Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE ACT A 1222 |
| Chain | Residue |
| A | TYR16 |
| A | PRO56 |
| A | GLU67 |
| A | SER68 |
| A | HOH2166 |
| A | HOH2190 |
| A | HOH2247 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE PEG A 1223 |
| Chain | Residue |
| A | HOH2031 |
| A | HOH2401 |
| A | HOH2402 |
| A | SER81 |
| A | PRO83 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PEG A 1224 |
| Chain | Residue |
| A | PHE78 |
| A | TRP79 |
| A | SER80 |
| A | SER81 |
| A | GLY82 |
| A | HOH2079 |
| A | HOH2403 |
| site_id | AC4 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE PEG A 1225 |
| Chain | Residue |
| A | ARG171 |
| A | ALA191 |
| A | ALA194 |
| A | VAL195 |
| A | CYS198 |
| A | HOH2329 |
| A | HOH2330 |
| A | HOH2367 |
| A | HOH2404 |