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. Author manuscript; available in PMC: 2011 May 15.
Published in final edited form as: Anal Chem. 2010 May 15;82(10):4078–4088. doi: 10.1021/ac1001383

Figure 4.

Figure 4

Comparative NMR analysis of α- and β-1H/15N-resonances of unreduced unsaturated 4- (A), and 6-sulfated (B) CS dimers obtained from ABC lyase digestion, using 1H-15N gHSQC spectra. The β-/β-signals arises from mutarotation of anomerics in aqueous solution, which the equilibrium ratio is 3.5/6.5.