Figure 2

Key correlations to determine the positions of the glycosidic linkages in the oligosaccharide moiety of TPG1 (a) and TPG5 (b) in the HMBC spectra. The arrow lines represent the 2J(C,H) or 3J(C,H) correlation across the glycosidic linkages.

Key correlations to determine the positions of the glycosidic linkages in the oligosaccharide moiety of TPG1 (a) and TPG5 (b) in the HMBC spectra. The arrow lines represent the 2J(C,H) or 3J(C,H) correlation across the glycosidic linkages.