The HPA database indicated that there were high levels of the above-mentioned six co-expressed genes in breast cancer tissues: TCP1 (Antibody CAB017460), CCT2 (Antibody HPA003198), CCT6A (Antibody HPA045576), CCT7 (Antibody HPA008425), STIP1 (Antibody CAB017448), and HSP90AB1 (Antibody CAB005230) (Figure 8A-8F). Here, HSP90AB1 is linked to breast cancer.