화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2008년 가을 (10/23 ~ 10/24, 부산 BEXCO)
권호 14권 2호, p.2694
발표분야 생물화공
제목 Expression and Characterization of Hybrid Mussel Adhesive Protein FP-151 in Recombinant Baculovirus/Insect Sf9 Cell System
초록 Mussel adhesive proteins have been suggested as a basis for environmentally friendly adhesives which can adhere in aqueous conditions. Recently, we construct a functional recombinant hybrid mussel adhesive protein fp-151 that is a fusion protein comprising six-repeated fp-1 decapeptide repeats at both each terminus of fp-5 terminus and express the protein in E.coli system. However there cannot be happened post translational modification in E. coli system, so there are no 3, 4-dihydroxyphenyl-L-alanine (DOPA) and phosphorylated serine, which is known that is very important on adhesion process of mussel foot protein. For expression of originally modified fp-151 similar with natural form, we produced a recombinant fp-151 in baculovirus/insect Sf9 cell expression system and checked the DOPA and phosphorylated fp-151 formation. Through this difference between fp-151 in inset Sf9 and E.coli, we could characterize functionality and originality of our novel model mussel adhesive protein.
저자 임성혜1, 김경로1, 황동수2, 최유성1, 차형준1
소속 1포항공과대, 2UCSB
키워드 Mussel adhesive protein; bioadhesive; hybrid fp-151; baculovirus; insect Sf9 cells
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