The function of FHIP2B (FHF complex subunit HOOK interacting protein 2B, ENSG00000158863) is as follows. Able to activate MAPK/ERK and TGFB signaling pathways (PubMed:22971576). May regulate the activity of genes involved in intestinal barrier function and immunoprotective inflammation (By similarity). May play a role in cell proliferation (PubMed:22971576). .