Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 12 |
| Details | binding site for residue BTB A 200 |
| Chain | Residue |
| A | TYR51 |
| C | CYS41 |
| C | TYR104 |
| C | TRP107 |
| A | TRP53 |
| A | GLU62 |
| A | TYR87 |
| A | LEU89 |
| A | PRO90 |
| A | GLU91 |
| A | HOH305 |
| A | HOH309 |
| site_id | AC2 |
| Number of Residues | 12 |
| Details | binding site for residue BTB B 200 |
| Chain | Residue |
| A | CYS41 |
| A | TYR104 |
| A | TRP107 |
| B | TYR51 |
| B | TRP53 |
| B | GLU62 |
| B | TYR87 |
| B | LEU89 |
| B | GLU91 |
| B | HOH301 |
| B | HOH335 |
| B | HOH356 |
| site_id | AC3 |
| Number of Residues | 10 |
| Details | binding site for residue BTB C 200 |
| Chain | Residue |
| B | TYR104 |
| B | TRP107 |
| B | HOH314 |
| C | TYR51 |
| C | TRP53 |
| C | GLU62 |
| C | LEU89 |
| C | PRO90 |
| C | GLU91 |
| C | HOH313 |