Article
Sequence-dependent extrusion of a small DNA hairpin at the N4 virion RNA polymerase promoters.
Journal of molecular biology - 1 Jan 1998
Dai X, Kloster M, Rothman-Denes L B
Abstract excerpt
Bacteriophage N4 virion RNA polymerase promoters contain five to seven-base inverted repeats separated by three bases and centered at position -12 from the site of transcription initiation. We have previously shown that these inverted repeats extrude as hairpins at physiological superhelical densities in a Mg(II)-dependent manner. Mg(II)-dependent hairpin extrusion at promoters P1 and P2 displays quantitative...
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