Phospho-Glycogen Synthase Peptide-2 (substrate)

(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-1-[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]-5-carbamimidamidopentanoyl]amino]-5-carbamimidamidopentanoyl]amino]propanoyl]amino]propanoyl]amino]-3-methylbutanoyl]pyrrolidine-2-carbonyl]pyrrolidine-2-carbonyl]amino]-3-hydroxypropanoyl]pyrrolidine-2-carbonyl]amino]-3-hydroxypropanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxypropanoyl]amino]-5-carbamimidamidopentanoyl]amino]-3-(1H-imidazol-4-yl)propanoyl]amino]-3-hydroxypropanoyl]amino]-3-hydroxypropanoyl]pyrrolidine-2-carbonyl]amino]-3-(1H-imidazol-4-yl)propanoyl]amino]-5-oxopentanoyl]amino]-3-phosphonooxypropanoyl]amino]-4-carboxybutanoyl]amino]-3-carboxypropanoyl]amino]-4-carboxybutanoyl]amino]-4-carboxybutanoyl]amino]pentanedioic acid