| Literature DB >> 10464230 |
Abstract
We identified Mg2+-responsive promoters of the phoPQ, mgtA, and mgrB genes of Escherichia coli K-12 by S1 nuclease analysis. Expression of these genes was induced by magnesium limitation and depended on PhoP and PhoQ. The transcription start sites were also determined, which allowed us to find a (T/G)GTTTA direct repeat in their corresponding promoter regions.Entities:
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Year: 1999 PMID: 10464230 PMCID: PMC94065
Source DB: PubMed Journal: J Bacteriol ISSN: 0021-9193 Impact factor: 3.490