JP2002500514A - タンパク質のin vitroディスプレイ及び進化のための選択粒子としてのリボソーム複合体 - Google Patents
タンパク質のin vitroディスプレイ及び進化のための選択粒子としてのリボソーム複合体Info
- Publication number
- JP2002500514A JP2002500514A JP50038699A JP50038699A JP2002500514A JP 2002500514 A JP2002500514 A JP 2002500514A JP 50038699 A JP50038699 A JP 50038699A JP 50038699 A JP50038699 A JP 50038699A JP 2002500514 A JP2002500514 A JP 2002500514A
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- mrna
- library
- protein
- antibody
- 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
- C12N15/1041—Ribosome/Polysome display, e.g. SPERT, ARM
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K16/00—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
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- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
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- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. タンパク質又はペプチドのディスプレイ及び選択並びにそれらをコードする 遺伝物質の回収方法であって、 (a) 複合粒子が形成され、それそれが少なくとも1の特有の新生タンパク質又 はペプチドまたは他のDNA発現生成物と1以上のリボソームおよび前記タンパク 質またはペプチドをコードする特異的なmRNAとの結合物を含むような、無細胞系 におけるDNAの転写及び翻訳; (b) 前記複合粒子をリガンド、抗原、抗体又は他の物質と接触させて、該タン パク質又はペプチド生成物に結合させることで粒子を選択すること;及び (c) mRNAについて、前記複合粒子に結合されたままで行われる逆転写及びポリ メラーゼ連鎖反応(RT-PCR)によって、タンパク質又はペプチドをコードする遺 伝情報をDNAとして回収すること; を含む方法。 2. 転写/翻訳系が真核生物である請求の範囲第1項に記載の方法。 3. 転写及び翻訳が共役している請求の範囲第1項又は第2項に記載の方法。 4. 転写/翻訳系が、ウサギ網状赤血球ライセート系である請求の範囲第1項に 記載の方法。 5. 終止コドンが欠失しているDNA及びmRNAからタンパク質(又はペプチド)− リボソーム−mRNA複合体を作製することを包含する、請求の範囲第1項又は第2項 に記載の方法。 6. 請求の範囲第1項の(b)において、複合粒子を選択する物質が固定化され、 マグネチックビーズ、プラスチックシャーレ又は他の不溶性担体に結合されてい る方法。 7. DNAを、mRNAの翻訳後1以上のリボソームに物理的に連結されたmRNAについ て行われる逆転写に続くポリメラーゼ連鎖反応(RT-PCR)によって生成する方法。 8. タンパク質又はペプチドのディスプレイ及び選択並びにそれらをコードする 遺伝物質の回収方法であって、 (a) 少なくとも1の特有の新生タンパク質又はペプチド、又は他のDNA発現生成 物と1以上のリボソームおよび前記タンパク質及びペプチドをコードする特異的 なmRNAの結合物を含む複合粒子が形成される、無細胞ウサギ網状赤血球ライセー ト系における、終止コドンが欠失しているDNAの共役した転写及び翻訳; (b) 前記複合粒子を不溶化されたリガンド、抗原、抗体又は他の物質に接触さ せて、該タンパク質又はペプチド生成物に結合させることで粒子を選択すること ;及び (c) mRNAについて、前記複合粒子に結合したままで行われる逆転写及びポリメ ラーゼ鎖反応(RT-PCR)によって、タンパク質又はペプチドをコードする遺伝情 報をDNAとして回収すること; を含む方法。 9. タンパク質が、単鎖抗体断片である請求の範囲第1、5及び8項に記載の方 法。 10. 前記単鎖抗体断片が、軽鎖の可変領域(VL)に連結した重鎖の可変領域(VH )(SCFV断片)又は全軽鎖(K)に連結した重鎖の可変領域(VH)(VH/K断片)であ る、請求の範囲第9項に記載の方法。 11. 請求の範囲第1及び8項に記載の方法において、RT-PCR反応を行うためのプ ライマーであって、抗体−リボソーム−mRNA複合体から抗体断片を回収するため の、配列番号3-14に示されるプライマー。 12. 請求の範囲第1及び8項に記載の方法によって得られたRT-PCR生成物DNAを、 発現ベクターに続いて導入し、大腸菌のような細菌の形質転換によるタンパク質 又はペプチドを産生させることを包含する方法。 13. 真核リボソームとタンパク質、ペプチド又は他のDNA発現生成物、及びそれ らのタンパク質、ペプチド又は他の生成物をコードする特異的なmRNAとの複合体 を含む、ディスプレイライブラリ。 14. mRNA分子が終止コドンを欠失している請求の範囲第13項に記載のディスプ レイライブラリ。 15. 