Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 15 |
| Details | BINDING SITE FOR RESIDUE HEM A 400 |
| Chain | Residue |
| A | ILE71 |
| A | VAL131 |
| A | GLU136 |
| A | MET137 |
| A | ILE178 |
| A | ARG268 |
| A | IMD346 |
| A | SER72 |
| A | CYS73 |
| A | CYS76 |
| A | HIS77 |
| A | ARG100 |
| A | PRO103 |
| A | ASN111 |
| A | TRP116 |
| site_id | AC2 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE HEM A 401 |
| Chain | Residue |
| A | TRP116 |
| A | CYS219 |
| A | CYS222 |
| A | HIS223 |
| A | PHE236 |
| A | GLY237 |
| A | VAL238 |
| A | PHE267 |
| A | ARG268 |
| A | ALA269 |
| A | PRO270 |
| A | LEU272 |
| A | TYR281 |
| A | PHE282 |
| A | HIS283 |
| A | MET297 |
| A | GLY298 |
| A | PHE302 |
| A | HOH381 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CA A 402 |
| Chain | Residue |
| A | ASN101 |
| A | THR278 |
| A | PRO280 |
| A | HOH355 |
| A | HOH381 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE IMD A 346 |
| Chain | Residue |
| A | VAL131 |
| A | GLN132 |
| A | GLU136 |
| A | HEM400 |
| site_id | AC5 |
| Number of Residues | 15 |
| Details | BINDING SITE FOR RESIDUE HEM B 400 |
| Chain | Residue |
| B | ILE71 |
| B | SER72 |
| B | CYS73 |
| B | CYS76 |
| B | HIS77 |
| B | ARG100 |
| B | PRO103 |
| B | SER108 |
| B | ASN111 |
| B | PHE115 |
| B | TRP116 |
| B | MET137 |
| B | ILE178 |
| B | GLU182 |
| B | IMD346 |
| site_id | AC6 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE HEM B 401 |
| Chain | Residue |
| B | GLY218 |
| B | CYS219 |
| B | CYS222 |
| B | HIS223 |
| B | PHE236 |
| B | GLY237 |
| B | VAL238 |
| B | ARG268 |
| B | PRO270 |
| B | LEU272 |
| B | TYR281 |
| B | PHE282 |
| B | HIS283 |
| B | MET297 |
| B | PHE302 |
| B | ILE314 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CA B 402 |
| Chain | Residue |
| B | ASN101 |
| B | THR278 |
| B | PRO280 |
| B | HOH394 |
| site_id | AC8 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE IMD B 346 |
| Chain | Residue |
| B | GLN132 |
| B | PRO134 |
| B | GLU136 |
| B | HOH389 |
| B | HEM400 |
