Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CD 1 901 |
| Chain | Residue |
| 1 | HOH24 |
| 1 | SER142 |
| 1 | SER144 |
| 1 | ASP242 |
| 1 | HOH907 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CD 2 702 |
| Chain | Residue |
| 2 | HOH18 |
| 2 | SER442 |
| 2 | SER444 |
| 2 | ASP542 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CD 2 811 |
| Chain | Residue |
| 1 | HOH53 |
| 1 | HOH54 |
| 1 | ASP149 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ACE 1 132 |
| Chain | Residue |
| 1 | SER133 |
| 1 | LYS168 |
| 1 | ARG230 |
| 1 | GLU320 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ACE 2 432 |
| Chain | Residue |
| 2 | SER433 |
| 2 | ALA533 |
| 2 | PHE534 |
| 2 | GLU620 |