KR20150120236A - 뮤코닉산 생산용 미생물 및 그 제조방법 - Google Patents
뮤코닉산 생산용 미생물 및 그 제조방법 Download PDFInfo
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Abstract
Description
도 2는 재조합 플라스미드 지도로서 (A) pUC18△lacZ 및 (B) pMESK1를 나타낸 것이다.
도 3은 (A) LB medium (B) M9 medium의 서로 다른 배지에서, AB2834/pMESK1(실시예) 및 AB2834/pUC18△lacZ(비교예)의 배양시간에 대한 시스,시스-뮤코닉산(Muconic acid)과 세포성장(Cell growth)을 측정한 결과를 나타낸 그래프이다. (◆: AB2834/pMESK1의 시스,시스-뮤코닉산 생산량, ○: AB2834/pUC18△lacZ의 세포성장, ■: AB2834/pMESK1의 세포성장)
도 4는 AB2834/pMESK1(실시예)의 시스,시스-뮤코닉산(◆), 3-DHS(□), cathecol(△) 및 PCA(○) 생산량을 나타낸 그래프이다.
도 5는 AB2834/pMESK1(실시예)의 RT-PCR 분석결과를 나타낸 것이다(M: 100bp ladder, 1: aroB, 2: aroD, 3: aroF, 4: aroH, 5: aroG, 6: asbF opt , 7: aroY opt , 8: catA opt , 9: GAPDH).
| 미생물(E. coli ) | 특성 |
| AB2834 | aroE 결손 E. coli |
| AB2834/pUC18△lacZ (비교예) | pUC18△lacZ 함유 AB2834 |
| AB2834/pMESK1(실시예) | pMESK1 함유 AB2834 |
| 벡터(플라스미드) | 특성 |
| pUC18△lacZ | lacZ α결손 pUC18 |
| pMESK1 | asbF opt , aroY opt , catA opt 포함 pUC18△lac |
| 서열번호 | 프라이머 | 염기서열(5’-> 3’) | 타겟a |
| 11 | pUC18_lac_sequencing | ttggccgattcattaatgcag | Plasmid pUC18_lac |
| 12 | pUC18_lac_F | agctgtttcctgtctagaaattgttatc | Plasmid pUC18 |
| 13 | pUC18_lac_R | ttaagcttgccccgacacccgccaac | Plasmid pUC18 |
| 14 | aroB_RT-PCR_F | TGTCGTTACTCTCGGGGAAC | |
| 15 | aroB_RT-PCR_R | CCGCGGACCTTATCGAGATA | |
| 16 | aroD_RT-PCR_F | CCGAAGAAATCATTGCCCGT | |
| 17 | aroD_RT-PCR_R | TCACCAGCCAGACGAGAAAT | |
| 18 | aroF_RT-PCR_F | CTGAAGGCCGCTTTTCCATT | |
| 19 | aroF_RT-PCR_R | TTCCAGAGCAGTTTCCGGAT | |
| 20 | aroG_RT-PCR_F | CTGACGTTTGCCAGCAGATT | |
| 21 | aroG_RT-PCR_R | TGACGTAACAGAGCATCGGT | |
| 22 | aroH_RT-PCR_F | AAACCACGAACTGTTGTCGG | Strain AB2834/pMESK1 cDNA |
| 23 | aroH_RT-PCR_R | CCGGTCACCATATCGAGGAA | Strain AB2834/pMESK1 cDNA |
| 24 | asbF_RT-PCR_F | TCCTGCATATTTGGGAAAGC | Strain AB2834/pMESK1 cDNA |
| 25 | asbF_RT-PCR_R | ATGCCCTCAAACAGTGGAAC | |
| 26 | aroY_RT-PCR_F | ATCCTGTGGGCTATGACGAC | |
| 27 | aroY_RT-PCR_R | GGTGCAGTCGAAAATGGTTT | |
| 28 | catA_RT-PCR_F | TATTTCACCGATGCTGGTCA | |
| 29 | catA_RT-PCR_R | ATACAGCGGACCTTCAATGG | |
| 30 | GAPDH_RT-PCR_F | TTTCCGTGCTGCTCAGAAAC | |
| 31 | GAPDH_RT-PCR_R | GTCAACACCAACTTCGTCCC |
Claims (14)
- 뮤코닉산 생산용 재조합 벡터로서,
asbF opt 를 코딩하는 폴리뉴클레오티드, aroY opt 를 코딩하는 폴리뉴클레오티드 및 catA opt 를 코딩하는 폴리뉴클레오티드를 포함하고,
상기 세 폴리뉴클레오티드의 각 업스트림(upstream)에 대장균 유래의 리보솜 결합 부위(ribosome binding site, rbs)를 포함하고, 상기 세 폴리뉴클레오티드 중 첫 번째 전사되는 폴리뉴클레오티드의 리보솜 결합부위(rbs)의 업스트림(upstream)에 프로모터(promoter)를 포함하는 뮤코닉산 생산용 재조합 벡터.
- 제 1 항에 있어서, 상기 asbF opt 를 코딩하는 폴리뉴클레오티드는 서열번호 1을 포함하는 뮤코닉산 생산용 재조합 벡터.
- 제 1 항에 있어서, 상기 aroY opt 를 코딩하는 폴리뉴클레오티드는 서열번호 2를 포함하는 뮤코닉산 생산용 재조합 벡터.
