KR101229055B1 - 알긴산 분해능을 갖는 메틸로박테리움 속 균주 및 상기 균주를 이용한 알긴산 올리고머 제조방법 - Google Patents
알긴산 분해능을 갖는 메틸로박테리움 속 균주 및 상기 균주를 이용한 알긴산 올리고머 제조방법 Download PDFInfo
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- KR101229055B1 KR101229055B1 KR1020100053583A KR20100053583A KR101229055B1 KR 101229055 B1 KR101229055 B1 KR 101229055B1 KR 1020100053583 A KR1020100053583 A KR 1020100053583A KR 20100053583 A KR20100053583 A KR 20100053583A KR 101229055 B1 KR101229055 B1 KR 101229055B1
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- alginic acid
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Abstract
Description
도 2는 본 발명의 일 실시예에 따른, 메틸로박테리움 속 HJM27의 16S rDNA의 염기서열을 기초로 한 다른 세균과의 계통발생론적 관계를 나타내는 도이다. 상기 도 2의 균주 종에 관한 기재 옆에 있는 <>안에 기재된 번호는 NCBI 데이터베이스(NCBI database)의 기탁번호(accession number)이다.
도 3은 본 발명의 일 실시예에 따른, 질소원에 따른 메틸로박테리움 속 HJM27의 균체 생장(Cell growth) 정도 및 균체 당 알긴산 분해능(relative activity)을 나타내는 그래프이다. 상기 균체 생장 정도는 직선 그래프(line)로 표시되고, OD600을 표시한 우측 수치를 기준으로 나타내며, 상기 당 알긴산 분해능은 막대그래프(bar)로 표시되고, 최적 활성을 나타낸 군(펩톤(peptone) 첨가군)을 기준으로 한 상대 활성을 표시하는 좌측 수치로 나타낸다.
도 4는 본 발명의 일 실시예에 따른, 펩톤 및 효모 추출물 첨가에 따른 메틸로박테리움 속 HJM27의 균체 생장 정도 및 균체 당 알긴산 분해능을 나타내는 그래프이다. 상기 균체 생장 정도는 직선 그래프(line)로 표시되고, OD600을 표시한 우측 수치를 기준으로 나타내며, 상기 당 알긴산 분해능은 막대그래프(bar)로 표시되고, 최적 활성을 나타낸 군(펩톤 및 효모 추출물 첨가군, PSY medium)을 기준으로 한 상대 활성을 표시하는 좌측 수치로 나타낸다. 백색 막대 및 백색 직선 그래프는 펩톤을 첨가한 군(PS medium)을 나타내고, 흑색 막대 및 흑색 직선 그래프는 펩톤 및 효모 추출물을 첨가한 군(PSY medium)을 나타낸다.
도 5는 본 발명의 일 실시예에 따른, 알긴산 첨가량에 따른 메틸로박테리움 속 HJM27의 균체 생장 정도 및 균체 당 알긴산 분해능을 나타내는 그래프이다. 상기 균체 생장 정도는 직선 그래프(line)로 표시되고, OD600을 표시한 우측 수치를 기준으로 나타내며, 상기 당 알긴산 분해능은 막대그래프(bar)로 표시되고, 최적 활성을 나타낸 군(알긴산 첨가량이 1.0%(w/v)인 첨가군)을 기준으로 한 상대 활성을 표시하는 좌측 수치로 나타낸다.
도 6은 본 발명의 일 실시예에 따른, 메틸로박테리움 속 HJM27이 생산하는 생촉매의 온도에 따른 알긴산 분해능을 나타낸 그래프이다.
도 7은 본 발명의 일 실시예에 따른, 메틸로박테리움 속 HJM27이 생산하는 생촉매의 pH에 따른 알긴산 분해능을 나타낸 그래프이다.
NaCl 함량(%, w/v) | Biomass(OD600) | 환원당 농도(g/L) | Reduced sugar per Biomass(g/L/OD600) |
0.0 | 5.322 | 0.781 | 0.147 |
0.5 | 5.762 | 0.993 | 0.172 |
1.0 | 6.432 | 0.792 | 0.123 |
1.5 | 6.092 | 1.217 | 0.200 |
2.0 | 6.162 | 1.064 | 0.173 |
2.5 | 6.572 | 0.245 | 0.037 |
3.0 | 3.782 | 0.250 | 0.066 |
Claims (4)
- 알긴산 분해능을 갖고, 최적 알긴산 분해온도가 25℃이며, 최적 성장 NaCl 농도가 2.5%(W/V)이고, 내염성 균주인 메틸로박테리움 속 균주(Methylobacterium sp., KCTC 11680BP).
- 제1항의 균주, 상기 균주의 배양액 및 상기 배양액의 농축액으로 이루어진 군에서 선택된 1종 이상을 포함하는 알긴산 분해능을 갖는 생촉매(biocatalyst).
- 효모 추출물(Yeast Extract) 및 펩톤(Peptone)이 포함되고, 배지 내 NaCl 함량이 1.5%(w/v)인 배양배지에서 메틸로박테리움 속 균주(Methylobacterium sp., KCTC 11680BP)를 접종하는 단계; 및 상기 배양배지에 접종된 균주를 45시간 내지 51시간 동안 배양하는 단계
를 포함하는 제2항의 생촉매 제조방법. - 제2항의 생촉매를 해조류 및 알긴산으로 이루어진 군 중에서 선택된 1종 이상과 25℃의 온도조건 및 pH 9의 pH 조건에서 반응시키는 단계를 포함하는 알긴산 올리고머 제조방법.
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KR20170035004A (ko) | 2015-09-22 | 2017-03-30 | 신라대학교 산학협력단 | 알긴산 올리고당의 제조방법 및 상기 제조방법에 의해 제조된 알긴산 올리고당을 포함하는 비만치료 또는 예방용 조성물 |
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KR20170035004A (ko) | 2015-09-22 | 2017-03-30 | 신라대학교 산학협력단 | 알긴산 올리고당의 제조방법 및 상기 제조방법에 의해 제조된 알긴산 올리고당을 포함하는 비만치료 또는 예방용 조성물 |
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