RU2005104460A - METHOD FOR PRODUCING L-AMINO ACIDS USING THE BACTERIA OF THE ENTEROBACTERIACEAE FAMILY IN WHICH THE MAZF GENE IS INACTIVATED - Google Patents

METHOD FOR PRODUCING L-AMINO ACIDS USING THE BACTERIA OF THE ENTEROBACTERIACEAE FAMILY IN WHICH THE MAZF GENE IS INACTIVATED Download PDF

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Publication number
RU2005104460A
RU2005104460A RU2005104460/13A RU2005104460A RU2005104460A RU 2005104460 A RU2005104460 A RU 2005104460A RU 2005104460/13 A RU2005104460/13 A RU 2005104460/13A RU 2005104460 A RU2005104460 A RU 2005104460A RU 2005104460 A RU2005104460 A RU 2005104460A
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RU
Russia
Prior art keywords
amino acid
aromatic
bacterium
producing
group
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RU2005104460/13A
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Russian (ru)
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RU2313573C2 (en
Inventor
Дмитрий Владимирович Филиппов (RU)
Дмитрий Владимирович Филиппов
Эльвира Борисовна Ворошилова (RU)
Эльвира Борисовна Ворошилова
тинер Михаил Маркович Гус (RU)
Михаил Маркович Гусятинер
Original Assignee
Закрытое акционерное общество "Научно-исследовательский институт Аджиномото-Генетика" (ЗАО АГРИ) (RU)
Закрытое акционерное общество "Научно-исследовательский институт Аджиномото-Генетика" (ЗАО АГРИ)
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Application filed by Закрытое акционерное общество "Научно-исследовательский институт Аджиномото-Генетика" (ЗАО АГРИ) (RU), Закрытое акционерное общество "Научно-исследовательский институт Аджиномото-Генетика" (ЗАО АГРИ) filed Critical Закрытое акционерное общество "Научно-исследовательский институт Аджиномото-Генетика" (ЗАО АГРИ) (RU)
Priority to RU2005104460/13A priority Critical patent/RU2313573C2/en
Priority to PCT/JP2006/303215 priority patent/WO2006088235A1/en
Priority to AT06714355T priority patent/ATE438731T1/en
Priority to EP06714355A priority patent/EP1848811B1/en
Priority to DE602006008274T priority patent/DE602006008274D1/en
Publication of RU2005104460A publication Critical patent/RU2005104460A/en
Priority to US11/830,974 priority patent/US7855060B2/en
Application granted granted Critical
Publication of RU2313573C2 publication Critical patent/RU2313573C2/en

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  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Claims (12)

