CACNA1C and bipolar disorder: Previous GWA studies of bipolar disorder have implicated several potential susceptibility genes, such as SYNE1 on chromosome 6q25.2, ODZ4 on 11q14.1, ANK3 on 10q21.2, CACNA1C on 12p13.3, and NCAN on 19p13.1 [26]–[28].