Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 2 |
| Details | binding site for residue K A 401 |
| Chain | Residue |
| A | LEU310 |
| A | PG4403 |
| site_id | AC2 |
| Number of Residues | 2 |
| Details | binding site for residue EDO A 402 |
| Chain | Residue |
| A | ASP303 |
| A | HOH504 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | binding site for residue PG4 A 403 |
| Chain | Residue |
| B | ARG251 |
| A | SER246 |
| A | PHE253 |
| A | LEU307 |
| A | LEU310 |
| A | K401 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | binding site for residue PGE A 404 |
| Chain | Residue |
| A | GLN252 |
| A | ASP256 |
| A | LYS309 |
| B | THR255 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | binding site for residue PEG A 405 |
| Chain | Residue |
| A | TYR275 |
| A | ARG276 |
| A | GLY278 |
| A | ALA279 |
| A | ALA280 |
| site_id | AC6 |
| Number of Residues | 2 |
| Details | binding site for residue EDO A 406 |
| Chain | Residue |
| A | SER288 |
| A | GLU291 |
| site_id | AC7 |
| Number of Residues | 1 |
| Details | binding site for residue EDO B 401 |