BTN3A1 and breast cancer: As a result, 5% BIRC3, 7% BTN3A1, 2% CSF2RB, 4% GIMAP7, 6% GZMB, 5% HCLS1, 7% LCP2, and 8% SELL were altered in six types of genetic alterations, including missense mutation, truncating mutation (putative driver), truncating mutation (unknown significance), amplification, deep deletion, and mRNA high, in the queried TCGA breast cancer samples (Figure 8A).