PRRT2 and Behcet disease: Among these genes were several that have been previously associated with BD (PDE11A, phosphodiesterase 11a; PRKCH, protein kinase C; PTPRB, protein tyrosine phosphatase B; SCN11A, sodium channel voltage gated type 11A; NKAIN1, Na+/K+ transporter ATPase-interacting 2; KCNA1, voltage gated potassium channel, shaker-related subfamily; and KCNJ12, inwardly rectifying potassium channel, subfamily J, member12) as well as 84 genes with a function in the PKA/PKC pathways, the AP firing system, and mitochondrial functions.