Specifically, PBX4 was significantly overexpressed in 14 cancer types, namely BLCA, CESC, CHOL, COAD, ESCA, HNSC, KIRC, KIRP, LIHC, LUAD, PCPG, READ, STAD, and UCEC, and significantly underexpressed in PRAD, THCA, and KICH. Here, PBX4 is linked to cancer.