Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 17 |
| Details | binding site for residue HEM A 201 |
| Chain | Residue |
| A | MET1 |
| A | PRO116 |
| A | TYR132 |
| A | SER134 |
| A | ARG136 |
| A | LEU138 |
| A | LEU146 |
| A | CMO203 |
| A | HOH338 |
| A | LYS2 |
| A | HIS81 |
| A | ILE102 |
| A | HIS103 |
| A | VAL106 |
| A | PRO113 |
| A | SER114 |
| A | LEU115 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | binding site for residue ZN A 202 |
| Chain | Residue |
| A | CYS139 |
| A | HIS161 |
| A | CYS164 |
| A | CYS172 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for residue CMO A 203 |
| Chain | Residue |
| A | LEU73 |
| A | LEU77 |
| A | LEU145 |
| A | HEM201 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | binding site for residue NA A 204 |
| Chain | Residue |
| A | ASN180 |
| A | ASP181 |
| A | LEU184 |
| A | HOH320 |
| A | HOH327 |
| A | HOH343 |
| site_id | AC5 |
| Number of Residues | 19 |
| Details | binding site for residue HEM B 201 |
| Chain | Residue |
| B | MET1 |
| B | LYS2 |
| B | LEU77 |
| B | HIS81 |
| B | ILE98 |
| B | ILE102 |
| B | HIS103 |
| B | VAL106 |
| B | PRO113 |
| B | SER114 |
| B | LEU115 |
| B | PRO116 |
| B | TYR132 |
| B | SER134 |
| B | ARG136 |
| B | LEU138 |
| B | LEU145 |
| B | HOH325 |
| B | HOH331 |
| site_id | AC6 |
| Number of Residues | 4 |
| Details | binding site for residue ZN B 202 |
| Chain | Residue |
| B | CYS139 |
| B | HIS161 |
| B | CYS164 |
| B | CYS172 |
