Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE HEM A 300 |
| Chain | Residue |
| A | PHE74 |
| B | PRO2 |
| B | PRO3 |
| B | THR121 |
| B | MET124 |
| A | CYS75 |
| A | HIS77 |
| A | SER78 |
| A | ILE95 |
| A | PHE98 |
| A | GLU99 |
| A | LEU112 |
| A | LEU116 |
| site_id | AC2 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE HEM B 300 |
| Chain | Residue |
| A | PRO2 |
| A | PRO3 |
| A | THR121 |
| A | ARG125 |
| B | PHE74 |
| B | CYS75 |
| B | HIS77 |
| B | ILE95 |
| B | PHE98 |
| B | GLU99 |
| B | LEU112 |
| site_id | AC3 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE HEM C 300 |
| Chain | Residue |
| C | CYS75 |
| C | HIS77 |
| C | SER78 |
| C | ILE95 |
| C | PHE98 |
| C | GLU99 |
| C | LEU112 |
| D | PRO2 |
| D | PRO3 |
| D | ARG4 |
| D | THR121 |
| D | MET124 |
| site_id | AC4 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE HEM D 300 |
| Chain | Residue |
| C | PRO2 |
| C | PRO3 |
| C | THR121 |
| D | PHE74 |
| D | CYS75 |
| D | HIS77 |
| D | SER78 |
| D | ILE95 |
| D | LEU112 |
