidase Proteins 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 235000019418 amylase Nutrition 0.000 description 1
- 229940025131 amylases Drugs 0.000 description 1
- 108010055059 beta-Mannosidase Proteins 0.000 description 1
- 239000003613 bile acid Substances 0.000 description 1
- 238000003766 bioinformatics method Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229940041514 candida albicans extract Drugs 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 108010080434 cephalosporin-C deacetylase Proteins 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000012136 culture method Methods 0.000 description 1
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 description 1
- 150000002016 disaccharides Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 108010041969 feruloyl esterase Proteins 0.000 description 1
- 238000012215 gene cloning Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000009630 liquid culture Methods 0.000 description 1
- WRUGWIBCXHJTDG-UHFFFAOYSA-L magnesium sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Mg+2].[O-]S([O-])(=O)=O WRUGWIBCXHJTDG-UHFFFAOYSA-L 0.000 description 1
- 229940061634 magnesium sulfate heptahydrate Drugs 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910000402 monopotassium phosphate Inorganic materials 0.000 description 1
- 235000019796 monopotassium phosphate Nutrition 0.000 description 1
- 150000002772 monosaccharides Chemical class 0.000 description 1
- 238000002703 mutagenesis Methods 0.000 description 1
- 239000002773 nucleotide Substances 0.000 description 1
- 125000003729 nucleotide group Chemical group 0.000 description 1
- 229920001542 oligosaccharide Polymers 0.000 description 1
- 150000002482 oligosaccharides Chemical class 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 150000004804 polysaccharides Chemical class 0.000 description 1
- 239000006041 probiotic Substances 0.000 description 1
- 230000000529 probiotic effect Effects 0.000 description 1
- 235000018291 probiotics Nutrition 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010188 recombinant method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
- 229920001221 xylan Polymers 0.000 description 1
- 150000004823 xylans Chemical class 0.000 description 1
- -1 xylosidase Proteins 0.000 description 1
- 239000012138 yeast extract Substances 0.000 description 1
Images
Classifications
-
- 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
- C12P21/00—Preparation of peptides or proteins
- C12P21/02—Preparation of peptides or proteins having a known sequence of two or more amino acids, e.g. glutathione
-
- 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
- C12P19/00—Preparation of compounds containing saccharide radicals
- C12P19/14—Preparation of compounds containing saccharide radicals produced by the action of a carbohydrase (EC 3.2.x), e.g. by alpha-amylase, e.g. by cellulase, hemicellulase
-
- 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
-
- 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
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/01—Preparation of mutants without inserting foreign genetic material therein; Screening processes therefor
-
- 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
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P19/00—Preparation of compounds containing saccharide radicals
- C12P19/02—Monosaccharides
