N-TERMINAL DOMAIN OF PEPSIN AS A MODEL FOR RETROVIRAL DIMERIC ASPARTYL PROTEASE

被引:7
|
作者
BIANCHI, M [1 ]
BOIGEGRAIN, RA [1 ]
CASTRO, B [1 ]
COLETTIPREVIERO, MA [1 ]
机构
[1] INSERM,U58,60 RUE NAVACELLES,F-34100 MONTPELLIER,FRANCE
关键词
D O I
10.1016/0006-291X(90)91770-S
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Autolysis of porcine pepsin at pH 4 affords a derivative possessing intrinsic proteolytic activity. This derivative was isolated by alumina pseudo-affinity chromatography and gel-filtration and was found to result from the tight association of two identical molecules, 135 amino acids long, emerging from the N-terminal domain of pepsin. This finding emphasizes a similarity with the only aspartyl-proteases known to act as dimers, the retroviral proteases. © 1990.
引用
收藏
页码:339 / 344
页数:6
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