JP2001503274A - 改良された発現ベクター - Google Patents
改良された発現ベクターInfo
- Publication number
- JP2001503274A JP2001503274A JP52185798A JP52185798A JP2001503274A JP 2001503274 A JP2001503274 A JP 2001503274A JP 52185798 A JP52185798 A JP 52185798A JP 52185798 A JP52185798 A JP 52185798A JP 2001503274 A JP2001503274 A JP 2001503274A
- Authority
- JP
- Japan
- Prior art keywords
- nucleic acid
- heterologous nucleic
- promoter
- recombinant
- bacterial
- 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.)
- Ceased
Links
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.所望のポリペプチドをコードする異種核酸に作用可能に連結した、tacプ ロモーター成分及びgalプロモーター成分を含んで成る二元細菌プロモーターを 含んで成る組換え核酸構造体。 2.前記tacプロモーター成分がtrcプロモーターである請求の範囲第1項記載 の組換え核酸構造体。 3.前記galプロモーター成分が細菌UDPガラクトース4−エピメラーゼプロモ ーターである請求の範囲第1項記載の組換え核酸構造体。 4.前記galプロモーター成分がストレプトコーカス・サーモフィラス(Strep tococcus thermophilus)由来である請求の範囲第3項記載の組換え核酸構造体 。 5.前記二元プロモーターが、それぞれtacプロモーター成分又はgalプロモー ター成分のいづれかよりも高レベルの所望のポリペプチドの発現をもたらす請求 の範囲第1項記載の組換え核酸構造体。 6.前記異種核酸が細菌ポリペプチドをコードする請求の範囲第1項記載の組 換え核酸構造体。 7.前記異種核酸がネイセリア・ゴノルホエアエ(Neisseria gonorrhoea)の los遺伝子座から得られる請求の範囲第6項記載の組換え核酸構造体。 8.前記異種核酸が哺乳類ポリペプチドをコードする請求の範囲第1項記載の 組換え核酸構造体。 9.前記異種核酸が真菌類ポリペプチドをコードする請求の範囲第1項記載の 組換え核酸構造体。 10.前記異種核酸が植物ポリペプチドをコードする請求の範囲第 1項記載の組換え核酸構造体。 11.前記異種核酸がCMP−シアル酸シンセターゼをコードする請求の範囲第1 項記載の組換え核酸構造体。 12.前記異種核酸がUDP−グルコースピロホスホリラーゼをコードする請求の 範囲第1項記載の組換え核酸構造体。 13.前記異種核酸がアデニル酸キナーゼをコードする請求の範囲第1項記載の 組換え核酸構造体。 14.前記異種核酸がピルビン酸キナーゼをコードする請求の範囲第1項記載の 組換え核酸構造体。 15.前記異種核酸がシアル酸アルドラーゼをコードする請求の範囲第1項記載 の組換え核酸構造体。 16.前記異種核酸がUDP−GlcNAcピロホスホリラーゼをコード請求の範囲第1 項記載の組換え核酸構造体。 17.前記異種核酸がウサギ筋肉ミオキナーゼをコードする請求の範囲第1項記 載の組換え核酸構造体。 18.選択マーカー、及び所望のポリペプチドをコードする異種核酸に作用可能 に連結された、tacプロモーター成分及びgalプロモーター成分を含んで成る二元 細菌プロモーターを含んで成る組換え核酸構造体を含んで成る発現ベクター。 19.前記選択マーカーがカナマイシン耐性遺伝子である請求の範囲第18項記載 の発現ベクター。 20.E.コリ(E.coli)において機能する複製起点配列をさらに含んで成る請 求の範囲第18項記載の発現ベクター。 21.受託番号98059としてAmerican Type Cultune Collectionに寄託されたプ ラスミドに対して実質的に同一であるプラスミド。 22.前記プラスミドが、受託番号98059としてAmerican Type Cultune Collect ionに寄託されたプラスミドに対して同一である請求 の範囲第21項記載のプラスミド。 23.