Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 8 |
| Details | binding site for residue GUN A 401 |
| Chain | Residue |
| A | TYR45 |
| A | SER97 |
| A | PHE98 |
| A | GLU165 |
| A | TRP194 |
| A | ASN218 |
| A | ASN220 |
| A | HOH640 |
| site_id | AC2 |
| Number of Residues | 9 |
| Details | binding site for residue GUN B 401 |
| Chain | Residue |
| B | SER97 |
| B | PHE98 |
| B | GLU165 |
| B | TRP194 |
| B | ASN218 |
| B | ASN220 |
| B | HOH615 |
| B | HOH647 |
| B | TYR45 |
| site_id | AC3 |
| Number of Residues | 8 |
| Details | binding site for residue GUN C 401 |
| Chain | Residue |
| C | TYR45 |
| C | SER97 |
| C | PHE98 |
| C | GLU165 |
| C | TRP194 |
| C | ASN218 |
| C | ASN220 |
| C | HOH644 |
| site_id | AC4 |
| Number of Residues | 7 |
| Details | binding site for residue DMS C 402 |
| Chain | Residue |
| B | MET283 |
| B | ALA284 |
| C | MET283 |
| C | ALA284 |
| C | GLY286 |
| C | HOH708 |
| C | HOH710 |
| site_id | AC5 |
| Number of Residues | 9 |
| Details | binding site for residue GUN D 401 |
| Chain | Residue |
| D | TYR45 |
| D | SER97 |
| D | PHE98 |
| D | GLU165 |
| D | TRP194 |
| D | ASN218 |
| D | ASN220 |
| D | HOH563 |
| D | HOH619 |
