Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 7 |
| Details | binding site for residue NO3 A 301 |
| Chain | Residue |
| A | ASP61 |
| A | CYS103 |
| A | ALA104 |
| A | MET105 |
| A | LYS107 |
| A | SER108 |
| A | ARG109 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | binding site for residue NO3 A 302 |
| Chain | Residue |
| A | TYR124 |
| A | ARG125 |
| A | TYR122 |
| A | PRO123 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | binding site for residue GOL A 303 |
| Chain | Residue |
| A | ASP58 |
| A | ILE59 |
| A | GLN65 |
| A | ASP66 |
| A | HIS70 |
| A | HOH428 |
| A | HOH453 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | binding site for residue GOL A 304 |
| Chain | Residue |
| A | LYS128 |
| A | TRP167 |
| A | GLY170 |
| A | HOH405 |
