Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 A 77 |
| Chain | Residue |
| A | HOH201 |
| A | HOH205 |
| A | HOH257 |
| B | ASP1 |
| B | HIS2 |
| B | CYS27 |
| B | TYR28 |
| B | ARG29 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 78 |
| Chain | Residue |
| A | HOH214 |
| A | HOH233 |
| A | HOH240 |
| A | HOH243 |
| B | ARG29 |
| B | LYS31 |
| A | ASP1 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 79 |
| Chain | Residue |
| A | ASP1 |
| A | HIS2 |
| A | TYR28 |
| A | ARG29 |
| A | HOH203 |
| A | HOH206 |
| B | HOH315 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ACT A 80 |
| Chain | Residue |
| A | ASP1 |
| A | TYR3 |
| A | HOH203 |
