NEGR1 and post-traumatic stress disorder: Similar to module PTSD-PM-skyblue, module MDD-PM-grey60 included predicted targets of hsa-mir-6786, including ATP6V0A1, GPC1, ICAM5, and LY6H, and those of hsa-mir-589, including CACNA2D1, NEGR1, OPCML, CD59, LSAMP, and SH3GLB2.