Western blot analysis of extracts from 293T cells, either mock transfected (-) or transfected with Myc/DDK-tagged cDNA expression constructs encoding full-length human COPS5 (hCOPS5, +) or full-length human PSMD14 (hPSMD14, +), using PSMD14 Antibody (upper) and DYKDDDDK Tag Antibody (Binds to same epitope as Sigma's Anti-FLAGĀ® M2 Antibody) #2368 (lower).