The cluster in Fig 6D contains several proteins which have been associated with a variety of different cancer types including breast cancer which are WDR1, PRDX1, PRDX6 [23], and HSP90AB1 [24], hepatocellular carcinoma HSP90AB1, PRDX1, PRDX6 [25], gastric cancer WDR1, HSPB90AB1[26], cervical cancer PRDX1, HSP90AB1 [27], thyroid cancer HSP90AB1, PRDX6 [28], prostate cancer HSP90AB [29], and colorectal cancer WDR1 [30]. This evidence concerns the gene PRDX1 and breast cancer.