ACTN4 and glioblastoma: A comparative analysis of the GBM cell models with EV compendium Vesiclepedia, identified the cytoskeletal proteins (ACTB, ACTN1, ACTN4, CFL1), transmembrane proteins (BSG, ITGB1) and GTPases (RAB10, RAB7A, RHOA, RAC1) (Fig. 2D).