Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 15 |
| Details | BINDING SITE FOR RESIDUE HEM A 201 |
| Chain | Residue |
| A | GLU31 |
| A | LEU92 |
| A | ASN96 |
| A | PHE97 |
| A | OXY202 |
| A | HOH397 |
| A | HOH471 |
| A | TYR34 |
| A | PHE35 |
| A | HIS55 |
| A | LYS58 |
| A | VAL59 |
| A | MET86 |
| A | GLN88 |
| A | HIS89 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE OXY A 202 |
| Chain | Residue |
| A | HIS55 |
| A | VAL59 |
| A | HEM201 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE EDO A 203 |
| Chain | Residue |
| A | ASP5 |
| A | THR8 |
| A | SER114 |
| A | HOH315 |
| A | HOH359 |
| site_id | AC4 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE HEM B 201 |
| Chain | Residue |
| B | GLU31 |
| B | TYR34 |
| B | PHE35 |
| B | HIS55 |
| B | LYS58 |
| B | VAL59 |
| B | MET86 |
| B | GLN88 |
| B | HIS89 |
| B | LEU92 |
| B | ASN96 |
| B | PHE97 |
| B | LEU127 |
| B | HOH301 |
| B | HOH379 |
| B | HOH435 |
| site_id | AC5 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE SO4 B 202 |
| Chain | Residue |
| A | ARG32 |
| A | GLY40 |
| A | HOH392 |
| A | HOH394 |
| B | GLY1 |
| B | PHE2 |
| B | LYS3 |
| B | HOH307 |
| B | HOH314 |
| B | HOH434 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 B 203 |
| Chain | Residue |
| A | GLY1 |
| A | PHE2 |
| A | LYS3 |
| A | HOH372 |
| B | ARG32 |
| B | GLY40 |
| B | HOH319 |
4KJT
