Phospho-Glycogen Synthase Peptide-2 (substrate) is peptide substrate for glycogen synthase kinase-3 (GSK-3) and can be used for affinity purification of protein-serine kinases[1].
[1]. J R Woodgett,et al. Use of peptide substrates for affinity purification of protein-serine kinases. Anal Biochem. 1989 Aug 1;180(2):237-41.
















