CA2129172C - Enzymes de xylanase thermostables et methodes d'utilisation - Google Patents

Enzymes de xylanase thermostables et methodes d'utilisation Download PDF

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Publication number: CA2129172C
Authority: CA; Canada
Prior art keywords: xyl; xylan; xylanase; temperature; protein
Prior art date: 1994-07-29
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.): Expired - Lifetime

Application number

CA 2129172

Other languages

English (en)

Other versions

CA2129172A1 (fr

Inventor

Ryszard Brzezinski

Claude V. Dery

Carole Beaulieu

Jean Francois Ethier

Serge Harpin

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

AB Enzymes GmbH

Original Assignee

Universite de Sherbrooke

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.)

1994-07-29

Filing date

1994-07-29

Publication date

2002-01-01

1994-07-29 Application filed by Universite de Sherbrooke filed Critical Universite de Sherbrooke

1994-07-29 Priority to CA 2129172 priority Critical patent/CA2129172C/fr

1996-01-30 Publication of CA2129172A1 publication Critical patent/CA2129172A1/fr

2002-01-01 Application granted granted Critical

2002-01-01 Publication of CA2129172C publication Critical patent/CA2129172C/fr

2014-07-29 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

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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
- C12N9/14—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)

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

CA 2129172 1994-07-29 1994-07-29 Enzymes de xylanase thermostables et methodes d'utilisation Expired - Lifetime CA2129172C (fr)

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CA 2129172 CA2129172C (fr)	1994-07-29	1994-07-29	Enzymes de xylanase thermostables et methodes d'utilisation

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Application Number	Priority Date	Filing Date	Title
CA 2129172 CA2129172C (fr)	1994-07-29	1994-07-29	Enzymes de xylanase thermostables et methodes d'utilisation

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Publication Number	Publication Date
CA2129172A1 CA2129172A1 (fr)	1996-01-30
CA2129172C true CA2129172C (fr)	2002-01-01

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US7018510B2 (en)	2002-03-21	2006-03-28	Council Of Scientific And Industrial Research	Process for bio-bleaching of Kraft pulp using bacterial consortia
WO2010129287A2 (fr)	2009-04-27	2010-11-11	The Board Of Trustees Of The University Of Illinois	Enzymes de dégradation d'hémicellulose
FI126512B (fi) *	2011-03-09	2017-01-13	Nanorefix Oy	Menetelmä ligniinin erottamiseksi kasvimateriaalista ja saatava tuote

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- 1994-07-29 CA CA 2129172 patent/CA2129172C/fr not_active Expired - Lifetime

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1997-06-05	EEER	Examination request
2014-09-30	MKEX	Expiry	Effective date: 20140729

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Chen et al.	1997	Sequencing of a 1, 3-1, 4-beta-D-glucanase (lichenase) from the anaerobic fungus Orpinomyces strain PC-2: properties of the enzyme expressed in Escherichia coli and evidence that the gene has a bacterial origin
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US5871730A (en)	1999-02-16	Thermostable xylanase DNA, protein and methods of use
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Éthier et al.	1994	Cloning of two xylanase genes from the newly isolated actinomycete Actinomadura sp. strain FC7 and characterization of the gene products
Park et al.	1992	Xylanase from alkalophilic Bacillus sp. YC-335
US8088612B2 (en)	2012-01-03	Thermostable cellulase and methods of use
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