Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 29 |
| Details | binding site for residue SIW A 301 |
| Chain | Residue |
| A | THR14 |
| A | SER142 |
| A | HIS157 |
| A | PRO183 |
| A | SER184 |
| A | HIS199 |
| A | THR224 |
| A | SER226 |
| A | HIS241 |
| A | HOH403 |
| A | HOH406 |
| A | PRO15 |
| A | HOH407 |
| A | HOH408 |
| A | HOH445 |
| A | HOH461 |
| A | HOH497 |
| A | HOH504 |
| A | HOH510 |
| B | ALA41 |
| B | GLY42 |
| B | HOH404 |
| A | SER16 |
| A | HIS31 |
| A | THR56 |
| A | SER58 |
| A | HIS73 |
| A | SER100 |
| A | HIS115 |
| site_id | AC2 |
| Number of Residues | 24 |
| Details | binding site for residue SIW B 301 |
| Chain | Residue |
| A | LYS164 |
| A | ALA166 |
| A | GLY210 |
| B | THR14 |
| B | SER16 |
| B | HIS31 |
| B | SER58 |
| B | HIS73 |
| B | THR98 |
| B | SER100 |
| B | HIS115 |
| B | THR140 |
| B | SER142 |
| B | HIS157 |
| B | THR182 |
| B | PRO183 |
| B | SER184 |
| B | HIS199 |
| B | THR224 |
| B | SER226 |
| B | HIS241 |
| B | HOH402 |
| B | HOH403 |
| B | HOH471 |