MP1 Antibody (B-12): sc-25345

MP1 Antibody (B-12) is a mouse monoclonal IgG1 antibody that detects MP1 in mouse, rat, and human samples through various applications including western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), 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. Anti-MP1 antibody (B-12) binds to the proline-rich domain of MEK-1, where MP1 enhances MEK-1 phosphorylation by the activating kinase B-Raf, thereby facilitating extracellular signal-regulated kinase 1 (ERK 1) activation. This interaction is vital as MP1 not only amplifies MEK-1 kinase activity but also ensures signaling cascade specificity, preferentially associating with MEK-1 and ERK 1, rather than with MEK-2 or ERK 2. Such specificity is important for precise regulation of cellular processes, including proliferation and differentiation, highlighting MP1′s significance in maintaining MAPK signaling integrity. MP1 (B-12) antibody 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.