F2RL1 and colorectal carcinoma: Furthermore, this Nsun2-dependent miR-125b downregulation, which could be promoted by proteinase-activated receptor 2 (PAR2), may ultimately contribute to cancer cell migration and lymphatic metastasis in CRC due to the enhanced expression of the miR-125b target gene GRB2-associated binding protein 2 (Gab2) [44].