The CYP24A1 multiple sclerosis locus20 shows an HSM peak overlapping a common indel (blue, Fig. 3c), the NTN4 breast cancer locus21 with an STR (orange, Fig. 3d) and the GNG11 locus associated with heart rate22 with a CNV (green, Fig. 3e). The gene discussed is NTN4; the disease is breast carcinoma.