Interestingly, we found that RagB, RagC, and FNIP1 were induced in our murine tRCC tumors, suggesting that mTORC1 regulation by TFEB may extend beyond RagD, at least in tRCC. This evidence concerns the gene RRAGB and renal cell carcinoma associated with Xp11.2 translocations/TFE3 gene fusions.