KR20080098013A - 발현 시스템 - Google Patents
발현 시스템 Download PDFInfo
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- KR20080098013A KR20080098013A KR1020087018552A KR20087018552A KR20080098013A KR 20080098013 A KR20080098013 A KR 20080098013A KR 1020087018552 A KR1020087018552 A KR 1020087018552A KR 20087018552 A KR20087018552 A KR 20087018552A KR 20080098013 A KR20080098013 A KR 20080098013A
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Abstract
Description
| 플라스미드 | 프로모터 | 작동자 시스템 | 비고 |
| pAVE041 | tac | 하나의 원형의 lac 서열 | |
| pAVE017 | tac | 두 개의 완전한 팔린드롬 서열(DPPS) | 작동자 간격 91 bp(DPPS91) |
| pAVE040 | tac | 하나의 완전한 팔린드롬 서열(SPPS) | |
| pAVE049 | tac | 두 개의 완전한 팔린드롬 서열 | 작동자 간격 124 bp(DPPS124) |
| pAVE013 | T7A3 | 두 개의 완전한 팔린드롬 서열 | 작동자 간격 91 bp(DPPS91) |
| pAVE030 | T7A3 | 두 개의 완전한 팔린드롬 서열 | 작동자 간격 92 bp(DPPS92) |
| pAVE031 | T7A3 | 하나의 완전한 팔린드롬 서열 | |
| pAVE021 | λpL | 두 개의 완전한 팔린드롬 서열 | 작동자 간격 91 bp(DPPS91) |
| pAVE035 | λpL | 두 개의 완전한 팔린드롬 서열 | 작동자 간격 92 bp(DPPS92) |
| pAVE027 | λpL | 하나의 완전한 팔린드롬 서열 | |
| pAVE046 | λpL | 하나의 완전한 팔린드롬 서열 | 분비 벡터 |
| 시간(시) | hTNFα의 축적 수준(%TCP*) |
| 3 | 2 |
| 4 | 18 |
| 6 | 25 |
| 8 | 33 |
| 24 | 42 |
| 24(기초 수준, IPTG 불포함) | 13 |
| 시간(시) | hTNFα의 축적 수준(%TCP*) |
| 4 | 2 |
| 6 | 5 |
| 8 | 9 |
| 24 | 12 |
| 24(기초 수준, IPTG 불포함) | 검출되지 않음 |
| 분석 | hTNFα 축적-CLD021(λpL:DPPS91) | hTNFα 축적-CLD038λpL:DPPS92) |
| 콜로이달 블루 SDS-PAGE (IPTG 유도 후) | 검출되지 않음 | 검출되지 않음 |
| 웨스턴 블롯 (IPTG 유도 후) | 양성 | 양성(도 2 참조) |
| 콜로이달 블루 SDS-PAGE (IPTG 유도 없는 기초 수준, 24시간)후) | 검출되지 않음 | 검출되지 않음 |
| 웨스턴 블롯 (IPTG 유도 없는 기초 수준, 24시간) | 검출되지 않음 | 검출되지 않음 |
| 공급물의 성분 | 정제수 기준, 필요한 양[g/L] |
| 글리세롤 | 714 |
| MgSO4.7H2O | 7.4 |
| 균주 | 발현 벡터 설명 | 회수(harvest)시 OD600 | 회수시 hTNFα 축적(%TCP) | 회수시 hTNFα 역가(mg/L) |
| CLD018 | T7A3 프로모터, 91 bp 간격의 두 개의 완전한 팔린드롬 | 147 | 29 | 8400 |
| CLD026 | T7A3 프로모터, 92 bp 간격의 두 개의 완전한 팔린드롬 | 204 | 34 | 11400 |
| CLD032 | T7A3 프로모터, 하나의 완전한 팔린드롬 서열 | 194 | 41 | 12500 |
| CLD019 | tac 프로모터, 91 bp 간격의 두 개의 완전한 팔린드롬 | 196 | 22 | 8300 |
| CLD030 | 하나의 완전한 팔린드롬 서열을 갖는 λpL 프로모터 | 167 | 7 | 2600 |
| 유도 후 시간(시) | hTNFαDML 축적 수준(%TCP) |
| 4 | 16 |
| 24(기초, IPTG 불포함) | 검출되지 않음 |
| 분획 | 생물학적 활성 D1.3 Fab(㎍/L 배양액/OD) |
| 잔여 성장 배지(residual growth medium) | 460 |
| 주변세포질(periplasm) | 4020 |
| 전체(잔여 성장 배지 + 주변세포질) | 4480 |
| 분획 | 생물학적 활성 D1.3 Fab(mg/L 배양액/OD) |
| 잔여 성장 배지 | 525 |
| 주변세포질 | 57 |
| 전체(잔여 성장 배지 + 주변세포질) | 582 |
| 시료 | CEA 경쟁 ELISA에서 % 억제 | D1.3 경쟁 ELISA에서 % 억제 |
| 대조구 (D1.3-A5B7 bsctDb 불포함) | 없음 | 없음 |
| 0.5 mM IPTG로 유도된 배양액의 상층액 | 100 | 100 |
| 0.1 mM IPTG로 유도된 배양액의 상층액 | 부분적 | 부분적 |
Claims (16)
- a) 프로모터, 및b) 완전한 팔린드롬 작동자 서열(palindrome operator sequence)을 포함하고, 상기 프로모터는 T7이 아닌 것을 특징으로 하는 완전한 팔린드롬 작동자 서열-기반 단백질 발현 시스템.
- a) 프로모터, 및b) 완전한 팔린드롬 작동자 서열을 포함하고, 상기 프로모터는 T7이 아닌 것을 특징으로 하는 플라스미드.
