The interaction between HCN channels and their auxiliary subunit has been identified as a therapeutic target in Major Depressive Disorder. Here, a fluorescence polarization-based method for identifying small molecule inhibitors of this protein-protein interaction, is presented.
Han, Y., Lyman, K. A., Clutter, M., Schiltz, G. E., Ismail, Q., Cheng, X., Luan, C., Chetkovich, D. M. Method for Identifying Small Molecule Inhibitors of the Protein-protein Interaction Between HCN1 and TRIP8b. J. Vis. Exp. (117), e54540, doi:10.3791/54540 (2016).