Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE BTN A1001 |
| Chain | Residue |
| A | TRP28 |
| A | VAL129 |
| B | TRP68 |
| A | SER31 |
| A | SER33 |
| A | THR35 |
| A | TRP55 |
| A | MET76 |
| A | SER108 |
| A | TYR125 |
| A | THR127 |
| site_id | AC2 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE BTN B1001 |
| Chain | Residue |
| A | TRP68 |
| B | TRP28 |
| B | SER31 |
| B | SER33 |
| B | THR35 |
| B | TRP55 |
| B | MET76 |
| B | SER108 |
| B | TYR125 |
| B | THR127 |
| B | VAL129 |
| site_id | AC3 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE BTN C1001 |
| Chain | Residue |
| C | TRP28 |
| C | SER31 |
| C | SER33 |
| C | THR35 |
| C | TRP55 |
| C | MET76 |
| C | SER108 |
| C | TYR125 |
| C | THR127 |
| C | VAL129 |
| C | THR130 |
| C | HOH2038 |
| D | TRP68 |
| site_id | AC4 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE BTN D1001 |
| Chain | Residue |
| C | TRP68 |
| D | ARG17 |
| D | TRP28 |
| D | PHE30 |
| D | SER31 |
| D | SER33 |
| D | THR35 |
| D | TRP55 |
| D | MET76 |
| D | SER108 |
| D | TYR125 |
| D | THR127 |
| D | THR130 |
| D | HOH2055 |