個々のメンバーが、リガンドに特異的に結合できるタンパク質を含んでお り、ライブラリの個々のメンバーを固定化されたリガンドに結合させることによ って引き続き選択できる、請求の範囲第13又は14項に記載のタンパク質−リボソ ーム−ディスプレイライブラリ。 16. ディスプレイされるタンパク質が、VH、VL、SCFV、VH/K、Fabのような異な った数のドメインを含む単鎖断片を含む抗体又は抗体断片である、請求の範囲第 13又は14項に記載のライブラリ。 17. ディスプレイされる生成物がレセプターである請求の範囲第13又は14項に 記載のライブラリ。 18. ディスプレイされる生成物がペプチドである請求の範囲第13又は14項に記 載のライブラリ。 19. ディスプレイされる生成物がタンパク質変異体である請求の範囲第13又は1 4項に記載のライブラリ。 20. 抗体又は断片が、免疫された又は免疫されない動物又はヒトのリンパ球か ら得られる、請求の範囲第13又は14項に記載のライブラリ。 21. 抗体、レセプター又はそれらの断片をコードするクローン化されたDNAの変 異によって生成される、請求の範囲第13又は14項に記載のライブラリ。 22. 請求の範囲第19又は21項に記載のディスプレイライブラリからの個々の変 異体の選択を含む、請求範囲1〜21のいずれか1項に記載の方法。 23. 特異的な抗体又はレセプターによって識別されるエピトープの同定及びマ ッピングのためのペプチドをコードする、請求の範囲第18項に記載のリボソーム ディスプレイライブラリの使用。 24. マウス、ラット又は他の哺乳類の抗体の製造方法であって、 (a) 動物を抗原に接触させること、 (b) 請求の範囲第10項におけるような単鎖FV又はVH/K断片として連結された、 前記動物の免疫グロブリンのVH及びVL領域の組合せを含むDNAライブラリを作製 すること、 (c) 前記DNAライブラリのin vitro転写及び翻訳による真核リボソームディスプ レイライブラリであって、それそれ少なくとも1の特有の新生抗体断片を含んで 形成され、該断片が1以上のリボソーム及び該抗体断片をコードする特異的mRNA と結合している複合粒子が形成されているようなライブラリを作製すること、 (d) 特異的な抗体断片を抗原又は他の物質に結合させて保持する複合粒子を選 択すること、 (e) 該mRNAについて、前記粒子に結合している間に行うRT-PCRによって、該抗 体断片をコードする遺伝情報を回収させること、 (f) 前記抗体断片を発現させ、収集すること から成る方法。 25. ヒトの抗体の製造方法であって、 (a) 導入遺伝子として免疫グロブリンの重鎖及び/又は軽鎖をコードするヒト の遺伝子座を保有する遺伝子組換えマウスを抗原と接触させること、 (b) 請求の範囲第10項におけるような単鎖FV又はVH/K断片として連結された、 前記動物の免疫グロブリンのVH及びVL領域の組合せを含むDNAライブラリを製造 すること、 (c) 前記DNAライブラリのin vitro転写及び翻訳による真核リボソームディスプ レイライブラリであって、それぞれ少なくとも1の特有の新生抗体断片を含み、 該抗体断片が1以上のリボソーム及び該抗体断片をコードする特異的mRNAと結合 している複合粒子が形成されているようなライブラリを製造すること、 (d) 特異的な抗体断片を抗原又は他の物質に結合させて保持するような複合粒 子を選択すること、 (e) 該mRNAについて、前記粒子に結合しているままで行うRT-PCRによって、該 抗体断片をコードする遺伝情報をDNAとして回収すること、 (f) 前記抗体断片を発現させ、収集すること から成る方法。 26. 複合粒子としてのタンパク質又はペプチド及びそれらをコードする遺伝情 報の回収のためのディスプレイ方法であって、 (a) それぞれ少なくとも1の特有の新生のタンパク質又はペプチド又は他の発 現生成物と1以上のリボソーム及び該タンパク質又はペプチドをコードする特異 的mRNAとの結合物を含む複合粒子が形成される、真核無細胞系でmRNA又はmRNAラ イブラリを翻訳すること、 (b) 該粒子をリガンド、抗体又は他の物質と接触させて、該タンパク質又はペ プチド生成物に結合させることによって粒子の選択を得ること、及び (c) mRNAについて、該粒子に結合しているままで行うRT-PCRによって、生成物 をコードする遺伝情報をDNAとして回収することから成る方法。 27. 複合粒子としてのタンパク質又はペプチドをディスプレイ方法及びそれら をコードする遺伝情報のを回収方法であって、 (a) 複合粒子が、それそれ少なくとも1の特有の新生のタンパク質又はペプチ ド又は他の発現生成物と、1以上のリボソーム及び該タンパク質又はペプチドを コードする特異的mRNAとの結合物を含んで形成された真核無細胞系でcDNA又はcD NAライブラリを転写及び翻訳すること、 (b) 前記粒子をリガンド、抗体又は他の物質と接触させて、該タンパク質又は ペプチド生成物に結合させることによって粒子の選択を得ること、及び (c) mRNAについて、該粒子に結合したままで行う逆転写及びポリメラーゼ鎖反 応によって、該生成物をコードする遺伝情報を回収させることから成る方法。 28. 請求の範囲1〜27のいずれか1項に記載のリボソームディスプレイ及び選 択の反復サイクルにおける使用。 29. 請求の範囲1〜28のいずれか1項に記載の真核リボソームディスプレイライ ブラリの、結合部位又はレセプターに対するリガンドであって、薬剤又は治療と しての潜在的な用途を有するリガンドを選択する方法における使用。 30. 請求の範囲1〜29のいずれか1項に記載のリボソームディスプレイライブ ラリの、翻訳生成物を固定化された抗体又はリガンドヘ結合させることで遺伝子 を単離する方法における使用。
