Article
Dissecting the role of p53 phosphorylation in homologous recombination provides new clues for gain-of-function mutants.
Nucleic acids research - 1 Sept 2008
Restle Anja, Färber Martin, Baumann Cindy, Böhringer Michael, Scheidtmann Karl Heinz, Müller-Tidow Carsten, Wiesmüller Lisa
Abstract excerpt
Regulation of homologous recombination (HR) represents the best-characterized DNA repair function of p53. The role of p53 phosphorylation in DNA repair is largely unknown. Here, we show that wild-type p53 repressed repair of DNA double-strand breaks (DSBs) by HR in a manner partially requiring the ATM/ATR phosphorylation site, serine 15. Cdk-mediated phosphorylation of serine 315 was dispensable for this...
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