Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE PEG B 301 |
| Chain | Residue |
| A | ARG87 |
| A | GLU197 |
| B | ARG87 |
| B | GLU197 |
| B | LEU200 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PEG B 302 |
| Chain | Residue |
| B | THR185 |
| B | PHE186 |
| B | HOH408 |
| B | ASN102 |
| B | ALA105 |
| B | ASP109 |
| B | LYS182 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE PEG C 301 |
| Chain | Residue |
| B | ASN213 |
| C | LYS23 |
| C | VAL24 |
| C | PRO27 |
| C | PRO28 |
| C | THR31 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ACT D 301 |
| Chain | Residue |
| D | ARG60 |
| D | HIS64 |
| D | HOH491 |
| site_id | AC5 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE ACT D 302 |
| Chain | Residue |
| C | HIS183 |
| D | ASN65 |
| D | GLY66 |
| D | ASP68 |
| D | PHE69 |
| D | HOH423 |
| D | HOH473 |
