Six SNPs associated with MS were causal variants (CYP24A1, CYP27B1, SYK, RAD21L1, PVR, and ODF3B), and 4 of the 6 SNPs shared functions with their linked SNPs (CYP24A1, CYP27B1, PVR, and ODF3B). The gene discussed is CYP27B1; the disease is myeloid sarcoma.