所望のポリペプチドをコードする異種核酸に作用可能に連結したストレプ トコーカス・サーモフィラスUDPグルコース−4−エピメラーゼプロモーターを 含んで成る組換え核酸構造体。 24.所望のポリペプチドをコードする異種核酸に作用可能に連結された、tac プロモーター成分及びgalプロモーター成分を含んで成る二元細菌プロモーター を含んで成る組換え発現カセットを含んで成る細菌細胞。 25.前記galプロモーター成分がストレプトコーカス・サーモフィラス(Strep tococcus thermophilus)からである請求の範囲第24項記載の細菌細胞。 26.E.コリである請求の範囲第24項記載の細菌細胞。 27.前記組換え発現カセットが自律複製するプラスミド上に位置する請求の範 囲第24項記載の細菌細胞。 28.前記プラスミドがさらに、カナマイシン耐性遺伝子を含んで成る請求の範 囲第27項記載の細菌細胞。 29.前記異種核酸がCMP−シアル酸シンセターゼをコードする請求の範囲第24 項記載の細菌細胞。 30.前記異種核酸がUDP−グルコースピロホスホリラーゼをコードする請求の 範囲第24項記載の細菌細胞。 31.前記異種核酸がアデニル酸キナーゼをコードする請求の範囲第24項記載の 細菌細胞。 32.前記異種核酸がピルビン酸キナーゼをコードする請求の範囲第24項記載の 細菌細胞。 33.前記異種核酸がシアル酸アルドラーゼをコードする請求の範囲第24項記載 の細菌細胞。 34.前記異種核酸がUDP−GlcNAcピロホスホリラーゼをコード請 求の範囲第24項記載の細菌細胞。 35.前記異種核酸がウサギ筋肉ミオキナーゼをコードする請求の範囲第24項記 載の細菌細胞。 36.前記異種核酸がネイセリア・ゴノルホエアエ(Neisseria gonorrhoea)の los遺伝子座から得られる請求の範囲第24項記載の細菌細胞。 37.所望のポリペプチドを製造するための方法であって、所望のポリペプチド をコードする異種核酸に作用可能に連結された、tacプロモーター成分及びgalプ ロモーター成分を含んで成る二元細菌プロモーターを含んで成る組換え発現カセ ットを含んで成る細菌細胞を、所望のポリペプチドの発現を可能にする条件下で 、適切な培地において培養することを含んで成る方法。 38.前記galプロモーター成分がストレプトコーカス・サーモフィラス(Strep tococcus thermophilus)からである請求の範囲第37項記載の方法。 39.前記細菌細胞がE.コリ(E.coli)である請求の範囲第37項記載の方法。 40.前記細胞がカナマイシンを含む培地において培養される請求の範囲第37項 記載の方法。 41.前記所望のポリペプチドの発現が培地におけるガラクトースの存在により 誘導される請求の範囲第37項記載の方法。 42.前記異種核酸がUDP−グルコースピロホスホリラーゼをコードする請求の 範囲第37項記載の方法。 43.前記異種核酸がアデニル酸キナーゼをコードする請求の範囲第37項記載の 方法。 44.前記異種核酸がピルビン酸キナーゼをコードする請求の範囲第37項記載の 方法。 45.前記異種核酸がシアル酸アルドラーゼをコードする請求の範囲第37項記載 の方法。 46.前記異種核酸がUDP−GlcNAcピロホスホリラーゼをコード請求の範囲第37 項記載の方法。 47.前記異種核酸がウサギ筋肉ミオキナーゼをコードする請求の範囲第1項記 載の方法。 48.前記異種核酸がCMP−シアル酸シンセターゼをコードする請求の範囲第37 項記載の方法。 49.前記異種核酸がネイセリア・ゴノルホエアエ(Neisseria gonorrhoea)の los遺伝子座から得られる請求の範囲第37項記載の方法。
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IL129843A0 (en) | 2000-02-29 |
EP0946711A1 (en) | 1999-10-06 |
AU718382B2 (en) | 2000-04-13 |
NZ335628A (en) | 2000-10-27 |
KR20000068934A (ko) | 2000-11-25 |
CA2271230A1 (en) | 1998-05-14 |
EP0946711A4 (en) | 2004-10-27 |
HUP0001650A2 (hu) | 2000-09-28 |
EP0946711B1 (en) | 2008-02-13 |
AU5252498A (en) | 1998-05-29 |
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