Article
ATM kinase is a master switch for the Delta Np63 alpha phosphorylation/degradation in human head and neck squamous cell carcinoma cells upon DNA damage.
Cell cycle (Georgetown, Tex.) - 15 Sept 2008
Huang Yiping, Sen Tanusree, Nagpal Jatin, Upadhyay Sunil, Trink Barry, Ratovitski Edward, Sidransky David
Abstract excerpt
We previously found that the pro-apoptotic DNA damaging agent, cisplatin, mediated the proteasome-dependent degradation of Delta Np63 alpha associated with its increased phosphorylated status. Since Delta Np63 alpha usually plays an opposite role to p53 and TAp63 in human cancers, we tested the notion that phosphorylation events induced by DNA damage would affect the protein degradation of Delta Np63 alpha in...
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