Results 141 to 150 of about 779,265 (203)

Regulation of bacterial gene expression by riboswitches.

Annual Review of Microbiology, 2005
Riboswitches are structured domains that usually reside in the noncoding regions of mRNAs, where they bind metabolites and control gene expression. Like their protein counterparts, these RNA gene control elements form highly specific binding pockets for the target metabolite and undergo allosteric changes in structure. Numerous classes of riboswitches
W. Winkler, R. Breaker
semanticscholar   +3 more sources

Regulation of bacterial gene expression by metal–protein complexes

Molecular Microbiology, 1990
SummaryMetal ions are essential cofactors in several transacting bacterial gene regulators. Upon binding of the metal, the receptor proteins act either as repressors of gene expression or, in other systems, as transcriptional activators. Other metal‐dependent regulatory proteins may function, directly or indirectly, as sensors of the cellular oxygen ...
Hauke Hennecke
semanticscholar   +3 more sources

Regulation of Bacterial Gene Expression

, 1989
The total properties of any bacterium result from an interplay between its genome and its environment. The bacterium Escherichia coli carries approximately 3000 genes, but this total repertoire describes its potential properties and, in reality, only a small subset of this genetic information is expressed at any given moment. A primary influence of the
W. Reznikoff
semanticscholar   +2 more sources

In vivo and ex vivo regulation of bacterial virulence gene expression.

Current Opinion in Microbiology, 1998
Bacteria are remarkably adaptable organisms that are able to survive and multiply in diverse and sometimes hostile environments. Adaptability is determined by the complement of genetic information available to an organism and by the mechanisms that control gene expression.
Peggy A. Cotter, Jeff F. Miller
semanticscholar   +3 more sources

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