GPN1 and carcinoma of esophagus: The results showed that in esophageal carcinoma, HNSC, KIRC, KIRP, HCC, lung adenocarcinoma (LUAD), PAAD, thymic carcinoma, sarcoma, and uterine corpus endometrial carcinoma (UCEC), higher expression of GPN1 was associated with poor prognosis (Figure 3A).