RU2010129270A - METHOD FOR PRODUCING L-AMINO ACIDS USING THE BACTERIA OF THE ENTEROBACTERIACEAE FAMILY - Google Patents
METHOD FOR PRODUCING L-AMINO ACIDS USING THE BACTERIA OF THE ENTEROBACTERIACEAE FAMILY Download PDFInfo
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- RU2010129270A RU2010129270A RU2010129270/10A RU2010129270A RU2010129270A RU 2010129270 A RU2010129270 A RU 2010129270A RU 2010129270/10 A RU2010129270/10 A RU 2010129270/10A RU 2010129270 A RU2010129270 A RU 2010129270A RU 2010129270 A RU2010129270 A RU 2010129270A
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Abstract
1. Бактерия-продуцент L-аминокислоты, принадлежащая к семейству Enterobacteriaceae, модифицированная таким образом, что экспрессия гена ompW в указанной бактерии усилена. ! 2. Бактерия по п.1, отличающаяся тем, что указанная экспрессия усилена за счет модификации последовательности, контролирующей экспрессию гена ompW. ! 3. Бактерия по п.1, отличающаяся тем, что указанная бактерия принадлежит к роду Escherichia. ! 4. Бактерия по п.1, отличающаяся тем, что указанная бактерия принадлежит к роду Pantoea. ! 5. Бактерия-продуцент L-аминокислоты по любому из пп.1-4, отличающаяся тем, что указанная L-аминокислота выбрана из группы, состоящей из ароматической L-аминокислоты и неароматической L-аминокислоты. ! 6. Бактерия-продуцент L-аминокислоты по п.5, отличающаяся тем, что указанная ароматическая L-аминокислота выбрана из группы, состоящей из L-фенилаланина, L-тирозина и L-триптофана. ! 7. Бактерия-продуцент L-аминокислоты по п.5, 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, L-цитруллина, L-орнитина и L-аргинина. ! 8. Способ получения L-аминокислоты, включающий выращивание бактерии по любому из пп.1-7 в питательной среде и выделение указанной L-аминокислоты из культуральной жидкости. ! 9. Способ по п.8, отличающийся тем, что указанная L-аминокислота выбрана из группы, состоящей из ароматической L-аминокислоты и неароматической L-аминокислоты. ! 10. Способ по п.9, отличающийся тем, что указанная ароматическая L- аминокислота выбрана из груп� 1. The bacterium producing L-amino acids belonging to the family Enterobacteriaceae, modified in such a way that the expression of the ompW gene in the specified bacteria is enhanced. ! 2. The bacterium according to claim 1, characterized in that the expression is enhanced by modifying the sequence that controls the expression of the ompW gene. ! 3. The bacterium according to claim 1, characterized in that said bacterium belongs to the genus Escherichia. ! 4. The bacterium according to claim 1, characterized in that said bacterium belongs to the genus Pantoea. ! 5. The bacterium producing L-amino acids according to any one of claims 1 to 4, characterized in that said L-amino acid is selected from the group consisting of aromatic L-amino acids and non-aromatic L-amino acids. ! 6. The L-amino acid producing bacterium according to claim 5, characterized in that said aromatic L-amino acid is selected from the group consisting of L-phenylalanine, L-tyrosine and L-tryptophan. ! 7. The bacterium-producer of L-amino acids according to claim 5, 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, L-citrulline, L-ornithine and L-arginine. ! 8. A method for producing an L-amino acid, comprising growing a bacterium according to any one of claims 1 to 7 in a nutrient medium and isolating said L-amino acid from the culture fluid. ! 9. The method of claim 8, wherein said L-amino acid is selected from the group consisting of an aromatic L-amino acid and a non-aromatic L-amino acid. ! 10. The method according to claim 9, characterized in that said aromatic L-amino acid is selected from
Claims (11)
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RU2010129270/10A RU2497943C2 (en) | 2010-07-15 | 2010-07-15 | METHOD OF PRODUCTION OF L-AMINO ACIDS USING BACTERIA OF FAMILY Enterobacteriaceae |
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RU2010129270/10A RU2497943C2 (en) | 2010-07-15 | 2010-07-15 | METHOD OF PRODUCTION OF L-AMINO ACIDS USING BACTERIA OF FAMILY Enterobacteriaceae |
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RU2010129270A true RU2010129270A (en) | 2012-01-20 |
RU2497943C2 RU2497943C2 (en) | 2013-11-10 |
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RU2010129270/10A RU2497943C2 (en) | 2010-07-15 | 2010-07-15 | METHOD OF PRODUCTION OF L-AMINO ACIDS USING BACTERIA OF FAMILY Enterobacteriaceae |
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RU2546239C1 (en) * | 2013-12-12 | 2015-04-10 | Федеральное государственное унитарное предприятие "Государственный научно-исследовательский институт генетики и селекции промышленных микроорганизмов" (ФГУП "ГосНИИгенетика" | RECOMBINANT STRAIN Escherichia coli, HAVING CONSTITUTIVE ASPARTASE ACTIVITY AND METHOD OF SYNTHESIS OF L-ASPARTIC ACID USING THIS STRAIN AS BIOCATALYST |
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US6713071B1 (en) * | 1998-10-22 | 2004-03-30 | Pfizer Inc. | Proteins from actinobacillus pleuropneumoniae |
RU2229513C2 (en) * | 2001-11-23 | 2004-05-27 | Закрытое акционерное общество "Научно-исследовательский институт Аджиномото-Генетика" | Method for preparing l-amino acids, strain escherichia coli as producer of l-amino acids (variants) |
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