Article
GreA and GreB proteins revive backtracked RNA polymerase in vivo by promoting transcript trimming.
The EMBO journal - 15 Dec 2000
Toulmé F, Mosrin-Huaman C, Sparkowski J, Das A, Leng M, Rahmouni A R
Abstract excerpt
The GreA and GreB proteins of Escherichia coli show a multitude of effects on transcription elongation in vitro, yet their physiological functions are poorly understood. Here, we investigated whether and how these factors influence lateral oscillations of RNA polymerase (RNAP) in vivo, observed at a protein readblock. When RNAP is stalled within an (ATC/TAG)(n) sequence, it appears to oscillate between an...
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