Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 8 |
| Details | binding site for residue FLC A 401 |
| Chain | Residue |
| A | ARG79 |
| A | ASN176 |
| A | HOH586 |
| B | ARG79 |
| B | ARG167 |
| B | SER172 |
| B | ARG175 |
| B | ASN176 |
| site_id | AC2 |
| Number of Residues | 2 |
| Details | binding site for residue PEG A 402 |
| Chain | Residue |
| A | TYR302 |
| A | ASP255 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | binding site for residue PEG A 403 |
| Chain | Residue |
| A | TRP38 |
| A | SER43 |
| A | ARG45 |
| A | GLN56 |
| A | VAL70 |
| A | GLY73 |
| A | TRP319 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | binding site for residue PEG B 401 |
| Chain | Residue |
| B | VAL252 |
| B | ASN276 |
| B | TYR302 |
| site_id | AC5 |
| Number of Residues | 7 |
| Details | binding site for residue PEG B 402 |
| Chain | Residue |
| B | TRP38 |
| B | SER43 |
| B | ARG45 |
| B | GLN56 |
| B | VAL70 |
| B | GLY73 |
| B | TRP319 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | binding site for residue PEG B 403 |
| Chain | Residue |
| B | GLY110 |
| B | LYS114 |
| B | TRP203 |
| B | TYR217 |
| B | ARG242 |
| B | ASP306 |
| B | HOH587 |
| site_id | AC7 |
| Number of Residues | 11 |
| Details | binding site for Di-peptide GLY C 5 and OAS C 6 |
| Chain | Residue |
| A | TYR62 |
| A | CYS64 |
| A | VAL252 |
| A | PHE254 |
| A | ASP255 |
| A | ASN276 |
| A | HIS277 |
| A | TYR278 |
| A | HOH554 |
| C | ILE4 |
| C | LYS7 |
| site_id | AC8 |
| Number of Residues | 13 |
| Details | binding site for Di-peptide OAS C 6 and LYS C 7 |
| Chain | Residue |
| A | ASP3 |
| A | CYS64 |
| A | VAL252 |
| A | PHE254 |
| A | ASP255 |
| A | ASN276 |
| A | HIS277 |
| A | TYR278 |
| A | LEU285 |
| A | HOH554 |
| C | ILE4 |
| C | GLY5 |
| C | MET8 |
| site_id | AC9 |
| Number of Residues | 11 |
| Details | binding site for Di-peptide GLY D 5 and OAS D 6 |
| Chain | Residue |
| B | GLY63 |
| B | CYS64 |
| B | VAL252 |
| B | PHE254 |
| B | GLY275 |
| B | ASN276 |
| B | HIS277 |
| B | TYR278 |
| D | PRO3 |
| D | ILE4 |
| D | LYS7 |
| site_id | AD1 |
| Number of Residues | 12 |
| Details | binding site for Di-peptide OAS D 6 and LYS D 7 |
| Chain | Residue |
| B | GLY63 |
| B | CYS64 |
| B | VAL252 |
| B | PHE254 |
| B | GLY275 |
| B | ASN276 |
| B | HIS277 |
| B | LEU285 |
| D | ILE4 |
| D | GLY5 |
| D | MET8 |
| D | THR9 |