- 제 1 항에 있어서, 상기 catA opt 를 코딩하는 폴리뉴클레오티드는 서열번호 3을 포함하는 뮤코닉산 생산용 재조합 벡터.
- 제 1 항에 있어서, 상기 리보솜 결합 부위는 서열번호 4를 포함하는 뮤코닉산 생산용 재조합 벡터.
- 제 1 항 내지 제 5 항 중 어느 하나의 항에 따른 재조합 벡터로 형질전환된 숙주 세포.
- 제 6 항에 따른 숙주 세포를 포함하는 대장균.
- 제 7 항에 있어서, 상기 대장균은 aroE 를 코딩하는 폴리뉴클레오티드(서열번호 5)가 결손된 대장균.
- 제 7 항에 있어서, 상기 대장균은 상기 asbF opt , aroY opt 및 catA opt 을 코딩하는 각 폴리뉴클레오티드의 전사량이 0.9~1.1 : 0.9~1.1 : 0.9~1.1인 대장균.
- 뮤코닉산 생산용 대장균을 제조하는 방법으로,
벡터에 asbF opt 를 코딩하는 폴리뉴클레오티드, aroY opt 를 코딩하는 폴리뉴클레오티드 및 catA opt 를 코딩하는 폴리뉴클레오티드를 삽입하고, 상기 세 폴리뉴클레오티드의 업스트림(upstream) 방향으로 대장균 유래의 리보솜 결합 부위(ribosome binding site, rbs)를 각각 삽입하여 재조합 벡터를 제조하는 단계; 및
상기 재조합 벡터를 대장균 모미생물에 도입하여 형질전환하는 단계;
를 포함하는 뮤코닉산 생산용 대장균의 제조방법. - 제 10 항에 있어서, 상기 대장균 모미생물은 상기 대장균은 aroE 를 코딩하는 폴리뉴클레오티드(서열번호 5)가 결손된 대장균인 뮤코닉산 생산용 대장균의 제조방법.
- 제 10 항에 있어서, 상기 벡터는 lac 프로모터 유래 lacZα 유전자가 제거된 벡터인 뮤코닉산 생산용 대장균의 제조방법.
- 제 12 항에 있어서, 상기 벡터에서 제거된 lac 프로모터 유래 lacZα 유전자는 서열번호 8을 포함하는 뮤코닉산 생산용 대장균의 제조방법.
- 제 10 항에 있어서, 상기 재조합 벡터를 제조하는 단계는 상기 세 폴리뉴클레오티드 중 첫 번째로 전사되는 폴리뉴클레오티드의 리보솜 결합부위(rbs)의 업스트림(upstream)에 프로모터(promoter)를 삽입하는 것을 더 포함하는 뮤코닉산 생산용 대장균의 제조방법.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180088145A (ko) | 2017-01-26 | 2018-08-03 | (주)에스티알바이오텍 | 뮤코닉산 전구체 생산용 미생물 및 그 제조방법 |
| KR20210136416A (ko) | 2020-05-07 | 2021-11-17 | (주)에스티알바이오텍 | 뮤코닉산 전구체 생산용 미생물 및 이를 이용한 뮤코닉산 전구체 생산방법 |
| KR20210136417A (ko) | 2020-05-07 | 2021-11-17 | (주)에스티알바이오텍 | 뮤코닉산 생산용 재조합 벡터, 상기 벡터로 형질전환된 미생물 및 이를 이용한 뮤코닉산 생산방법 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5616496A (en) * | 1993-09-16 | 1997-04-01 | Purdue Research Foundation | Bacterial cell tranformants for production of cis, cis-muconic acid and catechol |
| JP2013516196A (ja) * | 2010-01-08 | 2013-05-13 | アミリス, インコーポレイテッド | ムコン酸およびムコン酸塩の異性体を生成するための方法 |
| WO2013116244A1 (en) * | 2012-01-30 | 2013-08-08 | Myriant Corporation | Production of muconic acid from genetically engineered microorganisms |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5616496A (en) * | 1993-09-16 | 1997-04-01 | Purdue Research Foundation | Bacterial cell tranformants for production of cis, cis-muconic acid and catechol |
| JP2013516196A (ja) * | 2010-01-08 | 2013-05-13 | アミリス, インコーポレイテッド | ムコン酸およびムコン酸塩の異性体を生成するための方法 |
| WO2013116244A1 (en) * | 2012-01-30 | 2013-08-08 | Myriant Corporation | Production of muconic acid from genetically engineered microorganisms |
Non-Patent Citations (3)
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| 1020140046251_0001 * |
| 1020140046251_0002 * |
| 1020140046251_0003 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180088145A (ko) | 2017-01-26 | 2018-08-03 | (주)에스티알바이오텍 | 뮤코닉산 전구체 생산용 미생물 및 그 제조방법 |
| KR20210136416A (ko) | 2020-05-07 | 2021-11-17 | (주)에스티알바이오텍 | 뮤코닉산 전구체 생산용 미생물 및 이를 이용한 뮤코닉산 전구체 생산방법 |
| KR20210136417A (ko) | 2020-05-07 | 2021-11-17 | (주)에스티알바이오텍 | 뮤코닉산 생산용 재조합 벡터, 상기 벡터로 형질전환된 미생물 및 이를 이용한 뮤코닉산 생산방법 |
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