Compared to the corresponding adjacent normal tissues of the TCGA pan-cancer data set, we found a higher PTPN3 expression in BLCA, CESC, KICH, LUSC, STAD, and UCEC, and a lower PTPN3 expression in BRCA, GBM, HNSC, KIRC, KIRP and LIHC. Here, PTPN3 is linked to bladder transitional cell carcinoma.