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/ α-D-GalNAc-Ser-NH-Biotin / Biotinyl Tn Antigen (Serine)
/ β-D-Glc-Ethyl-Thioacetate / β-Glc-Et-SAc
C28H49N3O19 / 731
the innermost N-glycan residue with the α1-6 core fucose that modulates antibody effector function and is a focus of biopharmaceutical glycoengineering
mimicking native complex-type N-glycans
GA121015: Fmoc-Ser(Neu5Acα(2-6)GalNAc)-OH (Peracetate, Benzyl Ester) Pack Size:25 mg / α-D-GalNAc-Ser-NH-Biotin / Biotinyl TnC56H65N3O24 1164. 12 An Fmoc protected L serine building block carrying a Neu5Ac2 6GalNAc disaccharide, designed for solid phase peptide synthesis (SPPS) of glycopeptides. The N Fmoc group is removed under standard base conditions (piperidine) during chain elongation, while the free carboxylic acid is available for coupling to the growing resin bound peptide. The sugar hydroxyl groups are protected as acetate esters (peracetate), which keep the glycan
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