Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 21 |
| Details | binding site for residue FMN A 300 |
| Chain | Residue |
| A | THR54 |
| A | ILE115 |
| A | ASN117 |
| A | ASN127 |
| A | LEU129 |
| A | ILE131 |
| A | PHE144 |
| A | GLY146 |
| A | GLN148 |
| A | HOH421 |
| A | HOH429 |
| A | ASN84 |
| A | HOH444 |
| A | HOH467 |
| A | ALA85 |
| A | ARG86 |
| A | LEU88 |
| A | GLN89 |
| A | VAL98 |
| A | ARG102 |
| A | ILE105 |
| site_id | AC2 |
| Number of Residues | 22 |
| Details | binding site for residue FMN B 201 |
| Chain | Residue |
| A | ALA58 |
| B | THR54 |
| B | ASN84 |
| B | ALA85 |
| B | ARG86 |
| B | LEU88 |
| B | GLN89 |
| B | VAL98 |
| B | ARG102 |
| B | ILE105 |
| B | ILE115 |
| B | ASN117 |
| B | ASN127 |
| B | LEU129 |
| B | ILE131 |
| B | PHE144 |
| B | GLY146 |
| B | GLN148 |
| B | HOH312 |
| B | HOH346 |
| B | HOH352 |
| B | HOH366 |
| site_id | AC3 |
| Number of Residues | 9 |
| Details | binding site for residue GOL B 202 |
| Chain | Residue |
| A | PRO91 |
| A | HOH445 |
| B | PHE64 |
| B | VAL65 |
| B | ASN66 |
| B | ARG67 |
| B | HOH309 |
| B | HOH322 |
| B | HOH340 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | binding site for residue SO4 B 203 |
| Chain | Residue |
| A | ARG67 |
| A | THR71 |
| B | TYR75 |
| B | ARG83 |