Nature Methods
Isotope-targeted glycoproteomics (IsoTaG): a mass-independent platform for intact N- and O-glycopeptide discovery and analysis
Christina M Woo, Anthony T Iavarone, David R Spiciarich, Krishnan K Palaniappan, Carolyn R Bertozzi.
Metabolically labeling proteins with glycans that enable attachment of an isotopically encoded tag allows for the identification of N- and O- glycopeptides and their glycan structures.