##gff-version 3 Q8ZY14 UniProtKB Chain 1 229 . . . ID=PRO_0000142100;Note=1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase Q8ZY14 UniProtKB Active site 7 7 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q8ZY14 UniProtKB Active site 124 124 . . . Note=Proton donor;Ontology_term=ECO:0000250;evidence=ECO:0000250