PLCD1 expression in Pan-cancer database The Cancer Genome Atlas (TCGA) (https://www.cancer.gov/about-nci/organization/ccg/research/structural-genomics/tcga) and pan-cancer cell line database Cancer Cell Line Encyclopedia (CCLE) (https://sites.broadinstitute.org/ccle/) was analyzed in our study, and the survival rate according to PLCD1 expression was analyzed by online tool GEPIA (http://gepia.cancer-pku.cn/detail.php?gene=PLCD1). The gene discussed is PLCD1; the disease is cancer.