PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1567883-3 1992 Low concentrations of competitive inhibitors S-adenosyl-L-homocysteine and sinefungin effectively prevent the photoinduced labeling by AdoMet. S-Adenosylhomocysteine 45-70 methionine adenosyltransferase 1A Rattus norvegicus 135-141