An extracellular polysaccharide from Arthrobacter globiformis is composed of N-acetyl-D-glucosamine, N-acetyl-D-fucosamine, 2,3-diacetamido-2,3-dideoxy-D-mannuronic acid and O-acetyl groups in the ratio 1:1:2:1. On the basis of solvolysis with anhydrous hydrogen fluoride, which resulted in a tetrasaccharide fragment, and analysis by 1H and 13NMR spectroscopy, it was concluded that the polysaccharide has the following structure: (formula; see text).
The publication contains the following compound(s):|
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