KR20180110144A - C1-고정 박테리아에 대한 crispr/cas 시스템 - Google Patents
C1-고정 박테리아에 대한 crispr/cas 시스템 Download PDFInfo
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- KR20180110144A KR20180110144A KR1020187026840A KR20187026840A KR20180110144A KR 20180110144 A KR20180110144 A KR 20180110144A KR 1020187026840 A KR1020187026840 A KR 1020187026840A KR 20187026840 A KR20187026840 A KR 20187026840A KR 20180110144 A KR20180110144 A KR 20180110144A
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- clostridium
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Abstract
Description
도 2a는 cas9 유전자의 발현이 강한 테트라사이클린 유도성 프로모터 Pipl12에 의해 제어되는 플라스미드 pLZipl12-cas9의 맵을 도시한 도면. 표적 유전자에 대한 가이드 RNA 및 상동성 아암은 제2 플라스미드 상의 클로스트리듐 오토에타노게눔 DSM23693 내로 도입되었다. 도 2b는 2,3- bdh 유전자에 대한 상동성 아암과 함께 2,3-bdh 유전자에 대한 가이드 RNA를 운반하는 예시적 플라스미드의 맵을 도시한 도면.
도 3A는 프라이머 Og33f 및 Og34r을 이용하여 클로스트리듐 오토에타노게눔 2,3-bdh 유전자에서의 결실을 선별하기 위해 콜로니 PCR을 나타내는 겔 이미지를 도시한 도면. 야생형(비변형) 클로스트리듐 오토에타노게눔 DSM23693 "W", cas9 유전자만을 운반하는 클로스트리듐 오토에타노게눔 DSM23693 "C1", 2,3-bdh 유전자 상에서 영역 T1을 표적화하기 위해 가이드 RNA 및 상동성 아암을 운반하는 클로스트리듐 오토에타노게눔 DSM23693 "C2" 및 2,3-bdh 유전자 상에서 영역 T2를 표적화하기 위해 가이드 RNA 및 상동성 아암을 운반하는 클로스트리듐 오토에타노게눔 DSM23693 "C3". cas9를 갖는 2개의 플라스미드를 운반하고, 영역 T2를 표적화하기 위해 가이드 RNA 및 상동성 아암을 운반하는 8개의 콜로니를 2,3-bdh 유전자에서의 결실에 대해 선별하였다(1 내지 8로 표시한 레인). 도 3B는 상동성 아암 5'HA 및 3'HA를 갖는 2,3-bdh 좌위, 선별을 위해 사용된 프라이머 Og33f 및 Og34r, 및 2,3-bdh 유전자 내의 스페이서 표적화 영역 gRNA-T1 및 gRNA-T2를 나타내는 다이어그램을 도시한 도면. CRISPR/Cas9 시스템의 활성 때문에 결실된 2,3-bdh의 단편은 상동성 아암 사이에 위치된다.
도 4는 플라스미드 pLZipl12-D10A-all3의 맵을 도시한 도면.
Claims (18)
- C1-고정 박테리아의 유전자 조작 방법으로서, 표적 서열을 포함하는 DNA 분자를 함유하는 C1-고정 박테리아 내로 하기 (a) 및 (b)를 포함하는 하나 이상의 벡터를 포함하는 조작된, 비천연 유래의 일정한 간격을 두고 주기적으로 분포하는 짧은 회문구조 반복부(Clustered Regularly Interspaced Short Palindromic Repeats: CRISPR)/CRISPR-연관(Cas)(CRISPR/Cas) 시스템을 도입하는 단계를 포함하는, C1-고정 박테리아의 유전자 조작 방법:
(a) 상기 표적 서열과 혼성화되는 가이드 RNA를 암호화하는 뉴클레오타이드 서열; 및
(b) 유도성 프로모터의 제어 하에 II형 Cas9 단백질을 암호화하는 뉴클레오타이드 서열. - 제1항에 있어서, 상기 CRISPR/Cas 시스템은, 상기 하나 이상의 벡터 상에서,
(c) 상기 표적 서열의 상류에서 혼성화되는 5' 상동성 아암(arm) 및 상기 표적 서열의 하류에서 혼성화되는 3' 상동성 아암을 포함하는 뉴클레오타이드 서열을 더 포함함으로써, 상기 5' 상동성 아암 및 상기 3' 상동성 아암은 상기 DNA 분자와 혼성화되고, 상동성 재조합이 일어나서, 상기 5' 상동성 아암과 상기 3' 상동성 아암 사이에 위치된 DNA로 상기 표적 서열의 대체를 야기하는, C1-고정 박테리아의 유전자 조작 방법. - 제1항 또는 제2항에 있어서, 상기 Cas9는 촉매적으로 활성인, C1-고정 박테리아의 유전자 조작 방법.
- 제1항 또는 제2항에 있어서, 상기 Cas9는 틈내기 효소(nickase) Cas9인, C1-고정 박테리아의 유전자 조작 방법.
- 제1항에 있어서, 상기 Cas9는 촉매적으로 비활성인, C1-고정 박테리아의 유전자 조작 방법.
- 제1항 또는 제2항에 있어서, 상기 Cas9는 유전자를 암호화하는 영역에서 상기 DNA 분자를 절단함으로써, 상기 유전자의 발현이 감소되는, C1-고정 박테리아의 유전자 조작 방법.
- 제1항에 있어서, 상기 Cas9는 유전자를 암호화하는 영역에서 상기 DNA 분자를 차단함으로써, 상기 유전자의 발현이 감소되는, C1-고정 박테리아의 유전자 조작 방법.
