Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE SO4 B 401 |
| Chain | Residue |
| B | ASP1 |
| B | HIS2 |
| B | CYS27 |
| B | TYR28 |
| B | ARG29 |
| B | HOH105 |
| B | HOH117 |
| B | HOH145 |
| D | TYR3 |
| site_id | AC2 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE SO4 B 402 |
| Chain | Residue |
| B | TYR3 |
| B | HOH105 |
| B | HOH117 |
| B | HOH126 |
| B | HOH143 |
| B | HOH194 |
| D | ASP1 |
| D | HIS2 |
| D | CYS27 |
| D | TYR28 |
| D | ARG29 |
| site_id | AC3 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE SO4 C 403 |
| Chain | Residue |
| A | TYR3 |
| C | ASP1 |
| C | HIS2 |
| C | CYS27 |
| C | TYR28 |
| C | ARG29 |
| C | HOH101 |
| C | HOH123 |
| C | HOH142 |
| C | HOH269 |
| site_id | AC4 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE SO4 A 404 |
| Chain | Residue |
| A | ASP1 |
| A | HIS2 |
| A | CYS27 |
| A | TYR28 |
| A | ARG29 |
| A | HOH107 |
| A | HOH113 |
| A | HOH121 |
| A | HOH153 |
| C | TYR3 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 405 |
| Chain | Residue |
| A | ASP1 |
| A | GLY25 |
| A | THR26 |
| A | HOH130 |
| A | HOH291 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 406 |
| Chain | Residue |
| A | ARG29 |
| A | HOH224 |
| C | ASP1 |
| C | ASN4 |
| C | ACT501 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ACT C 501 |
| Chain | Residue |
| A | ARG29 |
| A | SO4406 |
| C | ASN4 |
| C | HOH218 |
