Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE BTB A 356 |
| Chain | Residue |
| A | ILE233 |
| A | PHE236 |
| A | TRP239 |
| A | TRP263 |
| A | ASP266 |
| A | LYS268 |
| A | HOH362 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 3 |
| Chain | Residue |
| A | ASN351 |
| A | LYS308 |
| A | ARG312 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 4 |
| Chain | Residue |
| A | ARG310 |
| A | THR316 |
| D | LYS234 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE BTB B 356 |
| Chain | Residue |
| B | HOH3 |
| B | ILE233 |
| B | PHE236 |
| B | TRP263 |
| B | ASP266 |
| site_id | AC5 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 B 5 |
| Chain | Residue |
| B | LYS300 |
| C | ARG252 |
| site_id | AC6 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE SO4 B 6 |
| site_id | AC7 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE BTB C 356 |
| Chain | Residue |
| C | ILE233 |
| C | TRP239 |
| C | TRP263 |
| C | ASP266 |
| C | LYS268 |
| C | HOH367 |
| site_id | AC8 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE BTB D 356 |
| Chain | Residue |
| D | HOH134 |
| D | ILE233 |
| D | PHE236 |
| D | TRP239 |
| D | TRP263 |
| D | ASP266 |
| D | LYS268 |
| site_id | AC9 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 D 1 |
| Chain | Residue |
| C | LYS232 |
| C | TRP238 |
| C | HOH361 |
| C | HOH364 |
| D | LYS232 |
| D | TRP238 |
| site_id | BC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 D 2 |
| Chain | Residue |
| D | LYS251 |
| D | ARG252 |
| D | HOH360 |