Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 259 |
| Chain | Residue |
| A | SER65 |
| A | ILE68 |
| A | SER132 |
| A | VAL237 |
| A | PEG265 |
| site_id | AC2 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 A 260 |
| Chain | Residue |
| A | ARG101 |
| A | SER227 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 261 |
| Chain | Residue |
| A | SER258 |
| A | HOH376 |
| B | PRO90 |
| B | SER91 |
| B | HOH403 |
| A | LYS16 |
| A | PHE30 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE PEG A 262 |
| Chain | Residue |
| A | ILE77 |
| A | TYR194 |
| A | SER196 |
| A | TYR235 |
| B | THR238 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE PEG A 263 |
| Chain | Residue |
| A | GLU221 |
| A | GLY222 |
| A | GLN223 |
| A | ARG224 |
| A | ASP225 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PEG A 264 |
| Chain | Residue |
| A | THR238 |
| A | HOH299 |
| B | TYR194 |
| B | SER195 |
| B | SER196 |
| B | VAL199 |
| B | TYR235 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE PEG A 265 |
| Chain | Residue |
| A | ASP74 |
| A | SO4259 |
| A | HOH324 |
| A | HOH335 |
| site_id | AC8 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PEG A 266 |
| Chain | Residue |
| A | VAL35 |
| A | TYR51 |
| A | GLU113 |
| A | HOH326 |
| A | HOH431 |
| B | ASP171 |
| B | HOH294 |
| site_id | AC9 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 B 259 |
| Chain | Residue |
| B | ARG224 |
| B | HOH402 |
| B | HOH432 |
| site_id | BC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 B 260 |
| Chain | Residue |
| B | ARG101 |
| B | VAL186 |
| B | LEU187 |
| B | TYR209 |
| B | ASN232 |
| B | HOH383 |
| site_id | BC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE 1PE B 261 |
| Chain | Residue |
| A | SER196 |
| A | GLY233 |
| A | TYR235 |
| A | HOH377 |
| B | PRO239 |
3G7N
