##gff-version 3 O19889 UniProtKB Chain 1 251 . . . ID=PRO_0000150376;Note=Uroporphyrinogen-III C-methyltransferase O19889 UniProtKB Binding site 17 17 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P21631 O19889 UniProtKB Binding site 93 95 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P21631 O19889 UniProtKB Binding site 123 124 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P21631 O19889 UniProtKB Binding site 177 177 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P21631 O19889 UniProtKB Binding site 206 206 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P21631