Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 31 |
| Details | binding site for residue ANP A 401 |
| Chain | Residue |
| A | PRO22 |
| A | GLY248 |
| A | GLY249 |
| A | GLN250 |
| A | GLY251 |
| A | ASP252 |
| A | ASN302 |
| A | ARG303 |
| A | MG402 |
| A | HOH522 |
| A | HOH530 |
| A | LYS26 |
| A | HOH536 |
| A | HOH554 |
| A | HOH556 |
| A | HOH573 |
| A | HOH579 |
| A | HOH584 |
| A | HOH585 |
| A | HOH599 |
| A | HOH614 |
| A | HOH616 |
| A | ASN170 |
| A | HOH621 |
| A | HOH657 |
| A | LYS208 |
| A | GLY209 |
| A | PRO210 |
| A | ASP212 |
| A | GLY243 |
| A | ARG246 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | binding site for residue MG A 402 |
| Chain | Residue |
| A | ANP401 |
| A | HOH556 |
| A | HOH557 |
| A | HOH579 |
| A | HOH672 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for residue PO4 A 403 |
| Chain | Residue |
| A | ARG91 |
| A | HIS119 |
| A | SER122 |
| A | CYS123 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | binding site for residue EDO A 404 |
| Chain | Residue |
| A | LYS312 |
| A | LYS313 |
| A | HOH514 |
| A | HOH648 |