. "A protein complex that contains MAPKSP1 (MP1, Map2k1ip1) and ROBLD3 (p14, Mapbpip), is anchored to late endosomes, and is involved in selective activation of the ERK1 in ERK/MAPK signaling." . . . . . "endosomal scaffold complex" . "endosomal adaptor complex" . "MP1-p14 scaffolding complex" . . . . . .