JPH04503601A - 部分的相同性dna配列の生体中組換え法 - Google Patents
部分的相同性dna配列の生体中組換え法Info
- Publication number
- JPH04503601A JPH04503601A JP2501752A JP50175290A JPH04503601A JP H04503601 A JPH04503601 A JP H04503601A JP 2501752 A JP2501752 A JP 2501752A JP 50175290 A JP50175290 A JP 50175290A JP H04503601 A JPH04503601 A JP H04503601A
- Authority
- JP
- Japan
- Prior art keywords
- gene
- base
- recombination
- bacteria
- dna
- 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
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- 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
- C12N15/10—Processes for the isolation, preparation or purification of DNA or RNA
- C12N15/102—Mutagenizing nucleic acids
- C12N15/1027—Mutagenizing nucleic acids by DNA shuffling, e.g. RSR, STEP, RPR
-
- 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
- C12N15/10—Processes for the isolation, preparation or purification of DNA or RNA
Landscapes
- Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Biomedical Technology (AREA)
- Wood Science & Technology (AREA)
- Biotechnology (AREA)
- General Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Plant Pathology (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Saccharide Compounds (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Abstract
Description
Claims (17)
- 1.30%以下の塩基不対合部分を有する部分的相同性DNA配列の生体中組換 え法において、前記DNA配列間の組換えを生じる時間、特に飽和作用によって 、または遺伝的組換えを増大する突然変異体によって、欠陥を示しまたは一時的 に不活性化された塩基不対合部分修復酵素システムを有する細胞または生体の中 に、前記部分的相同性DNA配列を加える事を特徴とする方法。
- 2.雑種遺伝子およびそのコード付けられたタンパク質の生体中生産法において 、請求項1による方法にて塩基不対合部分修復酵素システムにおいて欠陥を有し または不活性化された前記生体の中に、2種の相異なる生体から派生し部分的相 同性遺伝子から成る2種の前記DNA配列を存在させることと、所望の雑種遺伝 子またはそのコード付けされたタンパク質を選択する事を特徴とする方法。
- 3.雑種遺伝子およびそのコード付けタンパク質の生体中生産法において、第1 生体の第1遺伝子が第1プラスミドによって保持され、第2生体の部分的相同性 第2遺伝子が、欠陥のある塩基不対合部分修復酵素システムを有するバクテリア の中に、または遺伝子間組換えを増大するその他任意のバクテリアの中に、ある いは一時的に不活性化された塩基不対合部分修復酵素システムを有するバクテリ アの中に転換によって導入されることと、前記遺伝子を組換えることと、所望の 雑種遺伝子またはそのコード付けされたタンパク質を選択する事を特徴とする請 求項2に記載の方法。
- 4.組換えられる遺伝子を保持するプラスミドと共に転換されるバクテリアは、 塩基不対合部分修復酵素システムにおいて欠陥を有しまたは一時的に不活性化さ れた菌株E.coli または Sa1monella typhimuriu m、または遺伝子間組換えを増大するこのようなバクテリアのその他の任意の突 然変異体とする事を特徴とする請求項3に記載の方法。
- 5.塩基不対合部分の修復機能のための感熱性菌株、例えば42℃において変異 性mutS−、また32℃において正常out+であるE.Coli mutS ts−1を使用する事を特徴とする請求項1または2に記載の方法。
- 6.転換技術または融合技術によって組換えられた細胞を生産する方法において 、 一下記を使用し、 ・第1種および第1類の生体の細胞のDNA、・第2種および/または第2類の 生体の細胞の染色体DNA、 第2種または第2類の生体の前記細胞は塩基不対合部分修復酵素システムの中に おいて欠陥を有しまたは特に飽和作用によって一時的に不活性化されているよう にして生体中転換および組換えを実施する方法、あるいは−これらの2つの型の 細胞の融合後にこれらの細胞の染色体の生体中組換えを実施し、これらの細胞は いずれも欠陥を有する塩基不対合部分修復酵素システムを有し、あるいは特に飽 和作用によって一時的に不活性化された前記システムを有する事を特徴とする請 求項1に記載の方法。
- 7.相異なる種および/または類の生体の生体中交差によって組換えられた生体 を生産する方法において、−第1種および第1類の生体と、 −第2種および/または第2類の生体との間において、生体中交差を実施し、こ れら2種の生体の少なくとも一方は塩基不対合部分修復酵素システム中において 欠陥を示し、または特に飽和作用によって一時的に不活性化された前記システム を有する事を特徴とする請求項1に記載の方法。
