Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NEN A 601 |
| Chain | Residue |
| A | CYS34 |
| A | PRO35 |
| A | ASN36 |
| A | TYR39 |
| A | SER71 |
| A | ASP73 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE NEN A 602 |
| Chain | Residue |
| A | CYS146 |
| A | HOH454 |
| A | LEU41 |
| A | ALA42 |
| A | ARG145 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE NEN B 603 |
| Chain | Residue |
| B | CYS34 |
| B | PRO35 |
| B | ASN36 |
| B | TYR39 |
| B | SER71 |
| B | ASP73 |
| B | HOH333 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE NEN B 604 |
| Chain | Residue |
| B | LEU41 |
| B | ALA42 |
| B | ARG145 |
| B | CYS146 |
| site_id | AC5 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE NEN C 605 |
| Chain | Residue |
| C | CYS34 |
| C | PRO35 |
| C | ASN36 |
| C | TYR39 |
| C | ALA46 |
| C | SER71 |
| C | ASP73 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE NEN C 606 |
| Chain | Residue |
| C | LEU41 |
| C | ALA42 |
| C | ARG145 |
| C | CYS146 |
| C | HOH359 |
