TRAF6 and cancer: Tumor necrosis factor receptor‐associated factor 6 (TRAF6), as an E3 ubiquitin ligase,8 has a significant function in cancer biology processes by triggering cell signaling pathways, including, the NF‐κB signaling pathway,9 the MAPK signaling pathway,10 and the Wnt/β‐catenin signaling pathway.11