Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | binding site for residue SO4 A 201 |
| Chain | Residue |
| A | ARG40 |
| A | LYS43 |
| A | HOH301 |
| A | HOH304 |
| C | ARG40 |
| C | LYS43 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | binding site for residue EDO A 202 |
| Chain | Residue |
| A | ALA37 |
| A | ASP44 |
| A | HOH310 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for Di-peptide GLN C 45 and NH2 C 100 |
| Chain | Residue |
| C | TYR41 |
| C | LEU42 |
| C | LYS43 |
| C | ASP44 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | binding site for Di-peptide ACE D 40 and MET D 41 |
| Chain | Residue |
| C | TRP26 |
| D | THR42 |
| D | GLU45 |
| D | TRP46 |
| D | LYS49 |
