Initiation of enzymatic replication at the origin of the Escherichia coli chromosome: primase as the sole priming enzyme.


The enzymatic replication of plasmids containing the unique (245 base pair) origin of the Escherichia coli chromosome (oriC) can be initiated with any of three enzyme priming systems: primase alone, RNA polymerase alone, or both combined (Ogawa, T., Baker, T. A., van der Ende, A. & Kornberg, A. (1985) Proc. Natl. Acad. Sci. USA 82, 3562-3566). At certain… (More)


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