KCNT1 and epilepsy: We selected 8 KCNT1 mutations that we recently published in patients with KCNT1-related epilepsy that have not previously been functionally analysed: T314A, N449S, L781V, E893K, M896V, F932L, L942F and A965T [6], and one KCNT1 variant of unknown significance, S937G, for our analyses.