##gff-version 3 P00049 UniProtKB Chain 1 107 . . . ID=PRO_0000108335;Note=Cytochrome c P00049 UniProtKB Binding site 18 18 . . . Note=Covalent;Ontology_term=ECO:0000255,ECO:0000269;evidence=ECO:0000255|PROSITE-ProRule:PRU00433,ECO:0000269|PubMed:4349112;Dbxref=PMID:4349112 P00049 UniProtKB Binding site 21 21 . . . Note=Covalent;Ontology_term=ECO:0000255,ECO:0000269;evidence=ECO:0000255|PROSITE-ProRule:PRU00433,ECO:0000269|PubMed:4349112;Dbxref=PMID:4349112 P00049 UniProtKB Binding site 22 22 . . . Note=Axial binding residue P00049 UniProtKB Binding site 84 84 . . . Note=Axial binding residue