Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE NHE A 200 |
| Chain | Residue |
| A | GLU44 |
| A | HOH301 |
| B | PRO22 |
| B | LEU24 |
| A | ASP48 |
| A | TYR57 |
| A | ARG87 |
| A | SER107 |
| A | ILE109 |
| A | HOH150 |
| A | HOH153 |
| A | HOH158 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE CA A 201 |
| Chain | Residue |
| A | PRO114 |
| A | ASP117 |
| A | VAL119 |
| A | THR122 |
| A | ASP124 |
| A | ASP125 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NA A 202 |
| Chain | Residue |
| A | ASP83 |
| A | HOH153 |
| A | HOH205 |
| A | HOH300 |
| A | HOH301 |
| A | HOH302 |
| site_id | AC4 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE NHE B 200 |
| Chain | Residue |
| A | PRO22 |
| A | ASN23 |
| A | LEU24 |
| B | HOH9 |
| B | GLU44 |
| B | ASP48 |
| B | TYR57 |
| B | ARG87 |
| B | ILE109 |
| B | ASN128 |
| B | HOH152 |
| B | HOH311 |
| site_id | AC5 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE CA B 201 |
| Chain | Residue |
| B | PRO114 |
| B | ASP117 |
| B | VAL119 |
| B | THR122 |
| B | ASP124 |
| B | ASP125 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE NA B 202 |
| Chain | Residue |
| B | HOH9 |
| B | ASP83 |
| B | HOH152 |
| B | HOH161 |
| B | HOH303 |
| site_id | AC7 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE NA B 203 |
| Chain | Residue |
| A | ARG78 |
| B | GLU123 |
| B | HOH172 |
| B | HOH186 |
| B | HOH231 |
| site_id | AC8 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE GOL B 204 |
| Chain | Residue |
| B | GLN105 |
| B | ASP110 |
| B | ASN121 |
| B | ASP125 |
| B | TRP129 |
| B | HOH205 |
