RU2009145407A - BACTERIA OF THE ENTEROBACTERIACEAE FAMILY-PRODUCER OF L-ARGENINE IN WHICH EXPRESSION OF GENES CODING THE L-ARGININE TRANSPORTER AND THE METHOD FOR PRODUCING L-ARGENINE - Google Patents

BACTERIA OF THE ENTEROBACTERIACEAE FAMILY-PRODUCER OF L-ARGENINE IN WHICH EXPRESSION OF GENES CODING THE L-ARGININE TRANSPORTER AND THE METHOD FOR PRODUCING L-ARGENINE Download PDF

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RU2009145407A
RU2009145407A RU2009145407/10A RU2009145407A RU2009145407A RU 2009145407 A RU2009145407 A RU 2009145407A RU 2009145407/10 A RU2009145407/10 A RU 2009145407/10A RU 2009145407 A RU2009145407 A RU 2009145407A RU 2009145407 A RU2009145407 A RU 2009145407A
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bacterium
expression
arginine
weakened
argenine
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RU2009145407/10A
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Russian (ru)
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RU2431674C2 (en
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Михаил Юрьевич Кирюхин (RU)
Михаил Юрьевич Кирюхин
Юлия Георгиевна Ростова (RU)
Юлия Георгиевна Ростова
Эльвира Борисовна Ворошилова (RU)
Эльвира Борисовна Ворошилова
Михаил Маркович ГУСЯТИНЕР (RU)
Михаил Маркович Гусятинер
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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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Abstract

1. Бактерия-продуцент L-аргинина, принадлежащая к семейству Enterobacteriaceae, модифицированная таким образом, что экспрессия одного или нескольких генов, кодирующих транспортер L-аргинина, в указанной бактерии ослаблена. ! 2. Бактерия по п.1, отличающаяся тем, что в указанной бактерии ослаблена экспрессия гена artI. ! 3. Бактерия по п.2, отличающаяся тем, что экспрессия гена artI ослаблена за счет инактивации указанного гена artI. ! 4. Бактерия по п.1, отличающаяся тем, что в указанной бактерии ослаблена экспрессия artPIQM-artJ-кластера. ! 5. Бактерия по п.4, отличающаяся тем, что экспрессия artPIQM-artJ-кластера ослаблена путем инактивации указанного artPIQM-artJ-кластера. ! 6. Бактерия по п.1, отличающаяся тем, что указанная бактерия принадлежит к роду Escherichia. ! 7. Бактерия по п.1, отличающаяся тем, что указанная бактерия принадлежит к роду Pantoea. ! 8. Способ получения L-аргинина, включающий: ! - выращивание бактерии по любому из пп.1-7 в питательной среде, вызывающее продукцию и секрецию L-аргинина в культуральную жидкость; и ! - выделение L-аргинина из культуральной жидкости. 1. The bacterium-producer of L-arginine, belonging to the family Enterobacteriaceae, modified so that the expression of one or more genes encoding the transporter of L-arginine in the specified bacteria is weakened. ! 2. The bacterium according to claim 1, characterized in that the expression of the artI gene is weakened in said bacterium. ! 3. The bacterium according to claim 2, characterized in that the expression of the artI gene is weakened due to the inactivation of the specified artI gene. ! 4. The bacterium according to claim 1, characterized in that the expression of the artPIQM-artJ cluster is weakened in said bacterium. ! 5. The bacterium according to claim 4, characterized in that the expression of the artPIQM-artJ cluster is attenuated by inactivation of the specified artPIQM-artJ cluster. ! 6. The bacterium according to claim 1, characterized in that said bacterium belongs to the genus Escherichia. ! 7. The bacterium according to claim 1, characterized in that said bacterium belongs to the genus Pantoea. ! 8. A method for producing L-arginine, comprising:! - growing bacteria according to any one of claims 1 to 7 in a nutrient medium, causing production and secretion of L-arginine into the culture fluid; and! - the allocation of L-arginine from the culture fluid.

Claims (8)

1. Бактерия-продуцент L-аргинина, принадлежащая к семейству Enterobacteriaceae, модифицированная таким образом, что экспрессия одного или нескольких генов, кодирующих транспортер L-аргинина, в указанной бактерии ослаблена.1. The bacterium-producer of L-arginine, belonging to the family Enterobacteriaceae, modified so that the expression of one or more genes encoding the transporter of L-arginine in the specified bacteria is weakened. 2. Бактерия по п.1, отличающаяся тем, что в указанной бактерии ослаблена экспрессия гена artI.2. The bacterium according to claim 1, characterized in that the expression of the artI gene is weakened in said bacterium. 3. Бактерия по п.2, отличающаяся тем, что экспрессия гена artI ослаблена за счет инактивации указанного гена artI.3. The bacterium according to claim 2, characterized in that the expression of the artI gene is weakened due to the inactivation of the specified artI gene. 4. Бактерия по п.1, отличающаяся тем, что в указанной бактерии ослаблена экспрессия artPIQM-artJ-кластера.4. The bacterium according to claim 1, characterized in that the expression of the artPIQM-artJ cluster is weakened in said bacterium. 5. Бактерия по п.4, отличающаяся тем, что экспрессия artPIQM-artJ-кластера ослаблена путем инактивации указанного artPIQM-artJ-кластера.5. The bacterium according to claim 4, characterized in that the expression of the artPIQM-artJ cluster is attenuated by inactivation of the specified artPIQM-artJ cluster. 6. Бактерия по п.1, отличающаяся тем, что указанная бактерия принадлежит к роду Escherichia.6. The bacterium according to claim 1, characterized in that said bacterium belongs to the genus Escherichia. 7. Бактерия по п.1, отличающаяся тем, что указанная бактерия принадлежит к роду Pantoea.7. The bacterium according to claim 1, characterized in that said bacterium belongs to the genus Pantoea. 8. Способ получения L-аргинина, включающий:8. A method of obtaining L-arginine, including: - выращивание бактерии по любому из пп.1-7 в питательной среде, вызывающее продукцию и секрецию L-аргинина в культуральную жидкость; и- growing bacteria according to any one of claims 1 to 7 in a nutrient medium, causing production and secretion of L-arginine into the culture fluid; and - выделение L-аргинина из культуральной жидкости. - the allocation of L-arginine from the culture fluid.
RU2009145407/10A 2009-12-08 2009-12-08 Escherichia BACTERIA - PRODUCER OF L-ARGININE WHERE ONE OR MORE artPIQM-artJ CLUSTER GENES ARE INACTIVATED, AND METHOD OF PRODUCING L-ARGININE RU2431674C2 (en)

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RU2009145407/10A RU2431674C2 (en) 2009-12-08 2009-12-08 Escherichia BACTERIA - PRODUCER OF L-ARGININE WHERE ONE OR MORE artPIQM-artJ CLUSTER GENES ARE INACTIVATED, AND METHOD OF PRODUCING L-ARGININE

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RU2009145407/10A RU2431674C2 (en) 2009-12-08 2009-12-08 Escherichia BACTERIA - PRODUCER OF L-ARGININE WHERE ONE OR MORE artPIQM-artJ CLUSTER GENES ARE INACTIVATED, AND METHOD OF PRODUCING L-ARGININE

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RU2008148283/13A Substitution RU2008148283A (en) 2008-12-09 2008-12-09 METHOD FOR PRODUCING L-ARGININE USING THE BACTERIA OF THE ENTEROBACTERIACEAE FAMILY IN WHICH THE EXPRESSION OF THE ARTI GENE WAS DECREASED

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RU2431674C2 RU2431674C2 (en) 2011-10-20

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