PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7685580-1 1993 Orotate phosphoribosyltranferase (OPRTase) catalyzes the formation of orotidine 5"-monophosphate from the nitrogenous base orotate and alpha-D-5-phosphoribosyl-1-pyrophosphate (PRPP). alpha-d-5-phosphoribosyl-1-pyrophosphate 135-175 uridine monophosphate synthetase Homo sapiens 34-41 9890908-1 1999 Orotate phosphoribosyltransferase (OMP synthase, EC 2.4.2.10) forms the UMP precursor orotidine 5"-monophophate (OMP) from orotate and alpha-D-5-phosphoribosyl-1-pyrophosphate (PRPP). alpha-d-5-phosphoribosyl-1-pyrophosphate 135-175 uridine monophosphate synthetase Homo sapiens 0-33 7545004-0 1995 The crystal structure of the orotate phosphoribosyltransferase complexed with orotate and alpha-D-5-phosphoribosyl-1-pyrophosphate. alpha-d-5-phosphoribosyl-1-pyrophosphate 90-130 uridine monophosphate synthetase Homo sapiens 29-62