特異性：Detects both muscle and liver isoforms of glycogen synthase only when phosphorylated at serine 640 or 641 of muscle and liver isoforms, respectively.
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.
