PIK3CB and isolated congenital adermatoglyphia: Additionally, 20 candidate genes including PLA2G2A, PARD3, PTHLH, CMAS, GRPR, LGALS1, KDM8, NGFR, PLEKHA3, PIGP, ST8SIA1, PIK3CB, PPARGC1B, PPARGC1A, UGT2B17, PDK2, MRAS, BMP7, BID, and MAPK1 were common between DMI and ADG.