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Glycosyl linkage analysis of glucans synthesized by PttCesA8N60. (A) A gas chromatogram corresponding to the separated permethylated alditol acetates. The asterisk denotes a peak corresponding to 4-linked xylose, a known instrument contamination at the time of analysis. (B–D) Electron-impact mass spectrometry of the permethylated alditol acetates corresponding to terminal (B), 4-linked (C), and 3-linked (D) Glc.
