INDUCIBLE AMBER SUPPRESSOR FOR BACILLUS-SUBTILIS

被引:7
作者
GRUNDY, FJ [1 ]
HENKIN, TM [1 ]
机构
[1] ALBANY MED COLL,DEPT BIOCHEM & MOLEC BIOL,A-10,NEW SCOTLAND AVE,ALBANY,NY 12208
关键词
D O I
10.1128/jb.176.7.2108-2110.1994
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
An amber suppressor variant of Bacillus subtilis tyrosyl-tRNA was constructed and placed under control of the isopropyl-beta-D-thiogalactopyranoside (IPTG)-inducible P(spac) promoter. Addition of IPTG resulted in a 50-fold increase in the expression of an rpsD-lacZ fusion containing a UAG amber codon. This system permitted isolation of a conditional lethal mutant which required IPTG for growth.
引用
收藏
页码:2108 / 2110
页数:3
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