Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 25 |
| Details | BINDING SITE FOR RESIDUE HEM A 401 |
| Chain | Residue |
| A | ASP147 |
| A | HIS189 |
| A | ILE206 |
| A | ARG208 |
| A | HIS226 |
| A | ASN230 |
| A | ARG244 |
| A | THR259 |
| A | PHE261 |
| A | MET274 |
| A | MET278 |
| A | LEU149 |
| A | SER294 |
| A | CL403 |
| A | HOH527 |
| A | HOH531 |
| A | HOH533 |
| A | HOH550 |
| A | PHE151 |
| A | VAL152 |
| A | GLY154 |
| A | THR155 |
| A | GLU156 |
| A | GLN185 |
| A | TYR187 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CL A 402 |
| Chain | Residue |
| A | LYS113 |
| A | PHE117 |
| A | HIS138 |
| A | HOH508 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL A 403 |
| Chain | Residue |
| A | ARG244 |
| A | ASN246 |
| A | HEM401 |
| site_id | AC4 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE GOL A 404 |
| Chain | Residue |
| A | ALA111 |
| A | ARG112 |
| A | LYS113 |
| A | HOH586 |
| A | HOH609 |
| B | ALA111 |
| B | ARG112 |
| B | LYS113 |
| B | HOH525 |
| site_id | AC5 |
| Number of Residues | 21 |
| Details | BINDING SITE FOR RESIDUE HEM B 401 |
| Chain | Residue |
| B | ASP147 |
| B | LEU149 |
| B | PHE151 |
| B | VAL152 |
| B | GLY154 |
| B | THR155 |
| B | GLU156 |
| B | GLN185 |
| B | TYR187 |
| B | ARG208 |
| B | HIS226 |
| B | VAL227 |
| B | ASN230 |
| B | ARG244 |
| B | PHE261 |
| B | MET274 |
| B | MET278 |
| B | CL403 |
| B | HOH568 |
| B | HOH569 |
| B | HOH576 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL B 402 |
| Chain | Residue |
| B | LYS113 |
| B | HIS138 |
| B | HOH537 |
| site_id | AC7 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL B 403 |
| Chain | Residue |
| B | ARG244 |
| B | ASN246 |
| B | HEM401 |
| site_id | AC8 |
| Number of Residues | 22 |
| Details | BINDING SITE FOR RESIDUE HEM C 401 |
| Chain | Residue |
| C | ASP147 |
| C | PHE151 |
| C | VAL152 |
| C | GLY154 |
| C | THR155 |
| C | GLU156 |
| C | GLN185 |
| C | TYR187 |
| C | HIS189 |
| C | ILE206 |
| C | ARG208 |
| C | HIS226 |
| C | ASN230 |
| C | ARG244 |
| C | THR259 |
| C | PHE261 |
| C | LEU275 |
| C | MET278 |
| C | SER294 |
| C | CL403 |
| C | HOH527 |
| C | HOH539 |
| site_id | AC9 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL C 402 |
| Chain | Residue |
| C | LYS113 |
| C | PHE117 |
| C | HIS138 |
| site_id | BC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL C 403 |
| Chain | Residue |
| C | ARG244 |
| C | ASN246 |
| C | HEM401 |
