DE69620820T2 - Verfahren zur Herstellung von L-Isoleucin durch Fermentation und L-Homoserine als einzige Stickstoffquelle - Google Patents

Verfahren zur Herstellung von L-Isoleucin durch Fermentation und L-Homoserine als einzige Stickstoffquelle

Info

Publication number
DE69620820T2
DE69620820T2 DE69620820T DE69620820T DE69620820T2 DE 69620820 T2 DE69620820 T2 DE 69620820T2 DE 69620820 T DE69620820 T DE 69620820T DE 69620820 T DE69620820 T DE 69620820T DE 69620820 T2 DE69620820 T2 DE 69620820T2
Authority
DE
Germany
Prior art keywords
isoleucine
homoserine
nitrogen source
fermentation
production
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
DE69620820T
Other languages
English (en)
Other versions
DE69620820D1 (de
Inventor
Yasuichiro Suga
Masato Ikeda
Kuniki Kino
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.)
KH Neochem Co Ltd
Original Assignee
Kyowa Hakko Kogyo Co Ltd
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 Kyowa Hakko Kogyo Co Ltd filed Critical Kyowa Hakko Kogyo Co Ltd
Application granted granted Critical
Publication of DE69620820D1 publication Critical patent/DE69620820D1/de
Publication of DE69620820T2 publication Critical patent/DE69620820T2/de
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
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20—Bacteria; Culture media therefor
    • 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
    • C12P13/00—Preparation of nitrogen-containing organic compounds
    • C12P13/04—Alpha- or beta- amino acids
    • C12P13/06—Alanine; Leucine; Isoleucine; Serine; Homoserine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/8215—Microorganisms
    • Y10S435/822—Microorganisms using bacteria or actinomycetales
    • Y10S435/848—Escherichia
    • Y10S435/849—Escherichia coli
DE69620820T 1995-05-31 1996-05-30 Verfahren zur Herstellung von L-Isoleucin durch Fermentation und L-Homoserine als einzige Stickstoffquelle Expired - Lifetime DE69620820T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13340495A JP3717970B2 (ja) 1995-05-31 1995-05-31 発酵法によるｌ−イソロイシンの製造法

Publications (2)

Publication Number Publication Date
DE69620820D1 DE69620820D1 (de) 2002-05-29
DE69620820T2 true DE69620820T2 (de) 2002-12-12

Family

ID=15103968

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69620820T Expired - Lifetime DE69620820T2 (de) 1995-05-31 1996-05-30 Verfahren zur Herstellung von L-Isoleucin durch Fermentation und L-Homoserine als einzige Stickstoffquelle

Country Status (6)

Country Link
US (1) US5695972A (de)
EP (1) EP0745679B1 (de)
JP (1) JP3717970B2 (de)
AT (1) ATE216725T1 (de)
CA (1) CA2177785C (de)
DE (1) DE69620820T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1275729A4 (de) * 2000-03-24 2006-04-26 Kyowa Hakko Kogyo Kk Verfahren zur herstellung einer l-aminosäure durch ein fermentationsverfahren
DE102007044134A1 (de) 2007-09-15 2009-03-19 Evonik Degussa Gmbh Verfahren zur Herstellung von L-Aminosäuren unter Verwendung von verbesserten Stämmen der Familie Enterobacteriaceae
DE102007052270A1 (de) 2007-11-02 2009-05-07 Evonik Degussa Gmbh Verfahren zur Herstellung von L-Aminosäuren unter Verwendung von verbesserten Stämmen der Familie Enterobacteriaceae
EP2060636A1 (de) 2007-11-14 2009-05-20 Evonik Degussa GmbH Verfahren zur Herstellung von L-Aminosäuren unter Verwendung von verbesserten Stämmen der Familie Enterobacteriaceae
EP2098597A1 (de) 2008-03-04 2009-09-09 Evonik Degussa GmbH Verfahren zur Herstellung von L-Aminosäuren unter Verwendung von verbesserten Stämmen der Familie Enterobacteriaceae
DE102008002309A1 (de) 2008-06-09 2009-12-10 Evonik Degussa Gmbh Verfahren zur Herstellung von L-Aminosäuren unter Verwendung von verbesserten Stämmen der Familie Enterobacteriaceae
DE102008044768A1 (de) 2008-08-28 2010-03-04 Evonik Degussa Gmbh Verfahren zur Herstellung von organisch-chemischen Verbindungen unter Verwendung von verbesserten Stämmen der Familie Enterobacteriaceae
CN101899482B (zh) * 2010-07-28 2011-07-20 无锡晶海氨基酸有限公司 一种降低l-异亮氨酸发酵废液中铵氮含量的方法
GB201420865D0 (en) 2014-11-24 2015-01-07 Dudley Thomas Ltd Boring device
EP3608409A1 (de) 2018-08-09 2020-02-12 Evonik Operations GmbH Verfahren zur herstellung von l-aminosäuren unter verwendung verbesserter stämme aus der familie der enterobacteriaceae
CN114606275A (zh) * 2022-02-11 2022-06-10 安徽丰原发酵技术工程研究有限公司 一种发酵生产l-异亮氨酸的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB959229A (en) * 1960-11-18 1964-05-27 Kyowa Hakko Kogyo Company Ltd Method for producing l-isoleucine by fermentation process
DE1910427A1 (de) * 1968-03-14 1969-10-09 Kyowa Hakko Kogyo Kk Herstellung von 1-Isoleucin durch Fermentation
US4411991A (en) * 1980-10-07 1983-10-25 Kanegafuchi Chemical Industry Company, Limited Process for fermentative production of amino acids
JP3036930B2 (ja) * 1991-11-11 2000-04-24 協和醗酵工業株式会社 発酵法によるｌ−イソロイシンの製造法
JP3151073B2 (ja) * 1992-02-25 2001-04-03 協和醗酵工業株式会社 発酵法によるアミノ酸の製造法
JP3131311B2 (ja) * 1992-10-27 2001-01-31 協和醗酵工業株式会社 発酵法によるｌ−イソロイシンの製造法
US5998178A (en) * 1994-05-30 1999-12-07 Ajinomoto Co., Ltd. L-isoleucine-producing bacterium and method for preparing L-isoleucine through fermentation

Also Published As

Publication number Publication date
CA2177785C (en) 1999-03-23
ATE216725T1 (de) 2002-05-15
JP3717970B2 (ja) 2005-11-16
EP0745679B1 (de) 2002-04-24
DE69620820D1 (de) 2002-05-29
EP0745679A1 (de) 1996-12-04
JPH08322583A (ja) 1996-12-10
US5695972A (en) 1997-12-09
CA2177785A1 (en) 1996-12-01

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