JP2002514894A - 酵素のスクリーニング方法および酵素キット - Google Patents
酵素のスクリーニング方法および酵素キットInfo
- Publication number
- JP2002514894A JP2002514894A JP50682997A JP50682997A JP2002514894A JP 2002514894 A JP2002514894 A JP 2002514894A JP 50682997 A JP50682997 A JP 50682997A JP 50682997 A JP50682997 A JP 50682997A JP 2002514894 A JP2002514894 A JP 2002514894A
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- dna
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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
- C12N15/1034—Isolating an individual clone by screening libraries
- C12N15/1086—Preparation or screening of expression libraries, e.g. reporter assays
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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
- C12N15/1034—Isolating an individual clone by screening libraries
-
- 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
- C12N15/1034—Isolating an individual clone by screening libraries
- C12N15/1079—Screening libraries by altering the phenotype or phenotypic trait of the host
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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
- C12N15/1034—Isolating an individual clone by screening libraries
- C12N15/1093—General methods of preparing gene libraries, not provided for in other subgroups
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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
- C12N15/11—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
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Biotechnology (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Microbiology (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Plant Pathology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Bioinformatics & Computational Biology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Enzymes And Modification Thereof (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.パッケージを含んでなる酵素キットであって、該パッケージは少なくとも3 つの異なる組換え酵素を含み、該少なくとも3つの異なる組換え酵素はそれぞ れ少なくとも2つの酵素の特徴を共通に有し、該少なくとも2つの共通な酵素 の特徴の一方は化学的特徴であり、そして該少なくとも2つの共通な酵素特徴 の他方は物理的特徴である、該酵素キット。 2.以下の工程を含んでなる、組換え酵素ライブラリーの作製方法: それぞれが微生物に由来するポリヌクレオチドを含む複数の発現クローンに よって産生された組換えタンパク質をスクリーニングし、該スクリーニングは 組換え酵素を産生するクローンを決定するためおよび該組換え酵素について複 数の異なる酵素の特徴を決定するために実施され;そして 該組換え酵素を該酵素の特徴によって分類する。 3.該スクリーニングが該組換え酵素を化学的特徴についてスクリーニングし、 そして該化学的特徴を有する組換え酵素を第2の化学的特徴について再スクリ ーニングすることを含む、請求項2に記載の方法。 4.酵素スクリーニングキットの作製方法であって、パッケージ中に少なくとも 3つの異なる選択された酵素を入れることを含んでなり、該酵素は異なる酵素 特徴を有する複数の異なる酵素を有する組換え酵素ライブラリーから選択され 、該ライブラリーの該酵素は該酵素の特徴によって分類されており、前記少な くとも3つの異なる選択された酵素のそれぞれは少なくとも2つの共通な酵素 特徴を有する、該方法。 5.以下の工程を含んでなる、所望の活性を有するタンパク質を発現する組換え ライブラリーのクローンを同定する方法: 少なくとも1つの微生物のDNAからランダムに作製された発現クローンの ライブラリーを液相中でスクリーニングし、該スクリーニングは該クローンの 発現産物を用いて実施され、それによって所望の活性を有するタンパク質を発 現するクローンを同定する。 6.それから該発現クローンのライブラリーを作製したDNAが遺伝子クラスタ ーDNAである、請求項5に記載の方法。 7.該タンパク質が酵素である、請求項5に記載の方法。 8.以下の工程を含んでなる、非培養微生物由来のDNAを有するクローンを特 定のタンパク質活性についてスクリーニングする方法: (i)少なくとも1つの非培養微生物に由来するDNA集団からDNAを回収 し;そして (ii)回収したDNAを用いて宿主を形質転換し、特定のタンパク質活性につ いてスクリーニングされるクローンライブラリーを作製する、 ことによって調製されたクローンライブラリーにおいて特定のタンパク質活性 についてスクリーニングする。 9.回収したDNAを増幅する、請求項8に記載の方法。 10.回収したDNAをベクターにライゲートする、請求項8に記載の方法。 11.回収したDNAをライゲートするベクターが、該回収したDNAからの検出 可能な酵素活性の産生を調節することができる少なくとも1つのDNA配列を含 む、請求項10に記載の方法。 12.回収したDNAをライゲートしたベクターが宿主を形質転換するのに用いら れる、請求項8に記載の方法。 13.該タンパク質が酵素である、請求項8に記載の方法。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/503,606 US6004788A (en) | 1995-07-18 | 1995-07-18 | Enzyme kits and libraries |
US56899495A | 1995-12-07 | 1995-12-07 | |
US08/657,409 US5958672A (en) | 1995-07-18 | 1996-06-03 | Protein activity screening of clones having DNA from uncultivated microorganisms |
US08/657,409 | 1996-06-03 | ||
US08/503,606 | 1996-06-03 | ||
US08/508,994 | 1996-06-03 | ||
PCT/US1996/011854 WO1997004077A1 (en) | 1995-07-18 | 1996-07-17 | Screening methods for enzymes and enzyme kits |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002514894A true JP2002514894A (ja) | 2002-05-21 |
JP2002514894A5 JP2002514894A5 (ja) | 2004-08-12 |
Family
ID=27054566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50682997A Ceased JP2002514894A (ja) | 1995-07-18 | 1996-07-17 | 酵素のスクリーニング方法および酵素キット |
Country Status (10)
Country | Link |
---|---|
US (8) | US5958672A (ja) |
EP (2) | EP0839185B1 (ja) |
JP (1) | JP2002514894A (ja) |
AT (2) | ATE346148T1 (ja) |
AU (1) | AU6547796A (ja) |
CA (1) | CA2227342C (ja) |
DE (2) | DE69638168D1 (ja) |
DK (2) | DK1696025T3 (ja) |
ES (1) | ES2277346T3 (ja) |
WO (1) | WO1997004077A1 (ja) |
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1997
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CA2227342C (en) | 2011-03-29 |
EP0839185A1 (en) | 1998-05-06 |
DK0839185T3 (da) | 2007-02-19 |
US6280926B1 (en) | 2001-08-28 |
AU6547796A (en) | 1997-02-18 |
DE69636721D1 (de) | 2007-01-04 |
ATE465246T1 (de) | 2010-05-15 |
DE69636721T2 (de) | 2008-01-24 |
WO1997004077A1 (en) | 1997-02-06 |
US20020172944A1 (en) | 2002-11-21 |
US20060068493A1 (en) | 2006-03-30 |
EP0839185B1 (en) | 2006-11-22 |
EP1696025A3 (en) | 2006-09-13 |
EP1696025A2 (en) | 2006-08-30 |
US6528249B1 (en) | 2003-03-04 |
DE69638168D1 (de) | 2010-06-02 |
DK1696025T3 (da) | 2010-07-19 |
EP1696025B1 (en) | 2010-04-21 |
US6849395B2 (en) | 2005-02-01 |
US6677115B2 (en) | 2004-01-13 |
ES2277346T3 (es) | 2007-07-01 |
US20020086279A1 (en) | 2002-07-04 |
EP0839185A4 (en) | 2002-10-30 |
US5958672A (en) | 1999-09-28 |
ATE346148T1 (de) | 2006-12-15 |
CA2227342A1 (en) | 1997-02-06 |
US20040029173A1 (en) | 2004-02-12 |
US20040005587A1 (en) | 2004-01-08 |
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