Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 B 500 |
| Chain | Residue |
| B | TRP120 |
| B | THR121 |
| B | GLU122 |
| B | TYR133 |
| B | TYR134 |
| B | LYS141 |
| B | HOH530 |
| C | ARG556 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 B 501 |
| Chain | Residue |
| B | ARG67 |
| B | HIS68 |
| B | HOH519 |
| B | HOH558 |
| D | ARG556 |
| B | SER66 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 A 502 |
| Chain | Residue |
| A | TRP120 |
| A | THR121 |
| A | GLU122 |
| A | TYR133 |
| A | TYR134 |
| A | LYS141 |
| site_id | AC4 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 B 503 |
| Chain | Residue |
| B | ASP112 |
| B | THR113 |