- 제2항에 있어서, 단백질을 위한 발현 카세트를 더 포함하는 것인 플라스미드.
- 제2항 또는 제3항에 있어서, 상기 플라스미드는 자가 복제 플라스미드(autonomously replicating plasmid)인 것인 플라스미드.
- 제2항 또는 제3항에 있어서, 상기 플라스미드는 통합형 플라스미드(integrative plasmid)인 것인 플라스미드.
- 제2항 내지 제5항 중 어느 한 항에서 청구된 바와 같은 플라스미드에 의해 형질전환된 숙주 세포.
- a) 프로모터,b) 완전한 팔린드롬 작동자 서열, 및c) 단백질에 대한 발현 카세트를 포함하고, 상기 프로모터는 T7이 아닌 것을 특징으로 하는 발현 시스템을 발현시키는 단계를 포함하는, 단백질 생산 방법.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 프로모터는 숙주 세포 폴리머라아제 프로모터인 것인 발현 시스템, 플라스미드, 숙주 세포, 또는 방법.
- 제8항에 있어서, 상기 프로모터는 대장균 RNA 폴리머라아제 프로모터인 것인 발현 시스템, 플라스미드, 숙주 세포, 또는 방법.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 프로모터는 T7A1, T7A2, T7A3, λpL, λpR, lac, lacUV5, trp, tac, trc, phoA 또는 rrnB인 것인 발현 시스템, 플라스미드, 숙주 세포, 또는 방법.
- 제1항 내지 제10항 중 어느 한 항에 있어서, 상기 작동자 시스템은 lac, gal, deo 또는 gln인 것인 발현 시스템, 플라스미드, 숙주 세포, 또는 방법.
- 제1항 내지 제11항 중 어느 한 항에 있어서, 두 개의 완전한 팔린드롬 작동자 서열이 이용되고, 바람직하게는 하나의 작동자 서열은 상기 프로모터의 하류에 위치하고, 하나의 작동자 서열은 상기 프로모터의 상류에 위치하는 것인 발현 시스템, 플라스미드, 숙주 세포 또는 방법.
- 제12항에 있어서, 상기 작동자 서열들은 85 내지 150 bp, 바람직하게는 90 내지 126 bp, 가장 바람직하게는 91 또는 92 bp 떨어져서 배치된 것인 발현 시스템, 플라스미드, 숙주 세포 또는 방법.
- a) 제3항에 따른 플라스미드로 형질전환된 숙주 세포를 배양하는 단계, 및b) 단백질을 회수하는 단계를 포함하는, 단백질 생산 방법.
- 제14항에 있어서, 상기 숙주 세포는 대장균인 것인 방법.
- 제14항 또는 제15항에 있어서, 상기 플라스미드는 제8항 내지 제13항 중 어느 한 항에서 청구된 바와 같은 플라스미드인 것인 방법.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0602173.7 | 2006-02-03 | ||
| GBGB0602173.7A GB0602173D0 (en) | 2006-02-03 | 2006-02-03 | Expression system |
| PCT/GB2007/000351 WO2007088371A2 (en) | 2006-02-03 | 2007-02-01 | Expression system |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020147017744A Division KR101512776B1 (ko) | 2006-02-03 | 2007-02-01 | 발현 시스템 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20080098013A true KR20080098013A (ko) | 2008-11-06 |
| KR101492844B1 KR101492844B1 (ko) | 2015-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020147017744A Active KR101512776B1 (ko) | 2006-02-03 | 2007-02-01 | 발현 시스템 |
| KR1020087018552A Active KR101492844B1 (ko) | 2006-02-03 | 2007-02-01 | 발현 시스템 |
| KR1020147026047A Active KR101624345B1 (ko) | 2006-02-03 | 2007-02-01 | 발현 시스템 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020147017744A Active KR101512776B1 (ko) | 2006-02-03 | 2007-02-01 | 발현 시스템 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| KR1020147026047A Active KR101624345B1 (ko) | 2006-02-03 | 2007-02-01 | 발현 시스템 |
Country Status (15)
| Country | Link |
|---|---|
| US (4) | US8530188B2 (ko) |
| EP (6) | EP2695943B1 (ko) |
| JP (5) | JP5221385B2 (ko) |
| KR (3) | KR101512776B1 (ko) |
| CN (3) | CN102690834B (ko) |
| CA (2) | CA2637818C (ko) |
| DK (4) | DK2386644T3 (ko) |
| ES (3) | ES2569075T3 (ko) |
| GB (1) | GB0602173D0 (ko) |
| HU (1) | HUE027350T2 (ko) |
| PL (3) | PL1984506T3 (ko) |
| PT (2) | PT1984506E (ko) |
| SG (3) | SG169389A1 (ko) |
| WO (1) | WO2007088371A2 (ko) |
| ZA (2) | ZA200806238B (ko) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0602173D0 (en) * | 2006-02-03 | 2006-03-15 | Avecia Ltd | Expression system |
| GB0709061D0 (en) | 2007-05-11 | 2007-06-20 | Avecia Biolog Ltd | Expression system |
| GB0810154D0 (en) * | 2008-06-04 | 2008-07-09 | Avecia Biolog Ltd | Expression vector |
| GB0905331D0 (en) * | 2009-03-27 | 2009-05-13 | Avecia Biolog Ltd | Expression process |
| GB201018664D0 (en) | 2010-11-05 | 2010-12-22 | Msd Biolog Uk Ltd | Expression process |
| GB201021795D0 (en) * | 2010-12-21 | 2011-02-02 | Msd Biolog Uk Ltd | Expression Process |
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