Article
Cdt1 and Cdc6 are destabilized by rereplication-induced DNA damage.
The Journal of biological chemistry - 12 Sept 2008
Hall Jonathan R, Lee Hyun O, Bunker Brandon D, Dorn Elizabeth S, Rogers Greg C, Duronio Robert J, Cook Jeanette Gowen
Abstract excerpt
The replication factors Cdt1 and Cdc6 are essential for origin licensing, a prerequisite for DNA replication initiation. Mechanisms to ensure that metazoan origins initiate once per cell cycle include degradation of Cdt1 during S phase and inhibition of Cdt1 by the geminin protein. Geminin depletion or overexpression of Cdt1 or Cdc6 in human cells causes rereplication, a form of endogenous DNA damage....
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