-
- 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)
- C12Y302/01004—Cellulase (3.2.1.4), i.e. endo-1,4-beta-glucanase
-
- 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)
-
- 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
- C12R2001/145—Clostridium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Genetics & Genomics (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Biomedical Technology (AREA)
- Medicinal Chemistry (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Tropical Medicine & Parasitology (AREA)
- Virology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Plant Pathology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Enzymes And Modification Thereof (AREA)
Description
[表1]野性型および様々な条件のUV光で遺伝子が組み換えられたクロストリジウム・サーモセラムKK8.3のセルラーゼ活性とキシラナーゼ活性との比較
[表2]クロストリジウム・サーモセラムKK8.3野性型および変異株のセルラーゼおよびキシラナーゼ活性の比較
[表3]野性型および変異株クロストリジウム・サーモセラムM2_15-C8によって生産されたセルロース分解酵素およびキシロース分解酵素における酵素活性
[表4]野性型および変異株クロストリジウム・サーモセラムの細胞の外側へのタンパク質および酵素の輸送に関連したセルロース分解酵素およびキシロース分解酵素ならびにタンパク質の生産に関連した遺伝子
Claims (9)
- 紫外線誘発遺伝子組換えから得られるセルラーゼとキシラナーゼとを生産するための変異株クロストリジウム・サーモセラム(Clostridium thermocellum)であって、
前記変異株クロストリジウム・サーモセラムがクロストリジウム・サーモセラムM2_15-C8であり、受託番号NITE BP-02390である、変異株クロストリジウム・サーモセラム。 - 炭素源における請求項1に記載の変異株クロストリジウム・サーモセラムの培養工程を含む、セルラーゼとキシラナーゼとの生産方法であって、炭素源に対する細菌の比が、24~96時間、55~65℃の範囲の温度下で炭素源1gに対して細菌が0.1~1.0gの範囲である、生産方法。
- 炭素源に対する細菌の前記比が炭素源1gに対して細菌が0.2~0.5gの範囲である、請求項2に記載のセルラーゼとキシラナーゼとの生産方法。
- 前記炭素源がセルロース粉末、稲わら、バガスまたはそれらの混合物から選択される、請求項2に記載のセルラーゼとキシラナーゼとの生産方法。
- 前記炭素源がバガスである、請求項4に記載のセルラーゼとキシラナーゼとの生産方法。
- 前記生産方法が60℃の温度で行われる、請求項2に記載のセルラーゼとキシラナーゼとの生産方法。
- 前記生産方法が48~72時間の範囲で行われる、請求項2に記載のセルラーゼとキシラナーゼとの生産方法。
- 前記生産方法が約72時間行われる、請求項7に記載のセルラーゼとキシラナーゼとの生産方法。
- 前記生産方法が嫌気的条件下で行われる、請求項2~8のいずれか1項に記載のセルラーゼとキシラナーゼとの生産方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TH1701003165A TH1701003165A (th) | 2017-06-07 | "แบคทีเรียดัดแปลงพันธุกรรมสายพันธุ์ (mutant strain) คลอสทริเดียม เทอร์โมเซลลัม (Clostridium thermocellum) สำหรับผลิตเอนไซม์เซลลูเลส และไซลาเนส และวิธีผลิต เอนไซม์ดังกล่าว" | |
TH1701003165 | 2017-06-07 | ||
PCT/TH2018/000028 WO2018226170A2 (en) | 2017-06-07 | 2018-05-30 | Mutant strain clostridium thermocellum for producing cellulase and xylanase and preparation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020523019A JP2020523019A (ja) | 2020-08-06 |
JP7019926B2 true JP7019926B2 (ja) | 2022-02-16 |
Family
ID=64567084
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019568227A Active JP7019926B2 (ja) | 2017-06-07 | 2018-05-30 | セルラーゼとキシラナーゼとを生産するための変異株クロストリジウム・サーモセラムおよびその調製方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11236375B2 (ja) |
JP (1) | JP7019926B2 (ja) |
CN (1) | CN111386341B (ja) |
DE (1) | DE112018002933B4 (ja) |
SG (1) | SG11201911796QA (ja) |
WO (1) | WO2018226170A2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018226170A2 (en) * | 2017-06-07 | 2018-12-13 | Ptt Global Chemical Public Company Limited | Mutant strain clostridium thermocellum for producing cellulase and xylanase and preparation method thereof |
CN110540982B (zh) * | 2019-09-30 | 2021-11-02 | 江南大学 | 一种提高梭热杆菌纤维素酶酶活的发酵方法 |
CN111848757B (zh) * | 2020-07-27 | 2022-03-04 | 齐鲁工业大学 | 一种适用于低钙离子浓度的纤维小体对接蛋白组合突变体36862及应用 |
CN114807067A (zh) * | 2022-03-31 | 2022-07-29 | 苏州聚维元创生物科技有限公司 | 一种可以分泌漆酶的工程菌株及其构建方法与应用 |
CN114854655B (zh) * | 2022-04-22 | 2023-10-24 | 苏州聚维元创生物科技有限公司 | 一种可以高效分泌木聚糖酶的工程菌株、构建方法与应用 |
