KR102511816B1 - c-Myc 펩타이드 특이적인 항체 및 이의 용도 - Google Patents
c-Myc 펩타이드 특이적인 항체 및 이의 용도 Download PDFInfo
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- KR102511816B1 KR102511816B1 KR1020200032862A KR20200032862A KR102511816B1 KR 102511816 B1 KR102511816 B1 KR 102511816B1 KR 1020200032862 A KR1020200032862 A KR 1020200032862A KR 20200032862 A KR20200032862 A KR 20200032862A KR 102511816 B1 KR102511816 B1 KR 102511816B1
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Abstract
본 발명에서는 인간 세포에서 발현되는 모든 단백질과 상동 관계(homology)가 낮은 시퀀스인 c-Myc 펩타이드(MPLNVSFTSRNYDLD)와 결합하는 항체를 스크리닝하여 신규한 항체를 확립하고, 상기 신규한 항체가 c-Myc 펩타이드(MPLNVSFTSRNYDLD)에 특이적으로 결합하는 것을 확인하였으므로, c-Myc 펩타이드가 포함된 융합 단백질의 검출 또는 정제등 다양한 분야에 유용하게 적용할 수 있다.
Description
Immobilization | Corning (Cat#. 3690) |
Antigen | c-Myc tag (MPLNVSFTSRNYDLD), 2 ㎍/㎖ |
Secondary Ab-HRP | 1:2000 |
TMB substrate incubation | 5 min |
Measurement filter | 450nm |
Plate reader | Epoch , BIOTEK |
anti- c-Myc -tag 1D1 | antigen(peptide) coating | background control | delta |
scFv concentration | c-Myc tag (2 ㎍/㎖) |
||
4 μg/ml | 2.151 | 0.05 | 2.101 |
2.165 | 0.052 | 2.113 | |
2 μg/ml | 1.31 | 0.05 | 1.26 |
1.3 | 0.05 | 1.25 | |
1 μg/ml | 0.808 | 0.052 | 0.756 |
0.788 | 0.053 | 0.735 | |
0.5 μg/ml | 0.415 | 0.052 | 0.363 |
0.431 | 0.052 | 0.379 |
Claims (6)
- 서열번호 1로 표시되는 CDR1 영역, 서열번호 2로 표시되는 CDR2 영역 및 서열번호 3으로 표시되는 CDR3 영역을 포함하는 중쇄 가변부위; 및
서열번호 4로 표시되는 CDR1 영역, 서열번호 5로 표시되는 CDR2 영역 및 서열번호 6으로 표시되는 CDR3 영역을 포함하는 경쇄 가변 부위를 포함하는, 서열번호 9의 아미노산 서열을 포함하는 c-Myc 펩타이드에 특이적으로 결합하는 항체 또는 이의 단편.
- 제1항에 있어서, 상기 항체 또는 이의 단편은 scFv(single chain variable fragment)인 것을 특징으로 하는, 서열번호 9의 아미노산 서열을 포함하는 c-Myc 펩타이드에 특이적으로 결합하는 항체 또는 이의 단편.
- 제2항에 있어서, 상기 scFv는 서열번호 7의 아미노산 서열로 표시되는 것을 특징으로 하는, 서열번호 9의 아미노산 서열을 포함하는 c-Myc 펩타이드에 특이적으로 결합하는 항체 또는 이의 단편.
- 서열번호 9의 아미노산 서열을 포함하는 c-Myc 펩타이드가 포함된 융합 단백질을 제1항 내지 제3항 중 어느 한 항의 항체 또는 이의 단편에 접촉시키는 단계를 포함하는, 서열번호 9의 아미노산 서열을 포함하는 c-Myc 펩타이드가 포함된 융합 단백질 정제 방법 또는 융합 단백질 검출방법.
- 제1항 내지 제3항 중 어느 한 항의 항체 또는 이의 단편을 포함하는, 서열번호 9의 아미노산 서열을 포함하는 c-Myc 펩타이드가 포함된 융합 단백질 검출 또는 정제용 조성물.
- 제1항 내지 제3항 중 어느 한 항의 항체 또는 이의 단편을 포함하는, 서열번호 9의 아미노산 서열을 포함하는 c-Myc 펩타이드가 포함된 융합 단백질 검출 또는 정제용 키트.
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