FR2372144A1 - METHOD FOR THE PREPARATION OF L-SERINE - Google Patents
METHOD FOR THE PREPARATION OF L-SERINEInfo
- Publication number
- FR2372144A1 FR2372144A1 FR7736100A FR7736100A FR2372144A1 FR 2372144 A1 FR2372144 A1 FR 2372144A1 FR 7736100 A FR7736100 A FR 7736100A FR 7736100 A FR7736100 A FR 7736100A FR 2372144 A1 FR2372144 A1 FR 2372144A1
- Authority
- FR
- France
- Prior art keywords
- serine
- glycocoll
- preparation
- glycocolle
- purine
- 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.)
- Granted
Links
Classifications
-
- 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
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Biotechnology (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
L'invention concerne un procédé de préparation de L-sérine. Il s'agit d'un procédé pour la préparation de L-sérine, caractérisé par le fait que l'on transforme du glycocolle en L-sérine dans un milieu aqueux contenant du glycocolle en présence de cellules microbiennes d'un mutant appartenant au genre Nocardia capable de transformer le glycocolle en L-sérine et n'ayant qu'une aptitude faible ou nulle à décomposer la L-sérine et/ou présentant une certaine résistance à l'un au moins des antagonistes métaboliques choisis parmi ceux du glycocolle, de la sérine, de la methionine, de la glutamine, de l'histidine, de la leucine, de l'isoleucine, de la valine, de la purine, de la pyrimidine ou de l'acide folique, on accumule la L-sérine dans le milieu et on la recueille à partir de celui-ci. Ce procédé permet d'obtenir des rendements élevés.The invention relates to a process for preparing L-serine. This is a process for the preparation of L-serine, characterized by the fact that glycocolle is transformed into L-serine in an aqueous medium containing glycocoll in the presence of microbial cells of a mutant belonging to the genus Nocardia capable of transforming glycocoll into L-serine and having little or no ability to decompose L-serine and / or exhibiting some resistance to at least one of the metabolic antagonists chosen from those of glycocoll, serine, methionine, glutamine, histidine, leucine, isoleucine, valine, purine, pyrimidine or folic acid, L-serine is accumulated in the middle and we collect it from it. This process makes it possible to obtain high yields.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14374876A JPS5369883A (en) | 1976-11-30 | 1976-11-30 | Preparation of l-serine by fermentation |
JP14738976A JPS5372893A (en) | 1976-12-08 | 1976-12-08 | Preparation of l-serine by fermentation |
JP14739076A JPS5372894A (en) | 1976-12-08 | 1976-12-08 | Preparation of l-serine by fermentation |
JP15302476A JPS5379096A (en) | 1976-12-20 | 1976-12-20 | Preparation of l-serine by fermentation |
JP4253677A JPS5910194B2 (en) | 1977-04-15 | 1977-04-15 | Production method of L-serine |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2372144A1 true FR2372144A1 (en) | 1978-06-23 |
FR2372144B1 FR2372144B1 (en) | 1981-01-09 |
Family
ID=27522260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7736100A Granted FR2372144A1 (en) | 1976-11-30 | 1977-11-30 | METHOD FOR THE PREPARATION OF L-SERINE |
Country Status (4)
Country | Link |
---|---|
CA (1) | CA1097240A (en) |
DE (1) | DE2753422C3 (en) |
FR (1) | FR2372144A1 (en) |
GB (1) | GB1592499A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2555198A1 (en) * | 1983-11-22 | 1985-05-24 | Grace W R Ltd | METHOD FOR ENHANCING A MICROORGANISM STRAIN FOR THE PREPARATION OF L-SERINE BY FERMENTATION AND THE STRAIN OBTAINED |
EP0213736A2 (en) * | 1985-07-29 | 1987-03-11 | MITSUI TOATSU CHEMICALS, Inc. | Method for separating glycine and L-serine from a solution containing same |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005049527B4 (en) | 2005-10-17 | 2013-05-08 | Forschungszentrum Jülich GmbH | Process for the preparation of L-serine, gene sequence, vectors and microorganism |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS516236B2 (en) * | 1972-11-24 | 1976-02-26 |
-
1977
- 1977-11-29 CA CA291,936A patent/CA1097240A/en not_active Expired
- 1977-11-29 GB GB4964377A patent/GB1592499A/en not_active Expired
- 1977-11-30 FR FR7736100A patent/FR2372144A1/en active Granted
- 1977-11-30 DE DE19772753422 patent/DE2753422C3/en not_active Expired
Non-Patent Citations (1)
Title |
---|
CA1974 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2555198A1 (en) * | 1983-11-22 | 1985-05-24 | Grace W R Ltd | METHOD FOR ENHANCING A MICROORGANISM STRAIN FOR THE PREPARATION OF L-SERINE BY FERMENTATION AND THE STRAIN OBTAINED |
EP0213736A2 (en) * | 1985-07-29 | 1987-03-11 | MITSUI TOATSU CHEMICALS, Inc. | Method for separating glycine and L-serine from a solution containing same |
EP0213736A3 (en) * | 1985-07-29 | 1987-11-11 | Mitsui Toatsu Chemicals, Incorporated | Method for separating glycine and l-serine from a solution containing same |
Also Published As
Publication number | Publication date |
---|---|
DE2753422B2 (en) | 1980-07-03 |
DE2753422C3 (en) | 1981-03-19 |
FR2372144B1 (en) | 1981-01-09 |
GB1592499A (en) | 1981-07-08 |
CA1097240A (en) | 1981-03-10 |
DE2753422A1 (en) | 1978-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |