PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22844406-3 2012 Upon binding to PARP-1, HOXB7 undergoes poly(ADP-ribosyl)altion resulting in a reduction of its transcriptional activity. poly(adp-ribosyl)altion 40-63 homeobox B7 Homo sapiens 24-29