Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NA A 189 |
| Chain | Residue |
| A | SER111 |
| A | ASP112 |
| A | HOH756 |
| B | SER111 |
| B | ASP112 |
| B | HOH757 |
| site_id | AC2 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE PEG B 189 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NA C 189 |
| Chain | Residue |
| C | ASP112 |
| C | HOH597 |
| H | SER111 |
| H | ASP112 |
| H | HOH742 |
| C | SER111 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NA D 189 |
| Chain | Residue |
| D | SER111 |
| D | ASP112 |
| D | HOH219 |
| G | SER111 |
| G | ASP112 |
| G | HOH207 |
| site_id | AC5 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NA E 189 |
| Chain | Residue |
| E | SER111 |
| E | ASP112 |
| E | HOH769 |
| F | SER111 |
| F | ASP112 |
| F | HOH206 |