Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 7 |
| Details | binding site for residue SIN A 401 |
| Chain | Residue |
| A | SER73 |
| A | LYS76 |
| A | TYR164 |
| A | ARG166 |
| A | GLY321 |
| A | MET322 |
| A | HOH719 |
| site_id | AC2 |
| Number of Residues | 12 |
| Details | binding site for Di-peptide SIN G 401 and SER G 73 |
| Chain | Residue |
| B | LEU74 |
| B | THR75 |
| B | LYS76 |
| B | TYR164 |
| B | ARG166 |
| B | THR237 |
| B | HIS319 |
| B | LEU320 |
| B | GLY321 |
| B | MET322 |
| B | ILE71 |
| B | GLY72 |
| site_id | AC3 |
| Number of Residues | 12 |
| Details | binding site for Di-peptide SIN I 401 and SER I 73 |
| Chain | Residue |
| C | ILE71 |
| C | GLY72 |
| C | LEU74 |
| C | THR75 |
| C | LYS76 |
| C | TYR164 |
| C | ARG166 |
| C | THR237 |
| C | HIS319 |
| C | LEU320 |
| C | GLY321 |
| C | MET322 |
| site_id | AC4 |
| Number of Residues | 12 |
| Details | binding site for Di-peptide SIN K 401 and SER K 73 |
| Chain | Residue |
| D | ILE71 |
| D | GLY72 |
| D | LEU74 |
| D | THR75 |
| D | LYS76 |
| D | TYR164 |
| D | ARG166 |
| D | HIS319 |
| D | GLY321 |
| D | MET322 |
| D | HOH522 |
| D | HOH612 |
