Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE PEG A 255 |
| Chain | Residue |
| A | LYS195 |
| A | LEU251 |
| A | TYR252 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE PEG A 256 |
| Chain | Residue |
| A | LEU230 |
| A | HOH291 |
| B | LYS161 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE PEG A 257 |
| Chain | Residue |
| A | ASP203 |
| A | SER200 |
| A | GLN201 |
| A | ASN202 |
| site_id | AC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PEG A 258 |
| Chain | Residue |
| A | VAL38 |
| A | ASN39 |
| A | SER47 |
| A | HIS159 |
| A | TYR181 |
| A | GLN185 |
| A | ASN188 |
| site_id | AC5 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE GOL A 259 |
| Chain | Residue |
| A | GLN80 |
| A | THR84 |
| A | SER114 |
| A | THR115 |
| A | ALA233 |
| A | SER234 |
| A | ASP238 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 B 266 |
| Chain | Residue |
| B | HIS86 |
| B | ASN87 |
| B | PHE117 |
| B | HOH291 |
| B | HOH304 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 B 267 |
| Chain | Residue |
| B | HIS121 |
| B | LYS123 |
| B | ARG157 |
| B | HIS159 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE PEG B 268 |
| Chain | Residue |
| B | HIS196 |
| B | GLY242 |
| B | SER243 |
| B | GLU244 |
| site_id | AC9 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE PEG B 269 |
| Chain | Residue |
| B | ASN186 |
| B | ASP192 |
| B | HOH286 |
| site_id | BC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE PEG C 255 |
| Chain | Residue |
| A | ALA137 |
| A | ASN139 |
| C | SER200 |
| C | ASN202 |
| C | LYS206 |
| site_id | BC2 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE PEG C 256 |
| Chain | Residue |
| C | TYR48 |
| C | LEU251 |
| site_id | BC3 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE GOL C 257 |
| Chain | Residue |
| C | GLN80 |
| C | THR84 |
| C | SER114 |
| C | THR115 |
| C | CYS231 |
| C | ALA233 |
| C | SER234 |
| C | ASP238 |
| C | HOH267 |
| site_id | BC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 C 258 |
| Chain | Residue |
| A | LYS176 |
| A | ARG179 |
| A | HIS180 |
| C | LYS176 |
| C | ARG179 |
| C | HIS180 |
| C | HOH321 |
| site_id | BC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 D 266 |
| Chain | Residue |
| D | HIS121 |
| D | LYS123 |
| D | ARG157 |
| D | HIS159 |
| site_id | BC6 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 D 267 |
| site_id | BC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE PEG D 268 |
| Chain | Residue |
| D | HIS196 |
| D | GLY242 |
| D | SER243 |
| D | GLU244 |