BR9206637A - Xilanase processo para a preparação da mesma e processo para tratamento de polpa lignocelulósica - Google Patents

Xilanase processo para a preparação da mesma e processo para tratamento de polpa lignocelulósica

Info

Publication number
BR9206637A
BR9206637A BR9206637A BR9206637A BR9206637A BR 9206637 A BR9206637 A BR 9206637A BR 9206637 A BR9206637 A BR 9206637A BR 9206637 A BR9206637 A BR 9206637A BR 9206637 A BR9206637 A BR 9206637A
Authority
BR
Brazil
Prior art keywords
treatment
preparation
xylanase
lignocellulosic pulp
relates
Prior art date
Application number
BR9206637A
Other languages
English (en)
Portuguese (pt)
Inventor
Leif Arne Lennart Dahlberg
Olof Peder Holst
Lisbeth Anker
Original Assignee
Novo Nordisk As
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 Novo Nordisk As filed Critical Novo Nordisk As
Publication of BR9206637A publication Critical patent/BR9206637A/pt

Links

Classifications

    • 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)
    • C12Y302/01032—Xylan endo-1,3-beta-xylosidase (3.2.1.32), i.e. endo-1-3-beta-xylanase
    • 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
    • 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
    • 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)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Paper (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Processing Of Solid Wastes (AREA)
BR9206637A 1991-10-18 1992-10-14 Xilanase processo para a preparação da mesma e processo para tratamento de polpa lignocelulósica BR9206637A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK911753A DK175391D0 (da) 1991-10-18 1991-10-18 Nye enzymer
PCT/DK1992/000300 WO1993008275A1 (en) 1991-10-18 1992-10-14 Thermostable xylanase from a strain of rhodothermus marinus

Publications (1)

Publication Number Publication Date
BR9206637A true BR9206637A (pt) 1995-11-07

Family

ID=8107790

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9206637A BR9206637A (pt) 1991-10-18 1992-10-14 Xilanase processo para a preparação da mesma e processo para tratamento de polpa lignocelulósica

Country Status (12)

