Table 5 Potential molecular interactions and binding affinities of AFM1 with tubulin proteins.
Macromolecule | Free energy of binding (kcal/mol | Inhibition constant (Ki) | Hydrogen bond interactions | Hydrophobic interactions |
|---|---|---|---|---|
Tubulin alpha-1B chain | − 7.94 | 1.52 µM | GLN11 (×2), ALA12,ASN101, SER140, THR179, PHE141 | ALA180 (×2), ILE171, ALA12, |
Tubulin beta chain | − 7.08 | 6.44 µM | THR274, LEU228 | LEU215, HIS227 (×3), ALA231, PRO272, LEU361, LEU228, PHE270 |