NR1H4 and nonpapillary renal cell carcinoma: Next, we had investigated DNA methylation status through the MethSurv, SurvivalMeth and UALCAN databases, where promoter methylation of NR1H4 in ccRCC was attenuated than normal tissues based on sample types, patient’s age, patient’s gender, individual cancer stages, tumor grade and nodal metastasis status.