UNUSUAL LOCATION AND FUNCTION OF THE OPERATOR IN THE ESCHERICHIA-COLI GALACTOSE OPERON

被引:60
作者
DILAURO, R [1 ]
TANIGUCHI, T [1 ]
MUSSO, R [1 ]
CROMBRUGGHE, BD [1 ]
机构
[1] NCI,MOLEC BIOL LAB,BETHESDA,MD 20014
关键词
D O I
10.1038/279494a0
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 operator of the gal operon is located about 60 base pairs preceding the startpoints of the transcription of the two gal promoters. This location contrasts with the location of the operator in other phage or bacterial operons where the repressor binds more closely to the respective transcription initiation sites. Models explaining how the repressor-operator interactions may control the two gal promoters are presented. © 1979 Nature Publishing Group.
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页码:494 / 500
页数:7
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