SRSF5 and oral cavity squamous cell carcinoma: Phosphorylation of SR proteins impact their subcellular localization, association with the spliceosome complex, and splicing activity[49].SRSF5 and SRSF3 were reported to be overexpressed in oral squamous cell carcinoma (OSCC), and necessary for OSCC cell proliferation, cell cycle progression, and in vivo tumor formation.