##gff-version 3 P45622 UniProtKB Chain 1 353 . . . ID=PRO_0000140494;Note=Delta-aminolevulinic acid dehydratase P45622 UniProtKB Active site 221 221 . . . Note=Schiff-base intermediate with substrate;Ontology_term=ECO:0000250;evidence=ECO:0000250 P45622 UniProtKB Active site 275 275 . . . Note=Schiff-base intermediate with substrate;Ontology_term=ECO:0000250;evidence=ECO:0000250 P45622 UniProtKB Binding site 231 231 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P45622 UniProtKB Binding site 244 244 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P45622 UniProtKB Binding site 260 260 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P45622 UniProtKB Binding site 301 301 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P45622 UniProtKB Binding site 340 340 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250