Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | binding site for residue FE A 501 |
| Chain | Residue |
| A | HIS62 |
| A | HIS153 |
| A | HIS157 |
| A | HOH659 |
| A | HOH680 |
| A | HOH686 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | binding site for residue FE B 501 |
| Chain | Residue |
| B | HOH636 |
| B | HOH649 |
| B | HOH660 |
| B | HIS62 |
| B | HIS153 |
| B | HIS157 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | binding site for residue FE C 501 |
| Chain | Residue |
| C | HIS62 |
| C | HIS153 |
| C | HIS157 |
| C | HOH620 |
| C | HOH623 |
| C | HOH624 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | binding site for residue FE D 501 |
| Chain | Residue |
| D | HIS62 |
| D | HIS153 |
| D | HIS157 |
| D | HOH624 |
| D | HOH625 |
| D | HOH626 |