Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE FE A 252 |
| Chain | Residue |
| A | GLU80 |
| A | GLU108 |
| A | HIS136 |
| A | ARG139 |
| A | FE253 |
| A | SO4255 |
| A | HOH258 |
| A | HOH283 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE FE A 253 |
| Chain | Residue |
| A | HIS7 |
| A | GLU80 |
| A | ASP199 |
| A | FE252 |
| A | SO4255 |
| A | HOH258 |
| A | HIS5 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE MG A 254 |
| Chain | Residue |
| A | ASP14 |
| A | HIS42 |
| A | HIS201 |
| A | SO4255 |
| site_id | AC4 |
| Number of Residues | 15 |
| Details | BINDING SITE FOR RESIDUE SO4 A 255 |
| Chain | Residue |
| A | HIS7 |
| A | ASP14 |
| A | HIS42 |
| A | GLU80 |
| A | GLU108 |
| A | ARG139 |
| A | ASP199 |
| A | HIS201 |
| A | ARG206 |
| A | FE252 |
| A | FE253 |
| A | MG254 |
| A | HOH258 |
| A | HOH283 |
| A | HOH381 |
| site_id | AC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE GOL A 256 |
| Chain | Residue |
| A | ARG44 |
| A | SER110 |
| A | MET111 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE GOL A 257 |
| Chain | Residue |
| A | ALA56 |
| A | PHE59 |
| A | ARG63 |
| A | TYR77 |
| A | HOH465 |