INDUCTION OF GROWTH ARREST BY A TEMPERATURE-SENSITIVE P53 MUTANT IS CORRELATED WITH INCREASED NUCLEAR-LOCALIZATION AND DECREASED STABILITY OF THE PROTEIN

被引:183
作者
GINSBERG, D [1 ]
MICHAELMICHALOVITZ, D [1 ]
GINSBERG, D [1 ]
OREN, M [1 ]
机构
[1] WEIZMANN INST SCI,DEPT CHEM IMMUNOL,IL-76100 REHOVOT,ISRAEL
关键词
D O I
10.1128/MCB.11.1.582
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
A temperature-sensitive mutant of p53, p53Val-135, was found to be able to arrest cell proliferation when overexpressed at 32.5-degrees-C. While much of the protein was cytoplasmic in cells proliferating at 37.5-degrees-C, it became predominantly nuclear at 32.5-degrees-C. Concomitantly, p53Val-135 became destabilized, although not to the extent seen in primary fibroblasts.
引用
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页码:582 / 585
页数:4
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