PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7523245-4 1994 p300 contains three cysteine- and histidine-rich regions of which the most carboxy-terminal region interacts specifically with E1A. Cysteine 20-28 E1A binding protein p300 Homo sapiens 0-4 7523245-4 1994 p300 contains three cysteine- and histidine-rich regions of which the most carboxy-terminal region interacts specifically with E1A. Histidine 34-43 E1A binding protein p300 Homo sapiens 0-4