##gff-version 3 P57533 UniProtKB Chain 1 147 . . . ID=PRO_0000171725;Note=Diaminohydroxyphosphoribosylamino-pyrimidine deaminase P57533 UniProtKB Domain 1 123 . . . Note=CMP/dCMP-type deaminase;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01083 P57533 UniProtKB Active site 52 52 . . . Note=Proton donor;Ontology_term=ECO:0000250;evidence=ECO:0000250 P57533 UniProtKB Binding site 50 50 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P57533 UniProtKB Binding site 75 75 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P57533 UniProtKB Binding site 84 84 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250