Article
Structural studies of p53 inactivation by DNA-contact mutations and its rescue by suppressor mutations via alternative protein-DNA interactions.
Nucleic acids research - 1 Oct 2013
Eldar Amir, Rozenberg Haim, Diskin-Posner Yael, Rohs Remo, Shakked Zippora
Abstract excerpt
A p53 hot-spot mutation found frequently in human cancer is the replacement of R273 by histidine or cysteine residues resulting in p53 loss of function as a tumor suppressor. These mutants can be reactivated by the incorporation of second-site suppressor mutations. Here, we present high-resolution crystal structures of the p53 core domains of the cancer-related proteins, the rescued proteins and their complexes...
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