KR102346499B1 - 페리틴 단백질 대량생산을 위한 재조합 벡터 및 이를 이용한 페리틴 단백질의 대량생산방법 - Google Patents
페리틴 단백질 대량생산을 위한 재조합 벡터 및 이를 이용한 페리틴 단백질의 대량생산방법 Download PDFInfo
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- KR102346499B1 KR102346499B1 KR1020200107888A KR20200107888A KR102346499B1 KR 102346499 B1 KR102346499 B1 KR 102346499B1 KR 1020200107888 A KR1020200107888 A KR 1020200107888A KR 20200107888 A KR20200107888 A KR 20200107888A KR 102346499 B1 KR102346499 B1 KR 102346499B1
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- ferritin
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- protein
- ferritin protein
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Abstract
본 발명에 따른 페리틴 단백질 대량생산을 위한 재조합 벡터 및 이를 이용한 페리틴 단백질의 대량생산방법에 의하면, 흰이빨 참갯지렁이(Periserrula leucophryna)에서 얻어진 페리틴 유전자를 더 효율적으로 발현 및 분비할 수 있으며, 페리틴 함유 배양액은 사료첨가제로서 우수한 생물학적 활성을 가지며, 특히, 산란계에서 월등한 생물학적 활성을 갖는 효과가 있다.
Description
도 2는 본 발명에 따른 페리틴 단백질 대량생산용 재조합 벡터의 제조메커니즘 및 개열지도.
도 3은 본 발명에 따른 페리틴 단백질 대량생산용 재조합 벡터의 고초균 내에서 재조합벡터 (A)pRBASFer 와 (B) pRBASFer-ori에 의한 페리틴 단백질의 분비효율을 보여주는 SDS-PAGE 및 Western blot 분석결과.
도 4는 본 발명에 따른 페리틴 단백질 대량생산용 재조합 벡터의 고초균 형질전환체를 배양하기 위한 배지의 (A)질소원과 (B)탄소원 변화에 따른 페리틴의 분비효율을 보여주는 SDS-PAGE 및 Western blot 분석결과.
도 5는 본 발명에 따른 페리틴 단백질 대량생산용 pRBASFer-ori 함유 고초균 형질전환체의 시간에 따른 페리딘 생산능을 보여주는 것으로, (A) 시간간격에 따른 분비된 페리틴 단백질과 세포성장변화를 보여주는 그래프, (B)는 SDS-PAGE 및 Western blot 분석결과.
도 6은 본 발명에 따른 페리틴 단백질 대량생산용 pRBASFer-ori 함유 고초균 형질전환체의 대량배양(50 L jar-fermenter)시시간에 따른 페리딘 생산능을 보여주는 것으로, (A) 시간간격에 따른 분비된 페리틴 단백질과 세포성장변화를 보여주는 그래프, (B)는 SDS-PAGE 및 Western blot 분석결과.
도 7은 본 발명에 따른 페리틴 단백질 대량생산방법으로 제조된 페리틴 단백질이 계란의 품질(난각색, 난중무게 및 Haugh unit(신선도))에 미치는 영향을 보여주는 것으로, (A)는 페리틴 단백질이 계란의 품질(난각색, 난중무게 및 Haugh unit(신선도))에 미치는 영향 및 6주간의 변화를 보여주는 그래프, 도 7(B)는 페리틴 단백질 처리된 난각의 6주간 색깔 변화, 도 7(C)는 ICP(inductively coupled plasma)를 이용하여 측정된 난각과 난황의 철함량 및 시간에 따른 철함량 변화를 보여주는 그래프.
도 8은 본 발명에 따른 페리틴 단백질 대량생산방법으로 제조된 페리틴 단백질을 laying hen에 급여하여 생산된 계란의 1~4주 (A)난각과 (B)난황의 색 변화를 보여주는 사진.
