Article
Partition functions of mini-F affect plasmid DNA topology in Escherichia coli.
Journal of molecular biology - 24 Feb 1995
Biek D P, Strings J
Abstract excerpt
Efficient segregation of the low copy number plasmid mini-F is dependent on partition functions encoded by the plasmid sopABC genes. The sop region encodes proteins SopA and SopB and a cis-acting element, sopC, which may function as a centromere analog. The SopC segment contains 12 imperfect 43 bp repeats to which the SopB protein binds. We have found that mutations in the sop genes affect superhelicity of...
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