The leading edge genes for various cancers were ABHD2, ADCY7, ADCY9, AKT3, ATP1A1, ATP2B1, CHRM2, CREB1, CREB3L2, CREBBP, EP300, F2R, GABBR1, GIPR, GLI3, GRIA1, NCOA2, NFKB1, PPARA, SSTR1, TGFB1 (Fig. 2B). The gene discussed is GABBR1; the disease is cancer.