Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE PE4 B 1216 |
| Chain | Residue |
| A | ASN34 |
| A | GLN89 |
| A | TRP96 |
| B | ASP99 |
| B | SER100 |
| B | GLY101 |
| B | HOH2259 |
| B | HOH2260 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PE4 B 1217 |
| Chain | Residue |
| B | THR40 |
| B | PRO41 |
| B | LYS43 |
| B | MET93 |
| B | TYR95 |
| B | HOH2261 |
| B | GLN39 |
| site_id | AC3 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE PE4 B 1218 |
| Chain | Residue |
| A | TYR32 |
| A | GLY91 |
| A | ASN92 |
| A | TRP96 |
| A | HOH2170 |
| B | ALA33 |
| B | THR50 |
| B | TYR59 |
| B | HOH2164 |
| B | HOH2262 |
| C | ASN190 |
| C | ASN212 |
| site_id | AC4 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE PE4 D 1216 |
| Chain | Residue |
| C | ASN34 |
| C | GLN89 |
| C | TRP96 |
| D | ASP99 |
| D | SER100 |
| D | GLY101 |
| D | PHE103 |
| D | HOH2260 |
| D | HOH2261 |
