ES8506799A1 - Un procedimiento para preparar un concentrado liquido de alfa-amilasa estable a los acidos y exento de actividades de amiloglucosidasa y transferasa. - Google Patents

Un procedimiento para preparar un concentrado liquido de alfa-amilasa estable a los acidos y exento de actividades de amiloglucosidasa y transferasa.

Info

Publication number
ES8506799A1
ES8506799A1 ES536124A ES536124A ES8506799A1 ES 8506799 A1 ES8506799 A1 ES 8506799A1 ES 536124 A ES536124 A ES 536124A ES 536124 A ES536124 A ES 536124A ES 8506799 A1 ES8506799 A1 ES 8506799A1
Authority
ES
Spain
Prior art keywords
amylase
alpha
concentrate
acid
strain
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
Application number
ES536124A
Other languages
English (en)
Other versions
ES536124A0 (es
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.)
Novo Nordisk AS
Original Assignee
Novo Industri 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 Industri AS filed Critical Novo Industri AS
Publication of ES536124A0 publication Critical patent/ES536124A0/es
Publication of ES8506799A1 publication Critical patent/ES8506799A1/es
Expired 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
    • C12N9/2408—Glucanases acting on alpha -1,4-glucosidic bonds
    • C12N9/2411—Amylases
    • C12N9/2414—Alpha-amylase (3.2.1.1.)
    • C12N9/2417—Alpha-amylase (3.2.1.1.) from microbiological source
    • C12N9/242—Fungal source
    • 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

Landscapes

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

Abstract

PROCEDIMIENTO PARA PREPARAR UN CONCENTRADO LIQUIDO DE ALFA-AMILASA ESTABLE A LOS ACIDOS Y EXENTOS DE ACTIVIDADES DE AMILOGLUCOSIDASA Y TRANSFERASA.COMPRENDE: A) CULTIVAR UNA CEPA DE ASPERGILLOS QUE HA SIDO MUTADA PARA BLOQUEAR SU CAPACIDAD DE PRODUCIR ACTIVIDADES DE AMILOGLUCOSIDASA Y TRANSFERASA Y CAPAZ DE PRODUCIR ALFA-AMILASA EN UN MEDIO NUTRIENTE QUE CONTIENE FUENTES ASIMILABLES DE CARBONO Y NITROGENO Y SALES INORGANICAS Y B) RECUPERAR Y CONCENTRAR EL MEDIO DE CULTIVO DE BAB-AMILASA. LA CEPA DE ASPERGILLOS ES DEL TIPO NIGER.
ES536124A 1983-09-26 1984-09-21 Un procedimiento para preparar un concentrado liquido de alfa-amilasa estable a los acidos y exento de actividades de amiloglucosidasa y transferasa. Expired ES8506799A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK4382/83A DK438283D0 (da) 1983-09-26 1983-09-26 Syrestabilt alpha-amylaseenzymprodukt og fremstilling deraf

Publications (2)

Publication Number Publication Date
ES536124A0 ES536124A0 (es) 1985-08-01
ES8506799A1 true ES8506799A1 (es) 1985-08-01

Family

ID=8133033

Family Applications (1)

Application Number Title Priority Date Filing Date
ES536124A Expired ES8506799A1 (es) 1983-09-26 1984-09-21 Un procedimiento para preparar un concentrado liquido de alfa-amilasa estable a los acidos y exento de actividades de amiloglucosidasa y transferasa.

Country Status (4)

Country Link
EP (1) EP0138428A3 (es)
JP (1) JPS60105493A (es)
DK (1) DK438283D0 (es)
ES (1) ES8506799A1 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK141785A (da) * 1984-04-03 1985-10-04 Novo Industri As Fremgangsmaade til fremstilling af high conversion sirupper
US5059430A (en) * 1990-09-12 1991-10-22 Enzyme Bio-Systems Ltd. Enzyme composition for retarding staling of baked goods
GB9703641D0 (en) * 1997-02-21 1997-04-09 Cerestar Holding Bv Purified acid stable alpha-amylase from fungal origin
AU2002213841A1 (en) 2000-11-10 2002-05-21 Novozymes A/S Secondary liquefaction of starch in ethanol production
US20040234649A1 (en) 2003-03-10 2004-11-25 Broin And Associates, Inc. Method for producing ethanol using raw starch
US20050233030A1 (en) 2004-03-10 2005-10-20 Broin And Associates, Inc. Methods and systems for producing ethanol using raw starch and fractionation
US7919289B2 (en) 2005-10-10 2011-04-05 Poet Research, Inc. Methods and systems for producing ethanol using raw starch and selecting plant material
US8450094B1 (en) 2009-03-03 2013-05-28 Poet Research, Inc. System for management of yeast to facilitate the production of ethanol
US9068206B1 (en) 2009-03-03 2015-06-30 Poet Research, Inc. System for treatment of biomass to facilitate the production of ethanol
US8815552B2 (en) 2009-03-03 2014-08-26 Poet Research, Inc. System for fermentation of biomass for the production of ethanol

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3101302A (en) * 1960-11-30 1963-08-20 Corn Products Co Purification and recovery of fungal amylases
US3416997A (en) * 1965-11-01 1968-12-17 Miles Lab Process for purification of fungal alpha amylase
SU345815A1 (es) * 1971-05-31 1973-10-19
SU659617A1 (ru) * 1977-04-20 1979-04-30 Институт Биохимии Растений Ан Грузинской Сср Штамм 147-а -продуцент кислотоустойчивой -амилазы и глюкоамилазы
DK167029B2 (da) * 1983-09-11 2000-11-27 Genencor Int Enzymprodukt og dets anvendelse ved saccharificering af stivelse
DK141785A (da) * 1984-04-03 1985-10-04 Novo Industri As Fremgangsmaade til fremstilling af high conversion sirupper

Also Published As

Publication number Publication date
JPS60105493A (ja) 1985-06-10
EP0138428A2 (en) 1985-04-24
EP0138428A3 (en) 1986-07-16
ES536124A0 (es) 1985-08-01
DK438283D0 (da) 1983-09-26

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