MMP14 and hereditary clear cell renal cell carcinoma: Meanwhile, ectopic expression of miR-337-3p repressed the promoter activity and transcription of MMP-14 in cervical cancer HeLa cells, but not in renal cell carcinoma 786-O cells (Supplementary Figure S4E, Supplementary Figure S4F, Supplementary Figure S4G, and Supplementary Figure S4H).