The primary structure of the acidic capsular antigen produced by E. coli K84 was shown by glycose and methylation analysis, and by 1D and 2D 1H and 13C NMR studies of the polysaccharide and an oligosaccharide produced by lithium-ethylenediamine degradation of the polysaccharide, to be comprised of l
Structural elucidation of the capsular polysaccharide expressed by Escherichia coli O20:K83:H26 by high resolution NMR spectroscopy
โ Scribed by Darryl V. Whittaker; Lesley A.S. Parolis; Haralambos Parolis
- Publisher
- Elsevier Science
- Year
- 1994
- Tongue
- English
- Weight
- 640 KB
- Volume
- 253
- Category
- Article
- ISSN
- 0008-6215
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๐ SIMILAR VOLUMES
The primary structure of the acidic capsular antigen of Escherichia coli 020:K101 was shown by glycose analysis, methylation analysis, and one-and two-dimensional 'H and "C NMR spectroscopy to be composed of repeating branched-tetrasaccharide units having the structure: --f 3)-fi-o-GalpNAc-(1 --f 4
The type VII capsular polysaccharide isolated from the newly discovered group B Streptococcus (GBS) strain contains o-glucose, D-galactose, N-acetyl-D-glucosamine and N-acetylneuraminic acid in the molar ratio 2:2:1:1. High-resolution one-and two-dimensional (ID and 2D) ~H and J3C NMR spectroscopy o
NMR spectroscopy was performed on the depyruvated capsular antigen of E. coli K103 and on the oligosaccharide obtained by depolymerisation of the native polysaccharide with a viral-borne endoglycanase. This capsular polysaccharide is the only one to be co-expressed with O group 101 and joins a small