Submitted by Anonymous (not verified) on April 7, 2015 - 12:40 Binding Site: BINDING 90 90 Heme (covalent).BINDING 93 93 Heme (covalent).Subcellular location: Periplasm {ECO:0000305}.Transmembrane: PubMed ID: 28427332851998194403022116368PDB: 2C8SOrthoDB: EOG61KBGSPROSITE: PS51007Pfam: PF13442