Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE NHE B1568 |
| Chain | Residue |
| A | GLY247 |
| A | ASP265 |
| A | THR267 |
| A | LEU269 |
| B | GLU364 |
| B | PRO366 |
| B | GLN446 |
| B | ARG450 |
| B | HOH2167 |
| site_id | AC2 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE NHE A1568 |
| Chain | Residue |
| A | GLU364 |
| A | PRO365 |
| A | PRO366 |
| A | GLN446 |
| A | ARG450 |
| A | HOH2119 |
| A | HOH2151 |
| A | HOH2152 |
| B | ARG538 |
| B | SER540 |
| site_id | AC3 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE NHE B1569 |
| Chain | Residue |
| B | LEU269 |
| B | HIS277 |
| B | THR358 |
| B | TRP474 |
| B | ARG537 |
| B | ARG538 |
| B | PHE543 |
| B | HIS544 |
| B | MET545 |
| B | ASP546 |
| B | HOH2100 |
| site_id | AC4 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE PEG A1569 |
| Chain | Residue |
| A | TRP474 |
| A | ARG537 |
| site_id | AC5 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE PEG A1570 |
| Chain | Residue |
| A | ASP455 |
| A | PRO523 |
| A | THR527 |
| A | HIS530 |
| A | PR1572 |
| A | HOH2153 |
| site_id | AC6 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE PR A1571 |
| Chain | Residue |
| A | GLU364 |
| A | HOH2005 |
| A | HOH2021 |
| A | HOH2096 |
| site_id | AC7 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE PR A1572 |
| Chain | Residue |
| A | ASP455 |
| A | PEG1570 |
| A | HOH2153 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE PR B1572 |
| Chain | Residue |
| B | HIS530 |
| B | HOH2028 |
| B | HOH2141 |
| B | HOH2156 |
