THE LIGHT ORGAN SYMBIONT VIBRIO-FISCHERI POSSESSES A HOMOLOG OF THE VIBRIO-CHOLERAE TRANSMEMBRANE TRANSCRIPTIONAL ACTIVATOR TOXR

被引:51
作者
REICH, KA
SCHOOLNIK, GK
机构
[1] STANFORD UNIV,SCH MED,DEPT MICROBIOL & IMMUNOL,STANFORD,CA 94305
[2] STANFORD UNIV,SCH MED,HOWARD HUGHES MED INST,STANFORD,CA 94305
关键词
D O I
10.1128/JB.176.10.3085-3088.1994
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
A cross-hybridizing DNA fragment to Vibrio cholerae toxR was cloned from the nonpathogenic light organ symbiont Vibrio fischeri, and three proteins homologous to V. cholerae ToxR, ToxS, and HtpG were deduced from its DNA sequence. V. fischeri ToxR was found to activate a V. cholerae ToxR-regulated promoter, and an antiserum raised against the amino terminal domain of V. cholerae ToxR cross-reacts V. fischeri ToxR.
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页码:3085 / 3088
页数:4
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