The promoter methylation levels of CCT5 were downregulated in BLCA, BRCA, CESC, CHOL, COAD, ESCA, HNSC, KIRP, KIRC, LIHC, LUAD, LUSC, PAAD, PRAD, READ, SARC, TGCT, THCA, and UCEC and were comparable between tumor and normal tissues (p < 0.05). This evidence concerns the gene CCT5 and neoplasm.