CN116200286B (zh) * | 2022-07-07 | 2024-02-27 | 哈尔滨工业大学 | 一株高效糖化纤维素的热纤梭菌及其应用 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010051295A (ja) | 2008-08-30 | 2010-03-11 | Japan International Research Center For Agricultural Services | クロストリジウム属菌並びにセルロソームを含むセルラーゼ及びヘミセルラーゼの製造方法 |
JP2012034690A (ja) | 2010-07-14 | 2012-02-23 | Toray Ind Inc | 変異型βグルコシダーゼ、バイオマス分解用酵素組成物および糖液の製造方法 |
WO2014007189A1 (ja) | 2012-07-03 | 2014-01-09 | 東レ株式会社 | 糖液の製造方法 |
JP2016208852A (ja) | 2015-04-30 | 2016-12-15 | 味の素株式会社 | 脂肪酸を生成する緑藻改変株 |
JP2017035001A (ja) | 2013-11-19 | 2017-02-16 | 花王株式会社 | 耐熱性キシラナーゼ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6229974A (ja) * | 1985-07-30 | 1987-02-07 | Kubota Ltd | キシラナ−ゼ及びその製造法 |
WO2012088467A2 (en) * | 2010-12-22 | 2012-06-28 | Mascoma Corporation | Genetically modified clostridium thermocellum engineered to ferment xylose |
BRPI1102151A2 (pt) | 2011-05-11 | 2014-03-04 | Cetrel S A | Processo e sistema de produção de biogás a partir da digestão anaeróbia de biomassa vegetal em fase sólida |
DK2782998T3 (en) | 2011-11-22 | 2018-04-16 | Novozymes Inc | POLYPEPTIDES WITH BETA-XYLOSIDASE ACTIVITY AND POLYNUCLEOTIDES CODING THEM |
WO2018226170A2 (en) | 2017-06-07 | 2018-12-13 | Ptt Global Chemical Public Company Limited | Mutant strain clostridium thermocellum for producing cellulase and xylanase and preparation method thereof |
-
2018
- 2018-05-30 WO PCT/TH2018/000028 patent/WO2018226170A2/en active Application Filing
- 2018-05-30 US US16/620,242 patent/US11236375B2/en active Active
- 2018-05-30 SG SG11201911796QA patent/SG11201911796QA/en unknown
- 2018-05-30 CN CN201880051486.8A patent/CN111386341B/zh active Active
- 2018-05-30 DE DE112018002933.6T patent/DE112018002933B4/de active Active
- 2018-05-30 JP JP2019568227A patent/JP7019926B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010051295A (ja) | 2008-08-30 | 2010-03-11 | Japan International Research Center For Agricultural Services | クロストリジウム属菌並びにセルロソームを含むセルラーゼ及びヘミセルラーゼの製造方法 |
JP2012034690A (ja) | 2010-07-14 | 2012-02-23 | Toray Ind Inc | 変異型βグルコシダーゼ、バイオマス分解用酵素組成物および糖液の製造方法 |
WO2014007189A1 (ja) | 2012-07-03 | 2014-01-09 | 東レ株式会社 | 糖液の製造方法 |
JP2017035001A (ja) | 2013-11-19 | 2017-02-16 | 花王株式会社 | 耐熱性キシラナーゼ |
JP2016208852A (ja) | 2015-04-30 | 2016-12-15 | 味の素株式会社 | 脂肪酸を生成する緑藻改変株 |
Non-Patent Citations (3)
Title |
---|
Agricultural and Biological Chemistry, 1990, Vol.54, No.3, pp.825-826 |
Applied and Environmental Microbiology, 1989, Vol.55, No.1, pp.207-211 |
J. Liu, Y. Feng, Y. Yu, X. Zhou and W. He, 2011 International Conference on Consumer Electronics, Communications and Networks (CECNet), XianNing, 2011, pp. 1643-1645, doi: 10.1109/CECNET.2011.5769254. |
Also Published As
Publication number | Publication date |
---|---|
US20210079434A1 (en) | 2021-03-18 |
JP2020523019A (ja) | 2020-08-06 |
WO2018226170A2 (en) | 2018-12-13 |
DE112018002933B4 (de) | 2020-11-05 |
SG11201911796QA (en) | 2020-01-30 |
DE112018002933T5 (de) | 2020-02-20 |
CN111386341A (zh) | 2020-07-07 |
WO2018226170A3 (en) | 2019-03-07 |
CN111386341B (zh) | 2023-09-15 |
US11236375B2 (en) | 2022-02-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7019926B2 (ja) | セルラーゼとキシラナーゼとを生産するための変異株クロストリジウム・サーモセラムおよびその調製方法 | |
Bala et al. | Cellulolytic and xylanolytic enzymes of thermophiles for the production of renewable biofuels | |
