特異性：Detects endogenous levels of SEK1/MKK4 only when phosphorylated at serine 80. Does not crossreact with the corresponding phosphorylated residues of MEK1, MEK2 or MKK3.
純度：Affinity Purified Purified by protein A and peptide affinity chromatography.
形状：Supplied as a liquid in 10mM sodium HEPES, pH 7.5, 150mM sodium chloride, BSA, 50% glycerol.
