##gff-version 3 A9B3C5 UniProtKB Chain 1 267 . . . ID=PRO_1000164750;Note=Orotidine 5'-phosphate decarboxylase A9B3C5 UniProtKB Active site 93 93 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01215