We also emphasize the 12 common genes (CEP55, ESR1, FOXA1, FOXC1, KRT17, MAPT, MELK, MMP11, NAT1, SFRP1, UBE2C, and UBE2T) due to their important role for breast cancer disease and intrinsic subtyping. The gene discussed is MMP11; the disease is breast cancer.