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GBGB9724850.4A GB9724850D0 (en) | 1997-11-26 | 1997-11-26 | Selection particles for in vitro display and evolution of antibody combining sites |
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GBGB9804195.7A GB9804195D0 (en) | 1998-02-28 | 1998-02-28 | Selection particles for in vitro display and evolution of antibody combining sites |
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JPH06178688A (ja) | 1992-12-11 | 1994-06-28 | Mitsui Toatsu Chem Inc | E型緑膿菌を抗原とするヒト抗体をコードする遺伝子 |
WO1995011922A1 (en) | 1993-10-29 | 1995-05-04 | Affymax Technologies N.V. | In vitro peptide and antibody display libraries |
CA2402452A1 (en) | 2000-03-31 | 2001-10-11 | Cambridge Antibody Technology Limited | Improvements to ribosome display |
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- 1998-05-28 EP EP98924468A patent/EP0985032B2/en not_active Expired - Lifetime
- 1998-05-28 PT PT98924468T patent/PT985032E/pt unknown
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Cited By (5)
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JP2012504415A (ja) * | 2008-09-30 | 2012-02-23 | アボット・ラボラトリーズ | 改良rnaディスプレイ法 |
WO2011111832A1 (ja) | 2010-03-11 | 2011-09-15 | 独立行政法人理化学研究所 | ポリペプチド配列の選択方法、並びに金属酸化物または含珪素化合物結合ペプチドおよびその利用 |
US8697655B2 (en) | 2010-03-11 | 2014-04-15 | Riken | Method of selecting polypeptide sequence, and metal oxide or silicon-containing compound binding peptide and use thereof |
WO2012121419A1 (en) | 2011-03-10 | 2012-09-13 | Genefrontier Corporation | Composition for synthesizing protein with reduced lipopolysaccharide contamination, method for producing protein using said composition |
US9863936B2 (en) | 2011-05-23 | 2018-01-09 | Riken | Nucleic acid construct, nucleic acid-protein complex, and use thereof |
Also Published As
Publication number | Publication date |
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DE69818458T3 (de) | 2009-12-17 |
CA2291721A1 (en) | 1998-12-03 |
ES2209145T3 (es) | 2004-06-16 |
US6620587B1 (en) | 2003-09-16 |
DE69818458T2 (de) | 2004-07-08 |
DE69818458D1 (de) | 2003-10-30 |
DK0985032T4 (da) | 2009-08-31 |
JP4060892B2 (ja) | 2008-03-12 |
ATE250668T1 (de) | 2003-10-15 |
EP0985032A1 (en) | 2000-03-15 |
WO1998054312A1 (en) | 1998-12-03 |
EP0985032B2 (en) | 2009-06-03 |
CA2291721C (en) | 2011-08-09 |
AU7666698A (en) | 1998-12-30 |
ES2209145T5 (es) | 2009-10-30 |
EP0985032B1 (en) | 2003-09-24 |
PT985032E (pt) | 2004-02-27 |
AU725957B2 (en) | 2000-10-26 |
DK0985032T3 (da) | 2004-02-02 |
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