B cell surface antigen CD40,B cell-associated molecule,B-cell surface antigen CD40,Bp50,CD40 molecule, TNF receptor superfamily member 5,CD40L receptor,CDW40,p50,TNFRSF5,tumor necrosis factor receptor superfamily member 5.
Receptor for TNFSF5/CD40LG. Transduces TRAF6- and MAP3K8-mediated signals that activate ERK in macrophages and B cells, leading to induction of immunoglobulin secretion.