Country Link
US (1) US5395765A (2)
EP (2) EP0610371B1 (2)
JP (1) JPH07500730A (2)
AT (1) ATE205876T1 (2)
BR (1) BR9206637A (2)
CA (1) CA2119912C (2)
DK (1) DK175391D0 (2)
ES (1) ES2164646T3 (2)
FI (1) FI941760A0 (2)
NO (1) NO941379D0 (2)
NZ (1) NZ244764A (2)
WO (1) WO1993008275A1 (2)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5939257A (en) * 1994-04-18 1999-08-17 Amersham Life Science, Inc. Thermostable alkaline phosphatases
US5437992A (en) * 1994-04-28 1995-08-01 Genencor International, Inc. Five thermostable xylanases from microtetraspora flexuosa for use in delignification and/or bleaching of pulp
BR9506262A (pt) * 1994-06-14 1997-08-12 Gist Brocades Bv Xilanase sequência de dna isolada e purificada vetor células hospedeira microbiana microorganismo isolado processos para a preparação de uma xilanase para a degradação de xilano para deslignificar pasta de madeira e produto obtido após o tratamento da pasta de madeira
JPH10501694A (ja) * 1994-06-15 1998-02-17 ノボ ノルディスク アクティーゼルスカブ ピロジクチウム・キシラナーゼ、アミラーゼ及びプルラナーゼ
US5770012A (en) * 1994-11-18 1998-06-23 P. H. Glatfelter Co. Process for treating paper machine stock containing bleached hardwood pulp with an enzyme mixture to reduce vessel element picking
US5725732A (en) * 1994-11-18 1998-03-10 P. H. Glatfelter Company Process for treating hardwood pulp with an enzyme mixture to reduce vessel element picking
DE69625873T2 (de) * 1995-10-27 2003-12-24 Amersham Biosciences Corp., Piscataway Thermostabile, alkalische Phosphatase aus Rhodothermus Marinus
US6057438A (en) * 1996-10-11 2000-05-02 Eastman Chemical Company Process for the co-production of dissolving-grade pulp and xylan
ATE450603T1 (de) * 1999-03-29 2009-12-15 Novozymes As Polypeptide mit verzweigungsenzym-aktivität und für diese kodierende nukleinsäuren
JP4242761B2 (ja) 2001-06-06 2009-03-25 ノボザイムス アクティーゼルスカブ エンド−β−１，４−グルカナーゼ
DK1516053T3 (da) * 2002-06-14 2013-03-25 Verenium Corp Xylanaser, nucleinsyrer, som koder herfor, og fremgangsmåder til at fremstille og benytte disse
BRPI0412279A (pt) 2003-07-02 2006-09-19 Diversa Corp glucanases, ácidos nucléicos codificando as mesmas e métodos para preparar e aplicar os mesmos
CA2535526C (en) 2003-08-11 2015-09-29 Diversa Corporation Laccases, nucleic acids encoding them and methods for making and using them
EP1791966B1 (en) 2004-09-10 2014-06-04 Novozymes North America, Inc. Methods for preventing, removing, reducing, or disrupting biofilm
EP1688534A1 (de) * 2005-02-02 2006-08-09 Wolff Cellulosics GmbH & Co.KG Verwendung von Arabinoxylanen in der Papierherstellung
TR201809912T4 (tr) 2006-02-14 2018-07-23 Bp Corp North America Inc Ksilanazlar, bunları kodlayan nükleik asitler ve bunları yapmak ve kullanmak için yöntemler.
DK2069389T3 (en) 2006-08-04 2015-01-12 Bp Corp North America Inc Glucanases, nucleic acids encoding them, and processes for their preparation and use
CN110577945A (zh) 2007-10-03 2019-12-17 维莱尼姆公司 木聚糖酶、编码它们的核酸以及其制备和应用方法
EP2224822B1 (en) 2007-12-06 2014-05-21 Novozymes A/S Polypeptides having acetylxylan esterase activity and polynucleotides encoding same
EP2367935A4 (en) 2008-12-22 2012-07-04 Univ California Acidothermus celluloyticus xylanase
US8211665B2 (en) 2009-09-29 2012-07-03 Novozymes, Inc. Polypeptides having xylanase activity and polynucleotides encoding same
EP2496692B1 (en) 2009-11-06 2016-03-16 Novozymes, Inc. Polypeptides having xylanase activity and polynucleotides encoding same
BR112014012606B1 (pt) * 2011-11-25 2021-12-21 Mitsui Chemicals, Inc. Xilanase mutante, ácido nucleico, vetor de expressão, transformante, método para fabricação de xilanase mutante método para fabricação de um produto sacarificado de lignocelulose, composição, método para branqueamento de uma polpa, detergente, ração animal e modificador para panificação
JP2016029908A (ja) 2014-07-28 2016-03-07 本田技研工業株式会社 Ｇｈファミリー１０に属する耐熱性キシラナーゼ
JP6354462B2 (ja) 2014-08-29 2018-07-11 本田技研工業株式会社 Ｇｈファミリー１０に属する耐熱性キシラナーゼ
CN111690631B (zh) * 2020-07-14 2021-02-23 云南师范大学 一种内切木聚糖酶突变体s23b01及其制备方法和应用
CN111690633B (zh) * 2020-07-14 2021-03-23 云南师范大学 一种内切木聚糖酶突变体s45c08及制备方法和应用

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57146576A (en) * 1981-03-06 1982-09-10 Ajinomoto Co Inc Xylanase x-a, x-b-i, or x-b-ii and their preparations
US4966850A (en) * 1987-01-21 1990-10-30 Forintek Canada Corp. Production of thermostable xylanase and cellulase
DK420289D0 (da) * 1989-08-25 1989-08-25 Novo Nordisk As Fremgangsmaade til behandling af lignocellulosepulp

Also Published As

Publication number Publication date
EP0538177A1 (en) 1993-04-21
CA2119912C (en) 2002-02-05
EP0610371A1 (en) 1994-08-17
ATE205876T1 (de) 2001-10-15
FI941760A7 (fi) 1994-04-15
NZ244764A (en) 1994-07-26
US5395765A (en) 1995-03-07
NO941379L (2) 1994-04-15
CA2119912A1 (en) 1993-04-29
JPH07500730A (ja) 1995-01-26
FI941760L (fi) 1994-04-15
NO941379D0 (no) 1994-04-15
DK175391D0 (da) 1991-10-18
ES2164646T3 (es) 2002-03-01
EP0610371B1 (en) 2001-09-19
FI941760A0 (fi) 1994-04-15
WO1993008275A1 (en) 1993-04-29

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Legal Events

Date Code Title Description
EE Request for examination
EG Technical examination (opinion): publication of technical examination (opinion)
FC Decision: refusal
B15K Others concerning applications: alteration of classification

Free format text: PROCEDIMENTO AUTOMATICO DE RECLASSIFICACAO. AS CLASSIFICACOES IPC ANTERIORES ERAM: C12N 9/42; D21C 9/10; C12S 3/08.

Ipc: C12N 9/24 (2006.01), D21C 5/00 (2006.01)

Ipc: C12N 9/24 (2006.01), D21C 5/00 (2006.01)