STXBP1 and Encephalopathy: On the contrary, our cell type-specific deletion studies reveal distinct roles of these two neuronal types in the phenotypic spectrum of STXBP1 encephalopathy, and the only shared phenotypes between Viaat-cHet and Vglut2-cHet mice are hindlimb clasping and increased anxiety-like behaviors (Fig. 9; Extended Data Table 9-1).