Significant differences in BCAP31 expression were observed in cholangiocarcinoma (CHOL), esca, bladder urothelial carcinoma (BLCA), kidney renal clear cell carcinoma (KIRC), adrenocortical carcinoma (ACC), colon adenocarcinoma (COAD), lung squamous cell carcinoma (LUSC), kidney renal papillary cell carcinoma (KIRP), liver hepatocellular carcinoma (LIHC), stomach adenocarcinoma (STAD), uterine corpus endometrial carcinoma (UCEC), head and neck squamous cell carcinoma (HNSC), and rectum adenocarcinoma (READ) (Figures 2A–L). The gene discussed is BCAP31; the disease is head and neck squamous cell carcinoma.