A NOVEL FUNCTION OF THE TRANSFORMING DOMAIN OF E1A - REPRESSION OF AP-1 ACTIVITY

被引:149
作者
OFFRINGA, R
GEBEL, S
VANDAM, H
TIMMERS, M
SMITS, A
ZWART, R
STEIN, B
BOS, JL
VANDEREB, A
HERRLICH, P
机构
[1] KERNFORSCHUNGSZENTRUM KARLSRUHE GMBH,INST GENET & TOXIKOL,W-7500 KARLSRUHE 1,GERMANY
[2] UNIV KARLSRUHE,INST GENET,W-7500 KARLSRUHE 1,GERMANY
关键词
D O I
10.1016/0092-8674(90)90017-9
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
Adenovirus E1a represses transcription of the collagenase gene via the phorbol ester-responsive element (collTRE). The mechanism involves inhibition of the trans-activating function of the transcription factor AP-1 without reduction of its synthesis and without any apparent change in DNA binding or composition. The ability of E1a to downmodulate AP-1 is a unique property among dominant oncogenes. This repression depends on conserved region 1, one of the transforming domains of E1a, indicating that it is an integral feature of adenovirus transformation. © 1990.
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收藏
页码:527 / 538
页数:12
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