Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 21 |
| Details | BINDING SITE FOR RESIDUE FMN A 1001 |
| Chain | Residue |
| A | SER22 |
| A | VAL294 |
| A | GLY295 |
| A | LEU296 |
| A | GLY318 |
| A | ARG319 |
| A | HOH352 |
| A | HOH353 |
| A | HOH368 |
| A | HOH372 |
| A | HOH453 |
| A | PRO23 |
| A | HBA1101 |
| D | ARG347 |
| A | MET24 |
| A | CYS25 |
| A | ALA58 |
| A | GLN100 |
| A | HIS172 |
| A | HIS175 |
| A | ARG225 |
| site_id | AC2 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE HBA A 1101 |
| Chain | Residue |
| A | TYR27 |
| A | ILE67 |
| A | HIS172 |
| A | HIS175 |
| A | TYR177 |
| A | HOH383 |
| A | FMN1001 |
| D | ARG347 |
| site_id | AC3 |
| Number of Residues | 20 |
| Details | BINDING SITE FOR RESIDUE FMN B 1002 |
| Chain | Residue |
| B | SER22 |
| B | PRO23 |
| B | MET24 |
| B | CYS25 |
| B | ALA58 |
| B | GLN100 |
| B | HIS172 |
| B | HIS175 |
| B | ARG225 |
| B | VAL294 |
| B | GLY295 |
| B | LEU296 |
| B | GLY318 |
| B | ARG319 |
| B | HOH351 |
| B | HOH362 |
| B | HOH373 |
| B | HOH390 |
| B | HOH396 |
| B | HBA1102 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE HBA B 1102 |
| Chain | Residue |
| B | TYR27 |
| B | ILE67 |
| B | HIS172 |
| B | HIS175 |
| B | TYR177 |
| B | FMN1002 |
| site_id | AC5 |
| Number of Residues | 18 |
| Details | BINDING SITE FOR RESIDUE FMN C 1003 |
| Chain | Residue |
| C | SER22 |
| C | PRO23 |
| C | MET24 |
| C | CYS25 |
| C | ALA58 |
| C | GLN100 |
| C | HIS172 |
| C | HIS175 |
| C | ARG225 |
| C | VAL294 |
| C | LEU296 |
| C | GLY318 |
| C | ARG319 |
| C | HOH350 |
| C | HOH352 |
| C | HOH357 |
| C | HOH420 |
| C | HBA1103 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE HBA C 1103 |
| Chain | Residue |
| C | TYR27 |
| C | HIS172 |
| C | HIS175 |
| C | TYR177 |
| C | HOH454 |
| C | FMN1003 |
| site_id | AC7 |
| Number of Residues | 21 |
| Details | BINDING SITE FOR RESIDUE FMN D 1004 |
| Chain | Residue |
| D | HBA1104 |
| A | ARG347 |
| D | SER22 |
| D | PRO23 |
| D | MET24 |
| D | CYS25 |
| D | ALA58 |
| D | GLN100 |
| D | HIS172 |
| D | HIS175 |
| D | ARG225 |
| D | VAL294 |
| D | GLY295 |
| D | LEU296 |
| D | GLY318 |
| D | ARG319 |
| D | HOH351 |
| D | HOH357 |
| D | HOH361 |
| D | HOH387 |
| D | HOH410 |
| site_id | AC8 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE HBA D 1104 |
| Chain | Residue |
| A | ARG347 |
| D | TYR27 |
| D | ILE67 |
| D | HIS172 |
| D | HIS175 |
| D | TYR177 |
| D | HOH422 |
| D | FMN1004 |
