MAP2K1 and lung cancer: Furthermore, a higher mutational rate was found from EGFR, TP53, PTEN, TET2, APC, CDKN2A, GNAQ, NOTCH1, FLT3, VHL, BRCA2, PTCH1, CBL, MLH1, BRAF, NRAS, TSC2, CSF1R, KIT, MAP2K1, MSH2, TSC1, HRAS, IFITM1 and BCL9 genes in NM with lung cancer, when compared to lung cancer patients without NM.