6h | 12h | 24h | 36h | 48h | 60h | 72h | |
Soluble ferritin (ug/mL) |
0 (±0.0) |
6.7 (±0.3) |
12.14 (±0.7) |
50.76 (±2.5) |
65.27 (±3.2) |
70.82 (±3.6) |
67.49 (±3.5) |
OD 600 | 0.07 (±0.0) |
1.14 (±0.3) |
2.42 (±0.3) |
3.48 (±0.3) |
4.79 (±0.3) |
5.14 (±0.3) |
5.07 (±0.3) |
Claims (6)
- 삭제
- 삭제
- 서열번호 1의 아미노산 서열로 표현되는 흰이빨 참갯지렁이(Periserrula leucophryna)유래 페리틴 단백질을 코딩하는 유전자를 포함하는 페리틴 단백질 대량생산용 재조합 벡터를 이용하여 흰이빨 참갯지렁이(Periserrula leucophryna)유래 페리틴 단백질을 대량생산하는 방법:
1) 흰이빨 참갯지렁이의 페리틴 유전자를 포함하는 벡터인 pRBASFer 벡터를 주형으로 PCR을 수행하여 수득된 DNA 단편을 T벡터에 클로닝하는 단계;
2) 상기 DNA 단편이 클로닝된 T벡터에서 DNA 단편을 수득하는 단계;
3) 상기 pRBASFer 벡터를 제한효소로 잘라 Klenow 효소로 채우고 다시 제한효소로 자른 후 상기 2단계에서 수득된 DNA 단편을 라이게이션함으로써 복제원점이 tandem 배열로 도입된 재조합 분비벡터를 준비하는 단계;
4) 상기 재조합 벡터를 도입한 고초균 형질전환체를 배지에서 배양하는 단계를 포함하며,
상기 1) 단계는
상기 pRBASFer 벡터에 제한효소 부위가 도입된 복제원점 특이적 서열번호 5의 정방향 프라이머와 서열번호 6의 역방향 프라이머로 PCR을 수행하여 DNA 단편을 수득하며,
상기 4) 단계는
배지에 질소원으로 soypeptone 1 내지 4%(w/v) 탄소원으로 barley 1 내지 3%(w/v)를 첨가하고, 배양온도 28 내지 35 ℃, 교반속도 150 내지 250 rpm, 공기주입량 0.5 내지 2vvm 하에서 36 내지 96시간 상기 재조합 벡터를 도입한 고초균 형질전환체를 배양하는 것을 특징으로 함.
- 삭제
- 삭제
- 제 3항의 흰이빨 참갯지렁이(Periserrula leucophryna)유래 페리틴 단백질을 대량생산하는 방법에 의해 생산된 페리틴 단백질을 포함하는 사료첨가용 조성물에 있어서,
상기 사료첨가용 조성물은 산란계 사료첨가제이며,
상기 페리틴 단백질은 사료 및 음용수 100중량부에 대하여 0.01 내지 5중량부 첨가되는 것을 특징으로 하는
페리틴 단백질을 포함하는 사료첨가용 조성물.
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KR101029765B1 (ko) | 2008-06-12 | 2011-04-19 | 서울대학교병원 | 페리틴 유전자를 포함하는 렌티바이러스 벡터 및 그의 용도 |
KR101253505B1 (ko) | 2010-12-16 | 2013-04-11 | 주식회사 고려비엔피 | 철 결합 활성을 갖는 신규한 페리틴 및 이를 암호화하는 유전자 |
KR101811050B1 (ko) | 2015-09-02 | 2017-12-21 | 경북대학교 산학협력단 | 항염증성 폴리펩티드와 페리틴 모노머 단편이 접합된 융합폴리펩티드 및 이를 유효성분으로 포함하는 염증성 질환 예방 및 치료용 약학적 조성물 |
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KR101029765B1 (ko) | 2008-06-12 | 2011-04-19 | 서울대학교병원 | 페리틴 유전자를 포함하는 렌티바이러스 벡터 및 그의 용도 |
KR101253505B1 (ko) | 2010-12-16 | 2013-04-11 | 주식회사 고려비엔피 | 철 결합 활성을 갖는 신규한 페리틴 및 이를 암호화하는 유전자 |
KR101811050B1 (ko) | 2015-09-02 | 2017-12-21 | 경북대학교 산학협력단 | 항염증성 폴리펩티드와 페리틴 모노머 단편이 접합된 융합폴리펩티드 및 이를 유효성분으로 포함하는 염증성 질환 예방 및 치료용 약학적 조성물 |
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Ferritin(Periserrula leucophryna), GenBank accession number #ABA55730.1(2006. 3. 15. 공개)* * |
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