ARK2N and Familial prostate cancer: The HPA database suggested that C18orf25, DYNC1LI2, SYNJ1, MAPK1, and ARID4B are highly expressed in normal tissues, and CLOCK, SETD2, ZNF654, XIAP, MIS18BP1, and MBTPS2 are highly expressed in prostate cancer tissues (Figure 9B).