Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 16 |
| Details | binding site for residue SAH A 501 |
| Chain | Residue |
| A | VAL73 |
| A | ASP187 |
| A | ILE188 |
| A | ILE203 |
| A | GLU204 |
| A | LEU205 |
| A | MET209 |
| A | HOH603 |
| A | TYR81 |
| A | GLY98 |
| A | SER99 |
| A | GLY137 |
| A | CYS138 |
| A | GLY139 |
| A | ASN161 |
| A | GLN165 |
| site_id | AC2 |
| Number of Residues | 8 |
| Details | binding site for residue F2W A 502 |
| Chain | Residue |
| A | GLU204 |
| A | PHE257 |
| A | ILE264 |
| A | ASN294 |
| A | PHE332 |
| A | GLY336 |
| A | MET339 |
| A | PHE340 |
| site_id | AC3 |
| Number of Residues | 8 |
| Details | binding site for residue F2W B 401 |
| Chain | Residue |
| B | GLU204 |
| B | PHE257 |
| B | MET262 |
| B | PHE290 |
| B | ASN294 |
| B | PHE332 |
| B | GLY336 |
| B | PHE340 |
| site_id | AC4 |
| Number of Residues | 17 |
| Details | binding site for residue SAH B 402 |
| Chain | Residue |
| B | ASP77 |
| B | TYR81 |
| B | GLY98 |
| B | SER99 |
| B | GLY137 |
| B | CYS138 |
| B | GLY139 |
| B | THR160 |
| B | ASN161 |
| B | GLN165 |
| B | ALA186 |
| B | ASP187 |
| B | ILE188 |
| B | THR189 |
| B | ILE203 |
| B | GLU204 |
| B | HOH508 |
