JP2000509992A - コバラミンを製造し得る生合成方法 - Google Patents
コバラミンを製造し得る生合成方法Info
- Publication number
- JP2000509992A JP2000509992A JP09540573A JP54057397A JP2000509992A JP 2000509992 A JP2000509992 A JP 2000509992A JP 09540573 A JP09540573 A JP 09540573A JP 54057397 A JP54057397 A JP 54057397A JP 2000509992 A JP2000509992 A JP 2000509992A
- Authority
- JP
- Japan
- Prior art keywords
- cobalamin
- microorganism
- strain
- plasmid
- threonine
- 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
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/09—Recombinant DNA-technology
- C12N15/11—DNA or RNA fragments; Modified forms thereof; Non-coding nucleic acids having a biological activity
- C12N15/52—Genes encoding for enzymes or proenzymes
-
- 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
- C12P19/00—Preparation of compounds containing saccharide radicals
- C12P19/26—Preparation of nitrogen-containing carbohydrates
- C12P19/28—N-glycosides
- C12P19/42—Cobalamins, i.e. vitamin B12, LLD factor
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Genetics & Genomics (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Biotechnology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- General Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Plant Pathology (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.コバラミン産生性原核細胞微生物の発酵によるコバラミンの生合成方法であ って、 O−ホスホ−L−トレオニンの生合成経路に関与する酵素をコードする少なく とも1つのDNAフラグメントによって形質転換された微生物を使用し、前記酵 素が発現しコバラミンが産生され得る条件下で前記微生物を培養する段階、及び /または、 前記微生物の培養培地にO−ホスホ−L−トレオニンを添加する段階、または、 5,6−ジメチルベンズイミダゾールの生合成経路に関与する酵素をコードす る少なくとも1つのDNAフラグメントによって形質転換された好気性微生物を 使用し、前記酵素が発現しコバラミンが産生され得る条件下で前記好気性微生物 を培養する段階、 から成ることを特徴とするコバラミンの生合成方法。 2.Rhodobacter capsulatusのbluE遺伝子及びbl uF 遺伝子を含みO−ホスホ−L−トレオニンの生合成経路に関与するポリペプ チドをコードするDNAフ ラグメントによって形質転換されるか、または、相同フラグメント、及び/また は、前記bluE遺伝子及びbluF遺伝子とハイブリダイズし且つO−ホスホ −L−トレオニンの生合成経路に関与する酵素をコードする機能を有しているフ ラグメントによって形質転換された微生物を使用することを特徴とする請求項1 に記載の方法。 3.Rhodobacter capsulatusのbluB遺伝子を含み5 ,6−ジメチルベンズイミダゾールの生合成経路に関与する酵素をコードするD NAフラグメントによって形質転換されるか、または、相同フラグメント、及び /または、前記bluB遺伝子とハイブリダイズし且つ前記遺伝子と同様に5, 6−ジメチルベンズイミダゾールの生合成経路に関与する酵素をコードする機能 を有しているフラグメントによって形質転換された微生物を使用することを特徴 とする請求項1に記載の方法。 4.前記DNAフラグメントが、プラスミドpER1の6.8kbのBamHI フラグメントから成ることを特徴とする請求項2または3に記載の方法。 5.前記DNAフラグメントが、プラスミドpER2の2.1 kbのEcoRI/ClaIフラグメントから成ることを特徴とする請求項2に 記載の方法。 6.前記DNAフラグメントが、プラスミドpAHW25またはプラスミドpE R2の1.6kbのEcoRI/EcoRVフラグメントから成ることを特徴と する請求項2に記載の方法。 7.請求項1から5のいずれか一項に記載のビタミンB12の製造方法。 8.前記微生物がPseudomonas denitrificansまたはAgrobacterium radiobacter の菌株であることを特徴 とする請求項1から7のいずれか一項に記載の方法。 9.遺伝子工学技術を用い、請求項1から6のいずれか一項に記載のO−ホスホ −L−トレオニンまたは5,6−ジメチルベンズイミダゾールの生合成経路に関 与する酵素をコードする少なくとも1つのDNAフラグメントによって微生物を 形質転換させることを特徴とするコバラミン産生性原核細胞微生物の組換え菌株 の製造方法。 10.請求項9に記載の方法によって得られた組換え微生物。 11.Pseudomonas denitrificans またはAgrobacterium radiobacterの菌株であること を特徴とする請求項10に記載の微生物。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9605896A FR2748492B1 (fr) | 1996-05-13 | 1996-05-13 | Procede de biosynthese permettant la preparation de cobalamines |
