BAP1 and Miyoshi myopathy: (H) Flow cytometry analysis of death receptor 4 (DR4) and 5 (DR5) cell surface expression in H226 cells transduced with the catalytically inactive BAP1-mutant (C91A) or wild-type BAP1 (wt BAP1) and of BAP1-wild-type H2818 MM cells transduced with BAP1 (KD) or empty vector (EV) shRNA.