Figure 1 shows that in adults with DS, synaptic proteins, including Neurexin-3A, Thy-1, Neurexin-2A, Calysntenin-1, Neuroligin-2, GluA4, and Syntaxin-1B, were all correlated (pair-wise r = .70 to .96, n = 78-80, p < .0001). This evidence concerns the gene STX1B and Dravet syndrome.