##gff-version 3 Q27541 UniProtKB Chain 1 208 . . . ID=PRO_0000139595;Note=Hypoxanthine-guanine phosphoribosyltransferase Q27541 UniProtKB Active site 126 126 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27541 UniProtKB Binding site 63 63 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27541 UniProtKB Binding site 122 130 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27541 UniProtKB Binding site 154 154 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27541 UniProtKB Binding site 182 182 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27541 UniProtKB Binding site 182 182 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250