Article
The flagellar anti-sigma factor FlgM actively dissociates Salmonella typhimurium sigma28 RNA polymerase holoenzyme.
Genes & development - 1 Oct 1998
Chadsey M S, Karlinsey J E, Hughes K T
Abstract excerpt
The anti-sigma factor FlgM of Salmonella typhimurium inhibits transcription of class 3 flagellar genes through a direct interaction with the flagellar-specific sigma factor, sigma28. FlgM is believed to prevent RNA polymerase (RNAP) holoenzyme formation by sequestering free sigma28. We have analyzed FlgM-mediated inhibition of sigma28 activity in vitro. FlgM is able to inhibit sigma28 activity even when sigma28...
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