Among the 19 decreased circRNAs in RCC, hsa_circ_0060927 (circCYP24A1) was one of the most substantially downregulated circRNAs and was derived from the CYP24A1 gene located on chr20:52771300–52773707 (Fig. 1B). This evidence concerns the gene CYP24A1 and renal cell carcinoma.