Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 24 |
| Details | BINDING SITE FOR RESIDUE FMN A 401 |
| Chain | Residue |
| A | ALA22 |
| A | THR271 |
| A | ASN305 |
| A | ASN306 |
| A | GLY307 |
| A | PHE327 |
| A | GLY328 |
| A | LYS329 |
| A | PHE355 |
| A | TYR356 |
| A | PEG402 |
| A | PRO23 |
| A | HOH554 |
| A | HOH555 |
| A | HOH610 |
| A | HOH736 |
| A | HOH747 |
| A | LEU24 |
| A | THR25 |
| A | GLY55 |
| A | GLN97 |
| A | HIS178 |
| A | ASN181 |
| A | ARG230 |
| site_id | AC2 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE PEG A 402 |
| Chain | Residue |
| A | HIS178 |
| A | ASN181 |
| A | TYR183 |
| A | THR271 |
| A | FMN401 |
| A | HOH517 |
| A | HOH533 |
| A | HOH747 |
| A | HOH1068 |
| A | HOH1102 |
| A | HOH1104 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 403 |
| Chain | Residue |
| A | ARG339 |
| A | ASN343 |
| A | HOH1130 |
| site_id | AC4 |
| Number of Residues | 23 |
| Details | BINDING SITE FOR RESIDUE FMN B 401 |
| Chain | Residue |
| B | ALA22 |
| B | PRO23 |
| B | LEU24 |
| B | THR25 |
| B | GLY55 |
| B | GLN97 |
| B | HIS178 |
| B | ASN181 |
| B | ARG230 |
| B | ASN305 |
| B | ASN306 |
| B | GLY307 |
| B | PHE327 |
| B | GLY328 |
| B | LYS329 |
| B | PHE355 |
| B | TYR356 |
| B | HOH519 |
| B | HOH536 |
| B | HOH600 |
| B | HOH656 |
| B | HOH679 |
| B | HOH1101 |
| site_id | AC5 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 B 402 |
| Chain | Residue |
| B | ARG339 |
| B | ASN343 |
| site_id | AC6 |
| Number of Residues | 22 |
| Details | BINDING SITE FOR RESIDUE FMN C 401 |
| Chain | Residue |
| C | ALA22 |
| C | PRO23 |
| C | LEU24 |
| C | THR25 |
| C | GLY55 |
| C | GLN97 |
| C | HIS178 |
| C | ASN181 |
| C | ARG230 |
| C | THR271 |
| C | ASN305 |
| C | ASN306 |
| C | GLY307 |
| C | PHE327 |
| C | GLY328 |
| C | LYS329 |
| C | TYR356 |
| C | HOH521 |
| C | HOH560 |
| C | HOH647 |
| C | HOH664 |
| C | HOH732 |
| site_id | AC7 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 C 402 |
| Chain | Residue |
| C | ARG339 |
| C | ASN343 |
