Article
Reversal of PCNA ubiquitylation by Ubp10 in Saccharomyces cerevisiae.
PLoS genetics - 1 Jan 2012
Gallego-Sánchez Alfonso, Andrés Sonia, Conde Francisco, San-Segundo Pedro A, Bueno Avelino
Abstract excerpt
Regulation of PCNA ubiquitylation plays a key role in the tolerance to DNA damage in eukaryotes. Although the evolutionary conserved mechanism of PCNA ubiquitylation is well understood, the deubiquitylation of ubPCNA remains poorly characterized. Here, we show that the histone H2B(K123) ubiquitin protease Ubp10 also deubiquitylates ubPCNA in Saccharomyces cerevisiae. Our results sustain that Ubp10-dependent...
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