Article
A mutational analysis of the ColE1-encoded cell cycle regulator Rcd confirms its role in plasmid stability.
Plasmid - 1 Jul 2006
Balding Claire, Blaby Ian, Summers David
Abstract excerpt
Multimers of multicopy plasmids cause instability. They arise by homologous recombination and accumulate by over-replication in a process known as the dimer catastrophe. Dimers are resolved to monomers by site-specific recombination systems such as Xer-cer of plasmid ColE1. In addition, the Rcd checkpoint hypothesis proposes that a short transcript (Rcd) coded within ColE1 cer delays the division of...
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