##gff-version 3 P21665 UniProtKB Initiator methionine 1 1 . . . Note=Removed;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:1849408;Dbxref=PMID:1849408 P21665 UniProtKB Chain 2 105 . . . ID=PRO_0000108248;Note=Cytochrome c P21665 UniProtKB Binding site 15 15 . . . Note=Covalent P21665 UniProtKB Binding site 18 18 . . . Note=Covalent P21665 UniProtKB Binding site 19 19 . . . Note=Axial binding residue P21665 UniProtKB Binding site 81 81 . . . Note=Axial binding residue P21665 UniProtKB Modified residue 2 2 . . . Note=N-acetylglycine;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:1849408;Dbxref=PMID:1849408