##gff-version 3 O28305 UniProtKB Chain 1 322 . . . ID=PRO_0000140522;Note=Delta-aminolevulinic acid dehydratase O28305 UniProtKB Active site 195 195 . . . Note=Schiff-base intermediate with substrate;Ontology_term=ECO:0000250;evidence=ECO:0000250 O28305 UniProtKB Active site 248 248 . . . Note=Schiff-base intermediate with substrate;Ontology_term=ECO:0000250;evidence=ECO:0000250 O28305 UniProtKB Binding site 120 120 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O28305 UniProtKB Binding site 122 122 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O28305 UniProtKB Binding site 130 130 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O28305 UniProtKB Binding site 205 205 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O28305 UniProtKB Binding site 217 217 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O28305 UniProtKB Binding site 233 233 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O28305 UniProtKB Binding site 274 274 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O28305 UniProtKB Binding site 312 312 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250