We used six datasets (BRCA_GSE176078, KICH_GSE159115, KIRC_GSE171306, LIHC_GSE146409, PRAD_GSE141445 and STAD_GSE134520) of the TISCH database to evaluate XRCC4 expressions in the tumor microenvironment related immune cells. Here, XRCC4 is linked to neoplasm.