Article
Base excision repair intermediates induce p53-independent cytotoxic and genotoxic responses.
The Journal of biological chemistry - 10 Oct 2003
Sobol Robert W, Kartalou Maria, Almeida Karen H, Joyce Donna F, Engelward Bevin P, Horton Julie K, Prasad Rajendra, Samson Leona D, Wilson Samuel H
Abstract excerpt
DNA alkylation damage is primarily repaired by the base excision repair (BER) machinery in mammalian cells. In repair of the N-alkylated purine base lesion, for example, alkyl adenine DNA glycosylase (Aag) recognizes and removes the base, and DNA polymerase beta (beta-pol) contributes the gap tailoring and DNA synthesis steps. It is the loss of beta-pol-mediated 5'-deoxyribose phosphate removal that renders mouse...
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