RNA polymerase beta' subunit: A target of DNA binding-independent activation

被引:58
|
作者
Miller, A
Wood, D
Ebright, RH
RothmanDenes, OB
机构
[1] UNIV CHICAGO,DEPT MOL GENET & CELL BIOL,CHICAGO,IL 60637
[2] UNIV CHICAGO,DEPT BIOCHEM & MOL BIOL,CHICAGO,IL 60637
[3] RUTGERS STATE UNIV,DEPT CHEM,NEW BRUNSWICK,NJ 08855
[4] RUTGERS STATE UNIV,WAKSMAN INST,NEW BRUNSWICK,NJ 08855
关键词
D O I
10.1126/science.275.5306.1655
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
The bacteriophage N4 single-stranded DNA binding protein (N4SSB) activates transcription by the Escherichia coli sigma 70-RNA polymerase at N4 late promoters. Here it is shown that the single-stranded DNA binding activity of N4SSB is not required for transcriptional activation. N4SSB interacts with the carboxyl terminus of the RNA polymerase beta' subunit in a region that is highly conserved in the largest subunits of prokaryotic and eukaryotic RNA polymerases.
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页码:1655 / 1657
页数:3
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