Val-cit-PAB-OH Peptide synthesis ALA-SER-THR-THR-THR-ASN-TYR-THR ACETATE peptide CRO OGP (Ostegenic Growth Peptide) Peptide phosphorylation marker Peptide fluorescent modification GMP peptide CMO L-Threonine, L-asparaginyl-L-alanyl-L-valyl-L-prolyl-L-asparaginyl-L-leucyl-L-arginylglycyl-L-α-aspartyl-L-leucyl-L-glutaminyl-L-valyl-L-leucyl-L-alanyl-L-glutaminyl-L-lysyl-L-valyl-L-alanyl-L-arginyl-