화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2005년 봄 (04/22 ~ 04/23, 여수대학교)
권호 11권 1호, p.360
발표분야 생물화공
제목 Rapid purification system for His-tagged protein in a cell-free protein synthesis system
초록 We present a rapid protein expression and purification method in a cell-free system. Overall process is a single step that is isolated His-tagged proteins during cell-free synthesis from a batch reaction. However, a higher proportion of other proteins may also bind to immobilized metal-ion affinity chromatography (IMAC) resin. We described the use of pre-treated S30 extract with same resin and washing buffer with a low concentration of imidazole(30 mM) for the removal of contaminants. The results document that it should be possible to purify with a higher purity and to overcome the above problems. Our method may allow a faster and more convenient approach to study of High-throughput technology compared to classical in vivo system.
저자 김태완1, 오인석1, 금정원1, 최차용1, 김동명2
소속 1서울대, 2충남대
키워드 cell-free protein synthesis; protein purification; High-throughput technology
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