COPS6 and neoplasm: Furthermore, tumors with low‐level CSN6 (e.g., the tumor of patient 6; CSN6low) tended to express low levels of β‐catenin and vimentin and a high level of ZO‐1, whereas tumors with high levels of CSN6 tended to express high levels of β‐catenin and vimentin and a low level of ZO‐1 (e.g., patient 14; CSN6high) (Fig. 5E and F).