Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NI A 272 |
| Chain | Residue |
| A | HIS120 |
| A | ASP209 |
| A | ASP271 |
| A | HOH289 |
| A | HOH459 |
| A | HOH462 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NI A 273 |
| Chain | Residue |
| A | HOH370 |
| A | HOH436 |
| A | HOH456 |
| A | HIS131 |
| A | HOH343 |
| A | HOH362 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE NI A 274 |
| Chain | Residue |
| A | HIS61 |
| A | ASP65 |
| A | HOH444 |
| A | HOH445 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NI A 275 |
| Chain | Residue |
| A | HIS110 |
| A | LYS201 |
| A | HOH414 |
| A | HOH435 |
| A | HOH438 |
| A | HOH466 |
