ES2084790T3 - Composicion de enzimas adaptada para la hidrolisis de los polisacaridos de un substrato lignocelulosico, su preparacion y su utilizacion. - Google Patents

Composicion de enzimas adaptada para la hidrolisis de los polisacaridos de un substrato lignocelulosico, su preparacion y su utilizacion.

Info

Publication number
ES2084790T3
ES2084790T3 ES91400538T ES91400538T ES2084790T3 ES 2084790 T3 ES2084790 T3 ES 2084790T3 ES 91400538 T ES91400538 T ES 91400538T ES 91400538 T ES91400538 T ES 91400538T ES 2084790 T3 ES2084790 T3 ES 2084790T3
Authority
ES
Spain
Prior art keywords
hydrolysis
polysaccharides
lignocellulosic substrate
preparation
enzyme composition
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.)
Expired - Lifetime
Application number
ES91400538T
Other languages
English (en)
Inventor
Jacques Pourquie
Michel Warzywoda
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Application granted granted Critical
Publication of ES2084790T3 publication Critical patent/ES2084790T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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)
    • C12N9/2405—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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Wood Science & Technology (AREA)
  • Microbiology (AREA)
  • Medicinal Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Biotechnology (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Lubricants (AREA)
  • Treating Waste Gases (AREA)

Abstract

LA INVENCION TRATA DE UN COMPUESTO DE ENCIMAS ADAPTADO A LA HIDROLISIS DE LOS POLISACARIDOS DE UN SUSTRATO LIGNOCELULOSICO, SU PREPARACION Y UTILIZACION. EL COMPUESTO SE OBTIENE CON UN PROCEDIMIENTO POR EL CUAL SE PONE EN PRESENCIA DE AL MENOS UNA CEPA DE TRICHODERMA REESEI, UN MEDIO DE FERMENTACION CARBONADO QUE COMPRENDE UNA ALIMENTACION EN AZUCARES HIDROSOLUBLES QUE LLEVA AL MENOS EN PARTE, UN EXTRACTO BRUTO DE PENTOSAS HIDROSOLUBLES QUE PROVIENEN DE UN SUSTRATO LIGNOCELULOSICO ANTERIORMENTE TRATADO. APLICACION EN LA HIDROLISIS DE SUSTRATOS COMO LA MADERA DE LA ENRAMADA DE LOS ARBOLES, LA PAJA DE LOS CEREALES Y LA CAÑA DE MAIZ.
ES91400538T 1990-03-19 1991-02-27 Composicion de enzimas adaptada para la hidrolisis de los polisacaridos de un substrato lignocelulosico, su preparacion y su utilizacion. Expired - Lifetime ES2084790T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR909003599A FR2659664B1 (fr) 1990-03-19 1990-03-19 Composition d'enzymes adaptee a l'hydrolyse des polysaccharides d'un substrat lignocellulosique, sa preparation et son utilisation.

Publications (1)

Publication Number Publication Date
ES2084790T3 true ES2084790T3 (es) 1996-05-16

Family

ID=9394946

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91400538T Expired - Lifetime ES2084790T3 (es) 1990-03-19 1991-02-27 Composicion de enzimas adaptada para la hidrolisis de los polisacaridos de un substrato lignocelulosico, su preparacion y su utilizacion.

Country Status (7)

Country Link
EP (1) EP0448430B1 (es)
AT (1) ATE132898T1 (es)
DE (1) DE69116192T2 (es)
DK (1) DK0448430T3 (es)
ES (1) ES2084790T3 (es)
FI (1) FI101719B (es)
FR (1) FR2659664B1 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2957935B1 (fr) 2010-03-26 2016-05-06 Inst Francais Du Petrole Procede de production de cellulases base sur la regulation de l'oscillation de la pression en oxygene dissous dans le milieu de culture
FR2962444B1 (fr) 2010-07-12 2012-08-31 Inst Francais Du Petrole Procede de production d'enzymes cellulolytiques et/ou hemicellulolytiques ameliore
CN102321992B (zh) * 2011-06-22 2012-07-04 韩保新 一种生物冷发酵法秸秆回收剂及生物冷发酵法秸秆生产植物纤维的工艺
FR2985736B1 (fr) * 2012-01-18 2020-01-10 IFP Energies Nouvelles Procede de pretraitement de la biomasse lignocellulosique avec un sel inorganique hydrate permettant d'obtenir une fraction cellulosique et une fraction hemicellulosique
FR2989385B1 (fr) 2012-04-13 2014-05-23 IFP Energies Nouvelles Procede de selection de clones de souches microbiennes ou de cellules animales, notamment pour la production de proteines
FR2997400B1 (fr) 2012-10-29 2015-07-24 IFP Energies Nouvelles Procede de production de sophorose a partir de sophorolipides
CN110283334B (zh) * 2019-07-02 2021-07-23 哈尔滨理工大学 一种提高槐木生物降解效果的预处理方法
FR3104169B1 (fr) 2019-12-04 2022-10-21 Ifp Energies Now Souche de champignon ayant une viscosite diminuee
FR3111643B1 (fr) 2020-06-22 2025-12-12 Ifp Energies Now Procede de production de proteines, de sucres, d’alcool, par une souche de champignon trichoderma dans laquelle le gene cel1a est invalide
FR3122436B1 (fr) 2021-04-30 2025-04-11 Ifp Energies Now Insertion multicopies d’un gène d’intérêt dans le génome d’un champignon
FR3128470A1 (fr) 2021-10-22 2023-04-28 IFP Energies Nouvelles Souche de champignon hyperproductrice de proteines
FR3155537A1 (fr) 2023-11-22 2025-05-23 IFP Energies Nouvelles Souche de champignon hyperproductrice de proteines

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3972775A (en) * 1974-06-28 1976-08-03 The United States Of America As Represented By The United States Energy Research And Development Administration Conversion of cellulosic materials to sugar
US4275163A (en) 1978-11-20 1981-06-23 The United States Of America As Represented By The Secretary Of The Army Cellulase-producing microorganism
JPS56155835A (en) 1980-05-02 1981-12-02 Olympus Optical Co Ltd Component analyzing method
US4472504A (en) 1983-03-28 1984-09-18 The United States Of America As Represented By The Secretary Of The Army Hyperproducing cellulase microorganism
FR2555603B1 (fr) 1983-11-29 1986-10-03 Inst Francais Du Petrole Procede de production d'enzymes cellulolytiques

Also Published As

Publication number Publication date
DE69116192D1 (de) 1996-02-22
ATE132898T1 (de) 1996-01-15
FI101719B1 (fi) 1998-08-14
EP0448430B1 (fr) 1996-01-10
EP0448430A1 (fr) 1991-09-25
DK0448430T3 (da) 1996-05-28
DE69116192T2 (de) 1996-05-23
FR2659664B1 (fr) 1994-08-05
FI101719B (fi) 1998-08-14
FI911322L (fi) 1991-09-20
FI911322A0 (fi) 1991-03-19
FR2659664A1 (fr) 1991-09-20

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