Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE NA A 4 |
| Chain | Residue |
| A | HOH9 |
| A | ASN83 |
| A | SER84 |
| A | GLU102 |
| A | GLN104 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL B 1 |
| Chain | Residue |
| A | ARG147 |
| B | SER186 |
| B | TRP187 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NA B 2 |
| Chain | Residue |
| B | ASN83 |
| B | SER84 |
| B | GLU102 |
| B | GLN104 |
| B | HOH251 |
| B | HOH10 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NA C 3 |
| Chain | Residue |
| C | ASN83 |
| C | SER84 |
| C | GLU102 |
| C | GLN104 |
| C | GLN204 |
| C | HOH383 |
| site_id | AC5 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE TRS C 5 |
| Chain | Residue |
| B | HIS154 |
| C | TRP96 |
| C | ILE97 |
| C | GLU102 |
| C | TYR126 |
| C | TRP187 |
| C | GLN204 |
| C | HOH271 |
| C | HOH383 |
| C | HOH384 |
