Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | binding site for residue EST A 601 |
| Chain | Residue |
| A | MET343 |
| A | LEU346 |
| A | GLU353 |
| A | ARG394 |
| A | HIS524 |
| A | LEU525 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | binding site for residue CL A 602 |
| Chain | Residue |
| A | ARG352 |
| B | ARG352 |
| B | HOH1138 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | binding site for residue EST B 1000 |
| Chain | Residue |
| B | GLU353 |
| B | LEU387 |
| B | ARG394 |
| B | PHE404 |
| B | MET421 |
| B | HIS524 |
| B | HOH1114 |
| site_id | AC4 |
| Number of Residues | 1 |
| Details | binding site for Ligand NH2 C 13 bound to SER C 12 |
| site_id | AC5 |
| Number of Residues | 2 |
| Details | binding site for Ligand NH2 D 13 bound to SER D 12 |
| site_id | AC6 |
| Number of Residues | 2 |
| Details | binding site for Di-peptide ACE D 1 and HIS D 2 |
| site_id | AC7 |
| Number of Residues | 8 |
| Details | binding site for Di-peptide LYS D 3 and 5GM D 4 |
| Chain | Residue |
| B | VAL376 |
| B | GLU380 |
| B | LEU539 |
| D | HIS2 |
| D | LEU5 |
| D | HIS6 |
| D | ARG7 |
| D | MK88 |
| site_id | AC8 |
| Number of Residues | 9 |
| Details | binding site for Di-peptide 5GM D 4 and LEU D 5 |
| Chain | Residue |
| B | ILE358 |
| B | LEU539 |
| B | MET543 |
| D | HIS2 |
| D | LYS3 |
| D | HIS6 |
| D | ARG7 |
| D | MK88 |
| D | LEU9 |
