GRB2-associated and regulator of MAPK protein 1 (GAREM1)

Isoform 1: Acts as an adapter protein that plays a role in intracellular signaling cascades triggered either by the cell surface activated epidermal growth factor receptor or cytoplasmic protein tyrosine kinases. Promotes activation of the MAPK/ERK signaling pathway.

Plays a role in the regulation of cell proliferation. .