- 제2항에 있어서, 상기 5' 상동성 아암과 상기 3' 상동성 아암 사이에 위치된 상기 DNA는 유전자를 암호화하는 영역에서 상기 DNA 분자를 붕괴시킴으로써, 상기 유전자의 발현이 감소되는, C1-고정 박테리아의 유전자 조작 방법.
- 제2항에 있어서, 상기 5' 상동성 아암과 상기 3' 상동성 아암 사이에 위치된 상기 DNA는 외인성 유전자를 암호화함으로써, 상기 상동성 재조합이 상기 DNA 분자 내로 상기 외인성 유전자를 삽입하는, C1-고정 박테리아의 유전자 조작 방법.
- 제9항에 있어서, 상기 C1-고정 박테리아는 상기 외인성 유전자를 발현시키는, C1-고정 박테리아의 유전자 조작 방법.
- 제1항에 있어서, (a) 및 (b)는 동일한 벡터 상에 또는 상이한 벡터 상에 위치되는, C1-고정 박테리아의 유전자 조작 방법.
- 제2항에 있어서, (a), (b) 및 (c)는 동일한 벡터 상에 또는 상이한 벡터 상에 위치되는, C1-고정 박테리아의 유전자 조작 방법.
- 제1항에 있어서, 상기 CRISPR/Cas 시스템은 스트렙토코커스 피오게네스(Streptococcus pyogenes) 또는 스트렙토코커스 써모필루스(Streptococcus thermophilus)로부터 유래된, C1-고정 박테리아의 유전자 조작 방법.
- 제1항에 있어서, 상기 유도성 프로모터는 테트라사이클린 유도성 프로모터 또는 락토스 유도성 프로모터인, C1-고정 박테리아의 유전자 조작 방법.
- 제14항에 있어서, 상기 테트라사이클린 유도성 프로모터는 tet3no 또는 ipl12인, C1-고정 박테리아의 유전자 조작 방법.
- 제1항에 있어서, 상기 C1-고정 박테리아는 아세토박테리움 우디(Acetobacterium woodii), 알칼리바쿨룸 박키(Alkalibaculum bacchii), 블라우티아 프로덕타(Blautia producta), 뷰티리박테리움 메틸로트로피쿰(Butyribacterium methylotrophicum), 클로스트리듐 아세티쿰(Clostridium aceticum), 클로스트리듐 오토에타노게눔(Clostridium autoethanogenum), 클로스트리듐 카복시디보란스(Clostridium carboxidivorans), 클로스트리듐 코스카티(Clostridium coskatii), 클로스트리듐 드라케이(Clostridium drakei), 클로스트리듐 포르미코아세티쿰(Clostridium formicoaceticum), 클로스트리듐 융달리(Clostridium ljungdahlii), 클로스트리듐 마그눔(Clostridium magnum), 클로스트리듐 라그스달레이(Clostridium ragsdalei), 클로스트리듐 스카톨로게네스(Clostridium scatologenes), 유박테리움 리모숨(Eubacterium limosum), 무렐라 써마우토트로피카(Moorella thermautotrophica), 무렐라 써모아세티카(Moorella thermoacetica), 옥소박터 프펜니기(Oxobacter pfennigii), 스포로무사 오바타(Sporomusa ovata), 스포로무사 실바세티카(Sporomusa silvacetica), 스포로무사 스파에로이데스(Sporomusa sphaeroides) 및 써모아나에로박터 키우비(Thermoanaerobacter kiuvi)로 이루어진 군으로부터 선택된, C1-고정 박테리아의 유전자 조작 방법.
- 제1항에 있어서, 상기 C1-고정 박테리아는 클로스트리듐 오토에타노게눔, 클로스트리듐 융달리 또는 클로스트리듐 라그스달레이인, C1-고정 박테리아의 유전자 조작 방법.
- 제1항에 있어서, 상기 C1-고정 박테리아는 클로스트리듐 오토에타노게눔인, C1-고정 박테리아의 유전자 조작 방법.
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-
2017
- 2017-02-25 KR KR1020187026840A patent/KR20180110144A/ko active Pending
- 2017-02-25 CN CN201780021744.3A patent/CN109072245B/zh active Active
- 2017-02-25 WO PCT/US2017/019552 patent/WO2017147555A1/en not_active Ceased
- 2017-02-25 EP EP17757399.5A patent/EP3420089B1/en active Active
- 2017-02-25 DK DK17757399.5T patent/DK3420089T3/da active
- 2017-02-25 SG SG11201807025SA patent/SG11201807025SA/en unknown
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| EP3420089A4 (en) | 2019-08-14 |
| US11441149B2 (en) | 2022-09-13 |
| DK3420089T3 (da) | 2022-03-14 |
| WO2017147555A1 (en) | 2017-08-31 |
| AU2017222688B2 (en) | 2023-05-25 |
| CN109072245A (zh) | 2018-12-21 |
| CN109072245B (zh) | 2022-06-14 |
| CA3015665C (en) | 2020-09-22 |
| EP3420089A1 (en) | 2019-01-02 |
| US20170247710A1 (en) | 2017-08-31 |
| SG11201807025SA (en) | 2018-09-27 |
| EP3420089B1 (en) | 2021-12-29 |
| AU2017222688A1 (en) | 2018-09-13 |
| CA3015665A1 (en) | 2017-08-31 |
| CN114908093A (zh) | 2022-08-16 |
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