Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 9 |
| Details | binding site for residue NO3 A 601 |
| Chain | Residue |
| A | PRO500 |
| A | TRP503 |
| A | ALA508 |
| A | PRO509 |
| A | ASN510 |
| A | TRP525 |
| A | GOL604 |
| A | HOH701 |
| A | HOH709 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | binding site for residue NO3 A 602 |
| Chain | Residue |
| A | VAL494 |
| A | THR495 |
| A | GLN496 |
| A | PHE498 |
| A | HIS518 |
| A | LYS521 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | binding site for residue NO3 A 603 |
| Chain | Residue |
| A | ARG512 |
| A | TRP525 |
| A | HOH711 |
| site_id | AC4 |
| Number of Residues | 8 |
| Details | binding site for residue GOL A 604 |
| Chain | Residue |
| A | VAL494 |
| A | THR495 |
| A | ASP517 |
| A | THR520 |
| A | THR522 |
| A | NO3601 |
| A | HOH701 |
| A | HOH705 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | binding site for residue GOL A 605 |
| Chain | Residue |
| A | ARG506 |
| A | ILE507 |
| A | PHE532 |
| A | HOH702 |
