Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 22 |
| Details | binding site for residue FMN B 201 |
| Chain | Residue |
| A | ALA58 |
| B | ARG102 |
| B | ILE105 |
| B | ILE115 |
| B | ASN117 |
| B | ASN127 |
| B | LEU129 |
| B | ILE131 |
| B | PHE144 |
| B | GLY146 |
| B | HOH306 |
| B | ILE52 |
| B | HOH311 |
| B | HOH320 |
| B | HOH352 |
| B | THR54 |
| B | ASN84 |
| B | ALA85 |
| B | ARG86 |
| B | LEU88 |
| B | GLN89 |
| B | VAL98 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | binding site for residue SO4 B 202 |
| Chain | Residue |
| A | HOH304 |
| B | TYR75 |
| B | ARG83 |
| B | HIS154 |
| B | HOH348 |
| B | HOH371 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 B 203 |
| Chain | Residue |
| B | ARG83 |
| B | ALA153 |
| B | HIS154 |
| B | HOH328 |
| B | HOH377 |
| site_id | AC4 |
| Number of Residues | 21 |
| Details | binding site for residue FMN A 201 |
| Chain | Residue |
| A | THR54 |
| A | ASN84 |
| A | ALA85 |
| A | ARG86 |
| A | LEU88 |
| A | GLN89 |
| A | VAL98 |
| A | ARG102 |
| A | ILE105 |
| A | ILE115 |
| A | ASN117 |
| A | ASN127 |
| A | LEU129 |
| A | ILE131 |
| A | PHE144 |
| A | GLY146 |
| A | HIS148 |
| A | HOH301 |
| A | HOH305 |
| A | HOH311 |
| A | HOH327 |
| site_id | AC5 |
| Number of Residues | 8 |
| Details | binding site for residue SO4 A 202 |
| Chain | Residue |
| A | TYR75 |
| A | ARG83 |
| A | HOH309 |
| A | HOH318 |
| A | HOH320 |
| A | HOH324 |
| B | ARG67 |
| B | THR71 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | binding site for residue SO4 A 203 |
| Chain | Residue |
| A | ARG100 |
| A | HOH308 |
| A | HOH323 |
| A | HOH331 |
| B | ARG135 |
| B | HOH341 |