- 8.対応の生体からバクテリア、酵母菌、植物または動物の組換え細胞または組 換え生体を生産する事を特徴とする請求項6または7のいずれかに記載の方法。
- 9.相異なる種および/または類のバクテリアの交差と組換えによって組換えら れたバクテリアの生産方法において、 −塩基不対合部分修復酵素システムにおいて欠陥を有しまたはその塩基不対合部 分修復酵素システムが必要な組換えを得る間特に飽和作用によって一時的に不活 性化された第1種および第1類のいわゆる受容体バクテリアと、 −受容体細胞に与えようとする特性を有する第2種および/または第2類のいわ ゆる供与体バクテリアとを、生体中において接合および形質導入する事を特徴と する請求項6または7に記載の方法。
- 10.いわゆる受容体バクテリアはさらにDNAの制限酵素システムの中におい て欠陥を有する事を特徴とする請求項9に記載の方法。
- 11.部分的に相同性の2遺伝子から雑種遺伝子およびそのコード付けされたタ ンパク質を生体中生産する方法において、請求項7乃至10のいずれかに記載の 方法の第1生体が第1遺伝子を含み、前記第2生体が部分的相同性の第2遺伝子 を含むことと、所望の雑種遺伝子および/またはそのコード付けタンパク質を選 定することを特徴とする方法。
- 12.菌株E.coliおよび菌株Salomellatyphimurium を交差させ、少なくともその一方が塩基不対合部分修復酵素システムにおいて欠 陥を有しまたは一時的に不活性化されている事を特徴とする請求項9乃至11の いずれかに記載の方法。
- 13.塩基不対合部分修復酵素システムにおいて欠陥を有する菌株E.coli またはSa1mone11a typhimuriumはmutS−型または mutL−型であり、すなわち不対合部分の認識において介入するタンパク質M utSおよびMutLにおいて欠陥を有する事を特徴とする請求項12に記載の 方法。
- 14.接合に際して、供与体バクテリアはHfr型であり、受容体バクテリアは F−突然変異体である事を特徴とする請求項9乃至13のいずれかに記載の方法 。
- 15.塩基不対合部分修復酵素システムの飽和は不対合部分の豊富な異種二重ら せんの導入によって実施される事を特徴とする請求項1乃至14のいずれかに記 載の方法。
- 16.突然変異以前のように復元しようとする突然変異された塩基を有する請求 項1による生体中遺伝子の標的逆突然変異誘発法において、生体の塩基不対合部 分修復酵素システムを飽和によって不活性化するための多数の不対合部分を含む 異種二重らせんと、遺伝子の突然変異以前のように復元されたDNA配列から成 るオリゴヌクレオチドとを前記生体中に導入する事を特徴とする請求項1に記載 の方法。
- 17.異種二重らせんはファージM13 およびfdから生じる事を特徴とする 請求項15または16のいずれかに記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8817185A FR2641793B1 (fr) | 1988-12-26 | 1988-12-26 | Procede de recombinaison in vivo de sequences d'adn presentant des mesappariements de bases |
FR88/17185 | 1988-12-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04503601A true JPH04503601A (ja) | 1992-07-02 |
JP3056524B2 JP3056524B2 (ja) | 2000-06-26 |
Family
ID=9373422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2501752A Expired - Lifetime JP3056524B2 (ja) | 1988-12-26 | 1989-12-22 | 部分的相同性dna配列の生体中組換え法 |
Country Status (13)
Country | Link |
---|---|
US (2) | US5912119A (ja) |
EP (1) | EP0449923B1 (ja) |
JP (1) | JP3056524B2 (ja) |
AT (1) | ATE127519T1 (ja) |
AU (1) | AU4834390A (ja) |
CA (1) | CA2006549C (ja) |
DE (1) | DE68924174T2 (ja) |
ES (1) | ES2077058T3 (ja) |
FR (1) | FR2641793B1 (ja) |
IE (1) | IE72469B1 (ja) |
IL (1) | IL92856A (ja) |
WO (1) | WO1990007576A1 (ja) |
ZA (1) | ZA899902B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002536990A (ja) * | 1999-02-24 | 2002-11-05 | ノボザイムス アクティーゼルスカブ | 不活性化されたdnaミスマッチ修復系を有する菌類細胞 |
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US6995017B1 (en) | 1994-02-17 | 2006-02-07 | Maxygen, Inc. | Methods for generating polynucleotides having desired characteristics by iterative selection and recombination |
