##gff-version 3 P40012 UniProtKB Chain 1 539 . . . ID=PRO_0000135274;Note=Protoporphyrinogen oxidase P40012 UniProtKB Binding site 18 23 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P32397 P40012 UniProtKB Binding site 43 44 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P32397 P40012 UniProtKB Binding site 51 51 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P32397 P40012 UniProtKB Binding site 70 73 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P32397 P40012 UniProtKB Binding site 300 300 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P32397 P40012 UniProtKB Binding site 521 523 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P32397 P40012 UniProtKB Mutagenesis 422 422 . . . Note=In HEM14-1%3B loss of activity. L->P;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:8621563;Dbxref=PMID:8621563 P40012 UniProtKB Mutagenesis 424 424 . . . Note=In HEM14-1%3B loss of activity. K->E;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:8621563;Dbxref=PMID:8621563