MSH2 and thymoma: As shown in Figure 6B, FCGR3A was positively correlated with the expression of four MMR genes (MLH1, MSH2, MSH6, and PMS2) in most tumor types, while FCGR3A showed negative correlation with MMR gene expression in CESC, GBM, LAML, sarcoma (SARC), mesothelioma (MESO), THCA and THYM.