| FR96/05896 | 1996-05-13 | ||
| PCT/FR1997/000793 WO1997043421A1 (fr) | 1996-05-13 | 1997-05-05 | Procede de biosynthese permettant la preparation de cobalamines |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009029392A Division JP2009142289A (ja) | 1996-05-13 | 2009-02-12 | コバラミンを製造し得る生合成方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000509992A true JP2000509992A (ja) | 2000-08-08 |
| JP4293637B2 JP4293637B2 (ja) | 2009-07-08 |
Family
ID=9492055
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP54057397A Expired - Lifetime JP4293637B2 (ja) | 1996-05-13 | 1997-05-05 | コバラミンを製造し得る生合成方法 |
| JP2009029392A Pending JP2009142289A (ja) | 1996-05-13 | 2009-02-12 | コバラミンを製造し得る生合成方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009029392A Pending JP2009142289A (ja) | 1996-05-13 | 2009-02-12 | コバラミンを製造し得る生合成方法 |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US6156545A (ja) |
| EP (1) | EP0906430B1 (ja) |
| JP (2) | JP4293637B2 (ja) |
| CN (1) | CN1148451C (ja) |
| AT (1) | ATE334204T1 (ja) |
| AU (1) | AU2781297A (ja) |
| CA (1) | CA2254717C (ja) |
| DE (1) | DE69736387T2 (ja) |
| DK (1) | DK0906430T3 (ja) |
| EA (1) | EA002588B1 (ja) |
| ES (1) | ES2270458T3 (ja) |
| FR (1) | FR2748492B1 (ja) |
| HU (1) | HU230179B1 (ja) |
| PT (1) | PT906430E (ja) |
| SI (1) | SI0906430T1 (ja) |
| WO (1) | WO1997043421A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005533507A (ja) * | 2002-07-25 | 2005-11-10 | デーエスエム イーペー アセッツ ベスローテン フェンノートシャップ | ビタミンb12の生合成に必要な酵素をコードするプロピオニバクテリウム=フリューデンレイキー由来遺伝子 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2748492B1 (fr) * | 1996-05-13 | 1998-06-19 | Rhone Poulenc Rorer Sa | Procede de biosynthese permettant la preparation de cobalamines |
| US6489157B1 (en) * | 1999-04-16 | 2002-12-03 | The Government Of The United States Of America As Represented By The Administrator Of The U.S. Environmental Protection Agency | Medium for cultivating microorganisms |
| WO2006060898A1 (en) * | 2004-12-06 | 2006-06-15 | Aegera Therapeutics Inc | Method for treating inflammatory disorders |
| CN109837320A (zh) * | 2019-03-27 | 2019-06-04 | 山东泓达生物科技有限公司 | 一种提高脱氮假单胞杆菌产维生素b12的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2657622B1 (fr) * | 1990-01-31 | 1994-11-25 | Rhone Poulenc Sante | Polypeptides impliques dans la biosynthese des cobalamines et/ou des cobamides, sequences d'adn codant pour ces polypeptides, procede de preparation, et leur utilisation. |
