Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | binding site for residue ZN A 301 |
| Chain | Residue |
| A | ASP235 |
| A | HIS237 |
| B | GLU222 |
| B | HIS280 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | binding site for residue ZN A 302 |
| Chain | Residue |
| A | HIS234 |
| A | HIS251 |
| A | GLU286 |
| A | CYS290 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for residue ZN A 303 |
| Chain | Residue |
| A | GLU279 |
| B | HIS273 |
| B | GLU279 |
| A | HIS273 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | binding site for residue ZN B 301 |
| Chain | Residue |
| B | HIS234 |
| B | HIS251 |
| B | GLU286 |
| B | CYS290 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | binding site for residue ZN B 302 |
| Chain | Residue |
| A | HIS280 |
| B | ASP235 |
| B | HIS237 |
| B | HOH417 |
