Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE HEM A 300 |
| Chain | Residue |
| A | GLN45 |
| A | THR109 |
| A | SER126 |
| A | HIS127 |
| A | GLN130 |
| A | LEU133 |
| A | TYR144 |
| A | PHE145 |
| A | VAL148 |
| A | MET203 |
| A | ACT1218 |
| A | VAL72 |
| A | PHE73 |
| A | LYS88 |
| A | GLY91 |
| A | HIS92 |
| A | ARG95 |
| A | PHE96 |
| A | PHE99 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1216 |
| Chain | Residue |
| A | TRP19 |
| A | ARG121 |
| A | ARG125 |
| A | SER206 |
| A | LEU209 |
| A | HOH2001 |
| A | HOH2108 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ACT A 1217 |
| Chain | Residue |
| A | ASN33 |
| A | LYS34 |
| A | HOH2013 |
| site_id | AC4 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE ACT A 1218 |
| Chain | Residue |
| A | ARG41 |
| A | GLN45 |
| A | SER105 |
| A | THR109 |
| A | GLN130 |
| A | HEM300 |
| A | HOH2065 |
| A | HOH2081 |
| site_id | AC5 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE ACT A 1219 |
| Chain | Residue |
| A | ASN22 |
| A | ASP76 |
| A | ARG77 |
| A | THR114 |
| A | HOH2004 |
| A | HOH2044 |
| A | HOH2049 |
| A | HOH2071 |
| A | HOH2112 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ACT A 1220 |
| Chain | Residue |
| A | ARG77 |
| A | HOH2069 |
| A | HOH2070 |