| FR2663646B1 (fr) * | 1990-06-20 | 1992-10-09 | Rambach Alain | Souches de e. coli productrices de vitamine b12 et procede de preparation de la vitamine b12 par culture de ces souches. |
| EP0647717A1 (en) * | 1993-10-06 | 1995-04-12 | Takeda Chemical Industries, Ltd. | Method of producing vitamin B12 |
| FR2748492B1 (fr) * | 1996-05-13 | 1998-06-19 | Rhone Poulenc Rorer Sa | Procede de biosynthese permettant la preparation de cobalamines |
-
1996
- 1996-05-13 FR FR9605896A patent/FR2748492B1/fr not_active Expired - Lifetime
-
1997
- 1997-05-05 ES ES97921933T patent/ES2270458T3/es not_active Expired - Lifetime
- 1997-05-05 DK DK97921933T patent/DK0906430T3/da active
- 1997-05-05 US US09/180,582 patent/US6156545A/en not_active Expired - Lifetime
- 1997-05-05 WO PCT/FR1997/000793 patent/WO1997043421A1/fr not_active Ceased
- 1997-05-05 SI SI9730751T patent/SI0906430T1/sl unknown
- 1997-05-05 CN CNB971946485A patent/CN1148451C/zh not_active Expired - Lifetime
- 1997-05-05 JP JP54057397A patent/JP4293637B2/ja not_active Expired - Lifetime
- 1997-05-05 AU AU27812/97A patent/AU2781297A/en not_active Abandoned
- 1997-05-05 CA CA2254717A patent/CA2254717C/fr not_active Expired - Lifetime
- 1997-05-05 EA EA199801007A patent/EA002588B1/ru not_active IP Right Cessation
- 1997-05-05 HU HU9902730A patent/HU230179B1/hu unknown
- 1997-05-05 AT AT97921933T patent/ATE334204T1/de active
- 1997-05-05 EP EP97921933A patent/EP0906430B1/fr not_active Expired - Lifetime
- 1997-05-05 PT PT97921933T patent/PT906430E/pt unknown
- 1997-05-05 DE DE69736387T patent/DE69736387T2/de not_active Expired - Lifetime
-
2009
- 2009-02-12 JP JP2009029392A patent/JP2009142289A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005533507A (ja) * | 2002-07-25 | 2005-11-10 | デーエスエム イーペー アセッツ ベスローテン フェンノートシャップ | ビタミンb12の生合成に必要な酵素をコードするプロピオニバクテリウム=フリューデンレイキー由来遺伝子 |
Also Published As
| Publication number | Publication date |
|---|---|
| HUP9902730A2 (hu) | 1999-12-28 |
| ATE334204T1 (de) | 2006-08-15 |
| CA2254717A1 (fr) | 1997-11-20 |
| DK0906430T3 (da) | 2006-11-27 |
| SI0906430T1 (sl) | 2006-12-31 |
| EP0906430A1 (fr) | 1999-04-07 |
| HUP9902730A3 (en) | 2000-03-28 |
| US6156545A (en) | 2000-12-05 |
| WO1997043421A1 (fr) | 1997-11-20 |
| HU230179B1 (hu) | 2015-09-28 |
| FR2748492A1 (fr) | 1997-11-14 |
| FR2748492B1 (fr) | 1998-06-19 |
| EP0906430B1 (fr) | 2006-07-26 |
| EA199801007A1 (ru) | 1999-04-29 |
| ES2270458T3 (es) | 2007-04-01 |
| AU2781297A (en) | 1997-12-05 |
| EA002588B1 (ru) | 2002-06-27 |
| JP4293637B2 (ja) | 2009-07-08 |
| DE69736387T2 (de) | 2007-09-13 |
| CN1148451C (zh) | 2004-05-05 |
| DE69736387D1 (de) | 2006-09-07 |
| CN1218508A (zh) | 1999-06-02 |
| PT906430E (pt) | 2006-12-29 |
| JP2009142289A (ja) | 2009-07-02 |
| CA2254717C (fr) | 2012-07-10 |
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