BRSK2 and post-traumatic stress disorder: The BRSK2 region (chr11:1463541-1463670; adjusted p < 0.05) identified from the EWAS included five CpG sites (CpG1-cg12186219, CpG2-cg14064268, CpG3-cg10590925, CpG4-cg17429870, CpG5-cg18651858) that showed decreased methylation in participants with PTSD (see Fig. 1).