Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 21 |
| Details | binding site for residue PBU A 800 |
| Chain | Residue |
| A | LYS348 |
| A | GLN389 |
| A | ARG407 |
| A | HOH904 |
| A | HOH905 |
| A | HOH932 |
| A | HOH960 |
| A | HOH962 |
| B | GLY334 |
| B | LYS430 |
| B | GLU431 |
| A | SER350 |
| B | LEU434 |
| B | PBU502 |
| A | ASP351 |
| A | ILE353 |
| A | ARG354 |
| A | GLN358 |
| A | ARG360 |
| A | HIS373 |
| A | ALA374 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | binding site for residue CL B 501 |
| Chain | Residue |
| A | LEU386 |
| A | CYS388 |
| A | LYS430 |
| B | LEU386 |
| B | CYS388 |
| B | LYS430 |
| site_id | AC3 |
| Number of Residues | 19 |
| Details | binding site for residue PBU B 502 |
| Chain | Residue |
| A | GLN389 |
| A | PRO392 |
| A | LYS397 |
| A | PBU800 |
| B | LYS348 |
| B | SER350 |
| B | ASP351 |
| B | GLY352 |
| B | ILE353 |
| B | GLN358 |
| B | ARG360 |
| B | HIS373 |
| B | ALA374 |
| B | ARG378 |
| B | ARG407 |
| B | HOH607 |
| B | HOH648 |
| B | HOH659 |
| B | HOH662 |
| site_id | AC4 |
| Number of Residues | 20 |
| Details | binding site for residue PBU B 503 |
| Chain | Residue |
| A | GLY334 |
| A | TRP357 |
| A | ARG359 |
| A | GLU414 |
| A | HOH918 |
| A | HOH999 |
| B | LYS349 |
| B | LYS355 |
| B | TRP357 |
| B | GLN412 |
| B | HOH613 |
| B | HOH629 |
| B | HOH638 |
| B | HOH640 |
| B | HOH644 |
| B | HOH660 |
| B | HOH663 |
| B | HOH675 |
| B | HOH683 |
| B | HOH695 |
