Article
Riboswitches control fundamental biochemical pathways in Bacillus subtilis and other bacteria.
Cell - 30 May 2003
Mandal Maumita, Boese Benjamin, Barrick Jeffrey E, Winkler Wade C, Breaker Ronald R
Abstract excerpt
Riboswitches are metabolite binding domains within certain messenger RNAs that serve as precision sensors for their corresponding targets. Allosteric rearrangement of mRNA structure is mediated by ligand binding, and this results in modulation of gene expression. We have identified a class of riboswitches that selectively recognizes guanine and becomes saturated at concentrations as low as 5 nM. In Bacillus...
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