PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3385729-8 1988 In similar aminoalkanephosphonic acid analogues of MTX, anti-FPGS activity was also low, was comparable for two and three CH2 groups between the carboxamide and phosphonate moieties, and was diminished by monoesterification of the phosphonate group. Organophosphonates 231-242 folylpolyglutamyl synthetase Mus musculus 61-65