##gff-version 3 O42771 UniProtKB Chain 1 268 . . . ID=PRO_0000134654;Note=Orotidine 5'-phosphate decarboxylase O42771 UniProtKB Active site 94 94 . . . Note=Proton donor;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU10110 O42771 UniProtKB Binding site 38 38 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O42771 UniProtKB Binding site 60 62 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O42771 UniProtKB Binding site 92 101 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O42771 UniProtKB Binding site 218 218 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O42771 UniProtKB Binding site 236 236 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250