##gff-version 3 Q9Y726 UniProtKB Chain 1 268 . . . ID=PRO_0000134680;Note=Orotidine 5'-phosphate decarboxylase Q9Y726 UniProtKB Active site 93 93 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU10110 Q9Y726 UniProtKB Binding site 37 37 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q9Y726 UniProtKB Binding site 59 61 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q9Y726 UniProtKB Binding site 91 100 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q9Y726 UniProtKB Binding site 217 217 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q9Y726 UniProtKB Binding site 235 235 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250