PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8521387-1 1995 The cytotoxicity, and probably the selectivity, of folate antimetabolites depend upon the expression of the enzyme folylpoly-gamma-glutamate synthetase in tumor cells. Folic Acid 51-57 folylpolyglutamate synthase Homo sapiens 115-151