Article
The Wip1 phosphatase and Mdm2: Cracking the "Wip" on p53 stability
15 Jan 2008
Abstract excerpt
The p53 tumor suppressor is essential in maintaining genomic integrity in response to cellular stresses. In response to DNA damage, p53 is activated and stabilized largely through post-translational modifications, including phosphorylation by DNA damage responsive kinases such as ATM and ATR. Activated p53 transactivates a battery of genes that can mediate either cell cycle arrest or apoptosis. In those instances...
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