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)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Wood Science & Technology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Biotechnology (AREA)
  • Paper (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Processing Of Solid Wastes (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (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 (cg-RX-API-DMAC7.html)
EP (2) EP0610371B1 (cg-RX-API-DMAC7.html)
JP (1) JPH07500730A (cg-RX-API-DMAC7.html)
AT (1) ATE205876T1 (cg-RX-API-DMAC7.html)
BR (1) BR9206637A (cg-RX-API-DMAC7.html)
CA (1) CA2119912C (cg-RX-API-DMAC7.html)
DK (1) DK175391D0 (cg-RX-API-DMAC7.html)
ES (1) ES2164646T3 (cg-RX-API-DMAC7.html)
FI (1) FI941760A7 (cg-RX-API-DMAC7.html)
NO (1) NO941379D0 (cg-RX-API-DMAC7.html)
NZ (1) NZ244764A (cg-RX-API-DMAC7.html)
WO (1) WO1993008275A1 (cg-RX-API-DMAC7.html)

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
EP1340814A1 (en) * 1994-06-14 2003-09-03 Genencor International, Inc. Thermostable xylanases
WO1995034644A1 (en) * 1994-06-15 1995-12-21 Novo Nordisk A/S Pyrodictium xylanase, amylase and pullulanase
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
CA2188727C (en) * 1995-10-27 2007-12-18 Joseph Szasz Thermostable alkaline phosphatase of rhodothermus marinus
US6057438A (en) * 1996-10-11 2000-05-02 Eastman Chemical Company Process for the co-production of dissolving-grade pulp and xylan
JP4732591B2 (ja) * 1999-03-29 2011-07-27 ノボザイムス アクティーゼルスカブ 分枝酵素活性を有するポリペプチド及びそれをコードする核酸
DK1399543T3 (da) 2001-06-06 2014-11-03 Novozymes As Endo-beta-1,4-glucanase
CN101967490B (zh) * 2002-06-14 2014-07-16 先正达公司 木聚糖酶、编码木聚糖酶的核酸以及制备和应用它们的方法
EP2404929B1 (en) 2003-07-02 2014-06-18 BP Corporation North America Inc. Glucanases, nucleic acids encoding them and methods for making and using them
CA2891101A1 (en) 2003-08-11 2005-03-10 Basf Enzymes Llc Laccases, nucleic acids encoding them and methods for making and using them
CN103182387B (zh) 2004-09-10 2016-01-06 诺维信北美公司 防止、去除、减少或破坏生物膜的方法
EP1688534A1 (de) * 2005-02-02 2006-08-09 Wolff Cellulosics GmbH & Co.KG Verwendung von Arabinoxylanen in der Papierherstellung
ES2682284T3 (es) 2006-02-14 2018-09-19 Bp Corporation North America Inc. Xilanasas, ácidos nucleicos que las codifican y métodos para elaborarlas y usarlas
AU2007356171B8 (en) 2006-08-04 2014-01-16 Bp Corporation North America Inc. Glucanases, nucleic acids encoding them, and methods for making and using them
NZ601191A (en) 2007-10-03 2014-01-31 Verenium Corp Xylanases, nucleic acids encoding them and methods for making and using them
WO2009073709A1 (en) 2007-12-06 2009-06-11 Novozymes A/S Polypeptides having acetylxylan esterase activity and polynucleotides encoding same
CA2746929A1 (en) * 2008-12-22 2010-07-01 The Regents Of The University Of California Acidothermus celluloyticus xylanase
BR112012006978B1 (pt) 2009-09-29 2018-11-06 Novozymes, Inc. célula hospedeira microbiana transgênica, métodos para produzir um polipeptídeo tendo atividade de xilanase, para degradar ou converter um material celulósico ou um material contendo xilano, para produzir um produto de fermentação, para fermentar um material celulósico ou um material contendo xilano, construção contendo ácido nucleico, e, vetor de expressão.
DK2496692T3 (en) 2009-11-06 2016-06-27 Novozymes Inc POLYPEPTIDES WITH xylanase AND POLYNUCLEOTIDES ENCODING THEM
WO2013077432A1 (ja) * 2011-11-25 2013-05-30 三井化学株式会社 変異型キシラナーゼ、その製造方法及び用途、並びにリグノセルロースの糖化物製造方法
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
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
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

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
JPH07500730A (ja) 1995-01-26
ES2164646T3 (es) 2002-03-01
WO1993008275A1 (en) 1993-04-29
NO941379D0 (no) 1994-04-15
ATE205876T1 (de) 2001-10-15
EP0610371B1 (en) 2001-09-19
FI941760L (fi) 1994-04-15
CA2119912C (en) 2002-02-05
FI941760A0 (fi) 1994-04-15
NO941379L (cg-RX-API-DMAC7.html) 1994-04-15
CA2119912A1 (en) 1993-04-29
FI941760A7 (fi) 1994-04-15
NZ244764A (en) 1994-07-26
DK175391D0 (da) 1991-10-18
US5395765A (en) 1995-03-07
EP0610371A1 (en) 1994-08-17
EP0538177A1 (en) 1993-04-21

Similar Documents

Publication Publication Date Title
BR9206637A (pt) Xilanase processo para a preparação da mesma e processo para tratamento de polpa lignocelulósica
AU554262B2 (en) New quaternary 6,11-dihydro-dibenzo(bje)-thiepene-11-n- alkyl-norscopine ethers
BR9104455A (pt) Processo para deslignificacao de polpa com oxigenio,processo para deslignificacao e alvejamento de polpa e polpa
AU695322B2 (en) Liposome eye drops
PT84122B (pt) Processo para a tintura de fibras ceratinicas com 5,6-di-hidroxi-indole e peroxido de hidrogenio, precedido ou seguido por um tratamento com um iodeto
BR9402834A (pt) Xilanase purificada, xilanase, processo para produzir a mesma, molécula de DNA, processo para a preparação de uma cepa de bacillus licheniformis, bacillus licheniformis, processos para o tratamento de pasta lignocelulósica e de pasta kraft lignocelulósica
CA2157513A1 (en) Process for preparing mechanical pulp
BR9205163A (pt) Processo para a preparacao de protease alcalina altamente purificada a partir de um caldo de fermentacao,composicao e protease alcalina purificada
BR9007975A (pt) Preparacao que apresenta atividade enzimatica processo para produzir a mesma,cepas isoladas de bacillus stearo thermophilus,e processo para o tratamento de polpa de madeira
FI920335A0 (fi) Enzymbehandling av en kemisk lignocellulosamassa.
ATE116684T1 (de) Enzymen mit xylanolytischer aktivität.
ES2091332T3 (es) Procedimiento para hidrolizar hemicelulosa por enzimas producidas por tricoderma reesei.
PT81647B (pt) Processo para a obtencao da enzima lenhinolitica por cultura de microorganismos da estirpe phanerochaete chrysosporium
DK80390D0 (cg-RX-API-DMAC7.html)
BR0006082A (pt) Fenol-novolacs com propriedades ópticas aperfeiçoadas
CA2315633A1 (en) Process to reduce the aox level of wet strength resins by treatment with base
NO960927D0 (no) Fremgangsmåte ved fremstilling av 9-(2-hydroksy)-etoksymetylguanin
DK0573536T3 (da) Xylanase, xylanaseproducerende Bacillusstammer og anvendelser deraf.
IT8921140A0 (it) Processo per la preparazione del proteinato aspartilato.
ZA979386B (en) Microbial process for pulping of silk-cotton floss and the pulp produced by such process.
HU902126D0 (en) Macerating enzyme as well as process for treating flax

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)