Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE HEM A 201 |
| Chain | Residue |
| A | LEU82 |
| A | HIS124 |
| A | VAL127 |
| A | TRP137 |
| A | SER166 |
| A | MET169 |
| A | PO4202 |
| A | HOH402 |
| A | PHE83 |
| A | PRO84 |
| A | LEU93 |
| A | ARG96 |
| A | PHE100 |
| A | TYR111 |
| A | ARG115 |
| A | ARG123 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PO4 A 202 |
| Chain | Residue |
| A | HIS70 |
| A | HIS71 |
| A | PHE83 |
| A | SER97 |
| A | TRP137 |
| A | HEM201 |
| A | HOH313 |
| site_id | AC3 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE HEM B 201 |
| Chain | Residue |
| B | LEU82 |
| B | PHE83 |
| B | PHE100 |
| B | TYR111 |
| B | ARG115 |
| B | ARG123 |
| B | HIS124 |
| B | ILE129 |
| B | TRP137 |
| B | SER166 |
| B | PO4202 |
| site_id | AC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PO4 B 202 |
| Chain | Residue |
| B | HIS70 |
| B | HIS71 |
| B | PHE83 |
| B | SER97 |
| B | TRP137 |
| B | HEM201 |
| B | HOH327 |