US20060257890A1 (en) | 1996-05-20 | 2006-11-16 | Maxygen, Inc. | Methods and compositions for cellular and metabolic engineering |
US6335160B1 (en) * | 1995-02-17 | 2002-01-01 | Maxygen, Inc. | Methods and compositions for polypeptide engineering |
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US6395547B1 (en) | 1994-02-17 | 2002-05-28 | Maxygen, Inc. | Methods for generating polynucleotides having desired characteristics by iterative selection and recombination |
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US6153410A (en) * | 1997-03-25 | 2000-11-28 | California Institute Of Technology | Recombination of polynucleotide sequences using random or defined primers |
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-
1988
- 1988-12-26 FR FR8817185A patent/FR2641793B1/fr not_active Expired - Lifetime
-
1989
- 1989-12-21 IE IE418289A patent/IE72469B1/en not_active IP Right Cessation
- 1989-12-22 DE DE68924174T patent/DE68924174T2/de not_active Expired - Lifetime
- 1989-12-22 EP EP90900900A patent/EP0449923B1/fr not_active Expired - Lifetime
- 1989-12-22 CA CA002006549A patent/CA2006549C/fr not_active Expired - Lifetime
- 1989-12-22 ES ES90900900T patent/ES2077058T3/es not_active Expired - Lifetime
- 1989-12-22 WO PCT/FR1989/000673 patent/WO1990007576A1/fr active IP Right Grant
- 1989-12-22 AU AU48343/90A patent/AU4834390A/en not_active Abandoned
- 1989-12-22 JP JP2501752A patent/JP3056524B2/ja not_active Expired - Lifetime
- 1989-12-22 AT AT90900900T patent/ATE127519T1/de not_active IP Right Cessation
- 1989-12-22 IL IL9285689A patent/IL92856A/en not_active IP Right Cessation
- 1989-12-27 ZA ZA899902A patent/ZA899902B/xx unknown
-
1994
- 1994-04-25 US US08/231,778 patent/US5912119A/en not_active Expired - Lifetime
-
1995
- 1995-06-07 US US08/477,473 patent/US5965415A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002536990A (ja) * | 1999-02-24 | 2002-11-05 | ノボザイムス アクティーゼルスカブ | 不活性化されたdnaミスマッチ修復系を有する菌類細胞 |
Also Published As
Publication number | Publication date |
---|---|
IL92856A (en) | 2001-04-30 |
DE68924174D1 (de) | 1995-10-12 |
FR2641793A1 (fr) | 1990-07-20 |
IE894182L (en) | 1990-06-26 |
ATE127519T1 (de) | 1995-09-15 |
EP0449923B1 (fr) | 1995-09-06 |
WO1990007576A1 (fr) | 1990-07-12 |
US5965415A (en) | 1999-10-12 |
CA2006549A1 (fr) | 1990-06-26 |
EP0449923A1 (fr) | 1991-10-09 |
ZA899902B (en) | 1990-09-26 |
JP3056524B2 (ja) | 2000-06-26 |
ES2077058T3 (es) | 1995-11-16 |
AU4834390A (en) | 1990-08-01 |
IL92856A0 (en) | 1990-09-17 |
FR2641793B1 (fr) | 1993-10-01 |
US5912119A (en) | 1999-06-15 |
IE72469B1 (en) | 1997-04-09 |
CA2006549C (fr) | 2000-09-05 |
DE68924174T2 (de) | 1996-03-14 |
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