MP1 Antibody (A-12): sc-55481

MP1 Antibody (A-12) is a mouse monoclonal IgG1 antibody that detects MP1 in mouse, rat, and human samples through applications such as western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and enzyme-linked immunosorbent assay (ELISA). MP1, also known as MEK partner 1, plays a crucial role as a scaffolding protein within the mitogen-activated protein (MAP) kinase signaling pathway, which is essential for cellular responses to growth factors. By binding to the proline-rich domain of MEK-1, MP1 enhances the phosphorylation of MEK-1 by the activating MEK kinase B-Raf, thereby facilitating the activation of extracellular signal-regulated kinase (ERK) 1. This interaction is vital as MP1 not only amplifies the kinase activity of MEK-1 but also ensures the specificity of the signaling cascade, as MP1 preferentially associates with MEK-1 and ERK 1, rather than with MEK-2 or ERK 2. Such specificity is important for the precise regulation of cellular processes, including proliferation and differentiation, highlighting MP1′s significance in maintaining the integrity of MAPK signaling. Anti-MP1 antibody (A-12) serves as an invaluable tool for researchers exploring the dynamics of this critical signaling pathway and its implications in various biological contexts.

The preferred MP1 antibody is MP1 Antibody (H-6): sc-376783.