Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE NO3 A 501 |
| Chain | Residue |
| A | ASP68 |
| A | SER69 |
| A | LYS70 |
| A | ILE71 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE NO3 A 502 |
| Chain | Residue |
| A | ASN171 |
| A | VAL206 |
| A | HOH881 |
| A | HOH900 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NO3 A 503 |
| Chain | Residue |
| A | GLU212 |
| A | ALA213 |
| A | ASP214 |
| A | HOH734 |
| A | HOH830 |
| A | ASN211 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NO3 A 504 |
| Chain | Residue |
| A | ALA136 |
| A | ALA137 |
| A | ILE140 |
| A | ALA321 |
| A | HOH640 |
| A | HOH759 |
| site_id | AC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE NO3 A 505 |
| Chain | Residue |
| A | GLU180 |
| A | ASP279 |
| A | ASN283 |
