Article
deoP1 promoter and operator mutants in Escherichia coli: isolation and characterization.
Molecular microbiology - 1 Oct 1991
Dandanell G, Hammer K
Abstract excerpt
Plasmid DNA containing deoP1, one of the two major promoters of the deo operon, has been mutagenized using hydroxylamine, and promoter down-mutations and operator mutations were selected. The isolated mutants are all located within a 16 bp palindromic sequence containing the -10 region of deoP1. The results show that RNA polymerase and DeoR repressor compete for the same DNA target. The deoP1 promotor activity is...
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