PIP5K1A also exhibited negative correlations with these immune signatures and indicated a poor prognosis in BRCA, CESC, LIHC, PAAD, pheochromocytoma and paraganglioma (PCPG), prostate cancer (PRAD), rectum adenocarcinoma (READ), SKCM, testicular germ cell tumors (TGCT), and thyroid carcinoma (THCA). The gene discussed is PIP5K1A; the disease is testicular germ cell tumor.