1. Бактерия-продуцент L-аминокислоты, принадлежащая к семейству Enterobacteriaceae, модифицированная таким образом, что экспрессия гена mazF в указанной бактерии ослаблена.1. The bacterium producing L-amino acids belonging to the family Enterobacteriaceae, modified so that the expression of the mazF gene in the specified bacteria is weakened. 2. Бактерия по п.1, отличающаяся тем, что экспрессия указанного гена mazF ослаблена за счет инактивации указанного гена mazF.2. The bacterium according to claim 1, characterized in that the expression of the specified mazF gene is weakened due to inactivation of the specified mazF gene. 3. Бактерия по п.1, отличающаяся тем, что экспрессия указанного гена mazF ослаблена за счет инактивации оперона mazEF.3. The bacterium according to claim 1, characterized in that the expression of the specified mazF gene is weakened due to inactivation of the mazEF operon. 4. Бактерия по п.1, отличающаяся тем, что указанная бактерия принадлежит к роду Escherichia.4. The bacterium according to claim 1, characterized in that said bacterium belongs to the genus Escherichia. 5. Бактерия по п.1, отличающаяся тем, что указанная бактерия принадлежит к роду Pantoea.5. The bacterium according to claim 1, characterized in that said bacterium belongs to the genus Pantoea. 6. Бактерия-продуцент L-аминокислоты по любому из пп.1-5, отличающаяся тем, что указанная L-аминокислота выбрана из группы, состоящей из ароматической L-аминокислоты и неароматической L-аминокислоты.6. A bacterium producing L-amino acids according to any one of claims 1 to 5, characterized in that said L-amino acid is selected from the group consisting of an aromatic L-amino acid and a non-aromatic L-amino acid. 7. Бактерия-продуцент L-аминокислоты по п.6, отличающаяся тем, что указанная ароматическая L-аминокислота выбрана из группы, состоящей из L-фенилаланина, L-тирозина и L-триптофана.7. The L-amino acid producing bacterium according to claim 6, characterized in that said aromatic L-amino acid is selected from the group consisting of L-phenylalanine, L-tyrosine and L-tryptophan. 8. Бактерия-продуцент L-аминокислоты по п.6, отличающаяся тем, что указанная неароматическая L-аминокислота выбрана из группы, состоящей из L-треонина, L-лизина, L-цистеина, L-метионина, L-лейцина, L-изолейцина, L-валина, L-гистидина, L-глицина, L-серина, L-аланина, L-аспарагина, L-аспартата, L-глутамина, L-глутаминовой кислоты, L-пролина и L-аргинина.8. The L-amino acid producing bacterium according to claim 6, characterized in that said non-aromatic L-amino acid is selected from the group consisting of L-threonine, L-lysine, L-cysteine, L-methionine, L-leucine, L- isoleucine, L-valine, L-histidine, L-glycine, L-serine, L-alanine, L-asparagine, L-aspartate, L-glutamine, L-glutamic acid, L-proline and L-arginine. 9. Способ получения L-аминокислоты, включающий выращивание бактерии по любому из пп.1-8 в питательной среде, вызывающее продукцию и накопление указанной L-аминокислоты в культуральной жидкости; и выделение указанной L-аминокислоты из культуральной жидкости.9. A method for producing an L-amino acid, comprising growing a bacterium according to any one of claims 1 to 8 in a nutrient medium, causing production and accumulation of said L-amino acid in the culture fluid; and isolating said L-amino acid from the culture fluid. 10. Способ по п.9, отличающийся тем, что указанная L-аминокислота выбрана из группы, состоящей из ароматической L-аминокислоты и неароматической L-аминокислоты.10. The method according to claim 9, characterized in that said L-amino acid is selected from the group consisting of an aromatic L-amino acid and a non-aromatic L-amino acid. 11. Способ по п.10, отличающийся тем, что указанная ароматическая L-аминокислота выбрана из группы, состоящей из L-фенилаланина, L-тирозина и L-триптофана.11. The method of claim 10, wherein said aromatic L-amino acid is selected from the group consisting of L-phenylalanine, L-tyrosine and L-tryptophan. 12. Способ по п.10, отличающийся тем, что указанная неароматическая L-аминокислота выбрана из группы, состоящей из L-треонина, L-лизина, L-цистеина, L-метионина, L-лейцина, L-изолейцина, L-валина, L-гистидина, L-глицина, L-серина, L-аланина, L-аспарагина, L-аспартата, L-глутамина, L-глутаминовой кислоты, L-пролина и L-аргинина.12. The method of claim 10, wherein said non-aromatic L-amino acid is selected from the group consisting of L-threonine, L-lysine, L-cysteine, L-methionine, L-leucine, L-isoleucine, L-valine , L-histidine, L-glycine, L-serine, L-alanine, L-asparagine, L-aspartate, L-glutamine, L-glutamic acid, L-proline and L-arginine.
RU2005104460/13A 2005-02-18 2005-02-18 METHOD FOR PREPARING L-THREONINE USING MICROORGANISM BELONGING TO GENUS ESCHERICHIA WHEREIN mazEF OPERON IS INACTIVATED RU2313573C2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
RU2005104460/13A RU2313573C2 (en) 2005-02-18 2005-02-18 METHOD FOR PREPARING L-THREONINE USING MICROORGANISM BELONGING TO GENUS ESCHERICHIA WHEREIN mazEF OPERON IS INACTIVATED
PCT/JP2006/303215 WO2006088235A1 (en) 2005-02-18 2006-02-16 A method for producing an l-amino acid using a bacterium of the enterobacteriaceae family
AT06714355T ATE438731T1 (en) 2005-02-18 2006-02-16 METHOD FOR PRODUCING AN L-AMINO ACID USING A BACTERIA OF THE ENTEROBACTERIACEAE FAMILY
EP06714355A EP1848811B1 (en) 2005-02-18 2006-02-16 A method for producing an l-amino acid using a bacterium of the enterobacteriaceae family
DE602006008274T DE602006008274D1 (en) 2005-02-18 2006-02-16 METHOD FOR PRODUCING A L-AMINOIC ACID USING A BACTERIUM OF THE FAMILY ENTEROBACTERIACEAE
US11/830,974 US7855060B2 (en) 2005-02-18 2007-07-31 Method for producing an L-amino acid using a bacterium of the Enterobacteriaceae family by inactivating a gene encoding a toxin of a bacterial toxin-antitoxin pair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2005104460/13A RU2313573C2 (en) 2005-02-18 2005-02-18 METHOD FOR PREPARING L-THREONINE USING MICROORGANISM BELONGING TO GENUS ESCHERICHIA WHEREIN mazEF OPERON IS INACTIVATED

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RU2005104460A true RU2005104460A (en) 2006-07-27
RU2313573C2 RU2313573C2 (en) 2007-12-27

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