MAP2K1 and nervous system disorder: Figure 3 presents the miRNA-mRNA network; in the case of network N1 (Figure 3A) being related to “Neurological Disease, Organismal Injury and Abnormalities, Psychological Disorders”, the core element is VEGF, interconnected with AKT, MAP2K1/2, SMAD2/3, TGFB and RAS.