Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | binding site for residue PGE A 1101 |
| Chain | Residue |
| A | LEU837 |
| A | TYR840 |
| A | TYR875 |
| A | ILE881 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | binding site for residue PGE A 1102 |
| Chain | Residue |
| A | TRP827 |
| A | ILE828 |
| A | HIS830 |
| A | HIS830 |
| A | ILE858 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | binding site for residue PEG A 1103 |
| Chain | Residue |
| A | LYS807 |
| A | GLY808 |
| A | THR1045 |
| A | LEU1048 |
| A | ASN1049 |
| site_id | AC4 |
| Number of Residues | 2 |
| Details | binding site for residue PEG A 1104 |
| Chain | Residue |
| A | LYS997 |
| A | TYR1040 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | binding site for residue PG4 A 1105 |
| Chain | Residue |
| A | TRP662 |
| A | GLY832 |
| A | LEU834 |
| A | LYS867 |
| A | GLU870 |