*2.9. Immunoblotting Assays*

The protein extraction and Western blot procedures were described previously [42,43]. The antibodies used in this assay included anti-HA (26183, Thermo Fisher Scientific, Waltham, MA, USA) and rabbit antimouse (ab6728, abcam, Cambridge, UK). The signals were visualized with FDbio-Femto ECL (FD8030, Fdbio science, Hangzhou, China).
