##gff-version 3 Q12670 UniProtKB Chain 1 799 . . . ID=PRO_0000135913;Note=Histidine biosynthesis trifunctional protein Q12670 UniProtKB Region 1 229 . . . Note=Phosphoribosyl-AMP cyclohydrolase Q12670 UniProtKB Region 230 312 . . . Note=Phosphoribosyl-ATP pyrophosphohydrolase Q12670 UniProtKB Region 313 799 . . . Note=Histidinol dehydrogenase Q12670 UniProtKB Active site 687 687 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q12670 UniProtKB Active site 688 688 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q12670 UniProtKB Binding site 618 618 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q12670 UniProtKB Binding site 621 621 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q12670 UniProtKB Binding site 721 721 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q12670 UniProtKB Binding site 780 780 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250