PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9144574-6 1997 Nitrotyrosine, a marker of peroxynitrite formation in cells, was immunohistochemically detected in hepatocytes treated with both Sin-1 and SNAP. 3-nitrotyrosine 0-13 MAPK associated protein 1 Homo sapiens 129-134