US9297000B2 (en) | Alpha-neoagarobiose hydrolase and method for obtaining a monosaccharide using same | |
El-Sersy et al. | Optimization, economization and characterization of cellulase produced by marine Streptomyces ruber | |
US20190169586A1 (en) | Lactic acid-utilizing bacteria genetically modified to secrete polysaccharide-degrading enzymes | |
BR122020004623B1 (pt) | Variantes de beta-glicosidase tendo atividade melhorada, e uso das mesmas | |
Lo et al. | Characterization and high-level production of xylanase from an indigenous cellulolytic bacterium Acinetobacter junii F6-02 from southern Taiwan soil | |
WO2017177289A1 (en) | Process for conversion of biomass into fermentable sugars with integrated enzyme | |
Badejo et al. | Biochemical properties of partially purified surfactant-tolerant alkalophilic endo beta-1, 4 xylanase and acidophilic beta-mannanase from bacteria resident in ruminants’ guts | |
CN111770996B (zh) | 突变β-葡萄糖苷酶 | |
Mou et al. | Isolation of a newly Trichoderma asperellum LYS1 with abundant cellulase-hemicellulase enzyme cocktail for lignocellulosic biomass degradation | |
BR112016029572B1 (pt) | Variantes de exoglucanases que possuem atividade melhorada e utilizações das mesmas | |
Xue et al. | Thermostable ethanol tolerant xylanase from a cold-adapted marine species Acinetobacter johnsonii | |
JP5629876B2 (ja) | 非滅菌発酵による乳酸製造方法 | |
Paul et al. | Purified cellulase‐mediated simultaneous sugar utilization by Bacillus albus isolated from Similipal, Odisha, India | |
Kalawong et al. | Comparison and characterization of purified cellulase and xylanase from Bacillus amyloliquefaciens CX1 and Bacillus subtilis B4 | |
Chimtong et al. | Symbiotic behavior during co-culturing of Clostridium thermocellum NKP-2 and Thermoanaerobacterium thermosaccharolyticum NOI-1 on corn hull | |
CN102245763A (zh) | 解纤维热酸菌木聚糖酶 | |
Kim et al. | Statistical optimization for production of carboxymethylcellulase from rice hulls by a newly isolated marine microorganism Bacillus licheniformis LBH-52 using response surface method | |
CN1223676C (zh) | 一种高温α-淀粉酶,及其编码基因 | |
Sharma et al. | Enhanced production of cellulase free xylanase from UV irradiated improved strain of Bacillus altitudinis Kd1 (M) and its scale up in a stirred tank bioreactor | |
EP2535415B1 (en) | Modified nucleotide molecules of xylanase and application thereof | |
Kumar et al. | Purification, characterization and gene encoding of xylanase produced from Bacillus tequilensis SH0 isolated from compost using low cost wheat bran as substrate | |
Karthikeyan et al. | Purification and Characterization of Cellulase from Aspergillus niger | |
Ghalib et al. | Isolation and molecular identification of cellulose-degrading bacteria from rumen sheep''Ovis aries''and evaluation of their cellulase production |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20200130 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20210129 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20210209 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210510 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20211005 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20211129 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220104 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220113 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7019926 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |