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https://www.selleckchem.com/pr....oducts/epz015666.htm
The activity of voltage-gated ion channels can be controlled by the binding of photoswitches inside their internal cavity and subsequent light irradiation. We investigated the binding of azobenzene and p-diaminoazobenzene to the human Nav1.4 channel in the inactivated state by means of Gaussian accelerated molecular dynamics simulations and free-energy computations. Three stable binding pockets were identified for each of the two photoswitches. In all the cases, the binding is controlled by the balance between the favorable hydrophobi