Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE SO4 A 401 |
| Chain | Residue |
| A | HIS213 |
| A | ARG220 |
| A | LYS277 |
| A | ILE278 |
| A | ARG279 |
| A | ARG280 |
| A | ARG280 |
| A | HOH541 |
| A | HOH552 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 A 402 |
| Chain | Residue |
| A | GLY211 |
| A | HIS213 |
| A | MET214 |
| A | ARG279 |
| A | HOH551 |
| B | SER212 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 B 401 |
| Chain | Residue |
| A | ARG232 |
| A | ASP255 |
| A | HOH514 |
| A | HOH521 |
| A | HOH584 |
| B | ARG227 |
| site_id | AC4 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 B 402 |
| Chain | Residue |
| A | ARG240 |
| A | HOH540 |
| B | ARG220 |
| B | LYS277 |
| B | ILE278 |
| B | ARG279 |
| B | ARG280 |
| B | HOH501 |
