Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE PI A 301 |
| Chain | Residue |
| A | LYS19 |
| A | HOH402 |
| A | HOH415 |
| A | HOH468 |
| A | ASP176 |
| A | GLY177 |
| A | GLY202 |
| A | GLY203 |
| A | ALA224 |
| A | ALA225 |
| A | SER226 |
| A | HOH401 |
| site_id | AC2 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE PI A 302 |
| Chain | Residue |
| A | GLY81 |
| A | GLY82 |
| A | ASN103 |
| A | THR104 |
| A | HOH403 |
| A | HOH408 |
| A | HOH409 |
| A | HOH427 |
| A | HOH437 |
| A | HOH496 |
| A | HOH541 |
| A | HOH605 |
| site_id | AC3 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE PI B 301 |
| Chain | Residue |
| B | LYS19 |
| B | ASP176 |
| B | GLY177 |
| B | GLY202 |
| B | GLY203 |
| B | ALA224 |
| B | ALA225 |
| B | SER226 |
| B | HOH401 |
| B | HOH405 |
| B | HOH407 |
| B | HOH478 |
| site_id | AC4 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE PI B 302 |
| Chain | Residue |
| B | GLY81 |
| B | GLY82 |
| B | ASN103 |
| B | THR104 |
| B | HOH402 |
| B | HOH421 |
| B | HOH422 |
| B | HOH431 |
| B | HOH452 |
| B | HOH477 |
| B | HOH673 |