Requirements for PARP-1 covalent crosslinking to DNA (PARP-1 DPC)Rajendra Prasad; Julie K. Horton; Samuel H. Wilson中国知网National Institutes of Health摘要-关键词PARP-1 Poly(ADP-ribose) polymerase 1 DPC DNA-protein crosslink BER Base excision repair AP site/abasic site Apurinic/apyrimidinic site