PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20092359-1 2010 Poly-ADP-ribose polymerases (PARPs) catalyze transfer of ADP-ribose from NAD(+) to specific residues in their substrate proteins or to growing ADP-ribose chains. Ribose 9-15 poly(ADP-ribose) polymerase 1 Homo sapiens 29-34