RC43T:LNCaP compared with RC43N:HPr1AR cells revealed basal and 1α,25(OH)2D3-regulated switches in CoA and CoR; for example, CoA gains included RBMXL1, a transcriptional regulator identified in leukemia (43), alongside two other RBM family members. The gene discussed is RBMXL1; the disease is leukemia.