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Taxonomic group: bacteria / Firmicutes (Phylum: Firmicutes)
Associated disease: infection due to Streptococcus pneumoniae [ICD11: XN3PW

]

NCBI PubMed ID: 2162257
Publication DOI: 10.1016/0008-6215(90)84277-2
Journal NLM ID: 0043535
Publisher: Elsevier
Institutions: Department of Organic Chemistry, Arrhenius Laboratory, University of Stockholm, Sweden.

Application of methylation analysis, specific degradations, and n.m.r. spectroscopy to the capsular polysaccharide elaborated by Streptococcus pneumoniae type 7A indicates a hexasaccharide repeating-unit with the structure (Formula; see text).

Structure type: polymer chemical repeating unit
Location inside paper: p.67, structure 1
Trivial name: glycan epitope (glycotope)
Compound class: CPS
Contained glycoepitopes: IEDB_130648,IEDB_136044,IEDB_136105,IEDB_136906,IEDB_137340,IEDB_137472,IEDB_137473,IEDB_141794,IEDB_141807,IEDB_142488,IEDB_146664,IEDB_151528,IEDB_151531,IEDB_190606,IEDB_225177,IEDB_885823,IEDB_983931,SB_165,SB_166,SB_187,SB_192,SB_195,SB_7,SB_88

Methods: 13C NMR, 1H NMR, GLC-MS, partial acid hydrolysis, Smith degradation, de-O-acetylation, methylation (Hakomori method)

Related record ID(s): 2624, 2625, 2626, 2627, 115860
NCBI Taxonomy refs (TaxIDs): 1313
Reference(s) to other database(s): GTC:G24963GX, GlycomeDB:16860
Show glycosyltransferases

There is only one chemically distinct structure:

*OC[C@H]1O[C@H](O[C@@H]2[C@@H](O)[C@H](C)O[C@H](O[C@@H]3[C@@H](CO)O[C@@H](O[C@@H]4[C@@H](NC(C)=O)[C@H](*)O[C@H](CO)[C@@H]4O[C@@H]4O[C@@H](C)[C@H](O)[C@@H](O)[C@H]4O[C@H]4O[C@H](CO)[C@@H](O)[C@H](O)[C@H]4NC(C)=O)[C@H](O)[C@H]3O)[C@@H]2OC(C)=O)[C@H](O[C@@H]2O[C@H](CO)[C@H](O)[C@H](O)[C@H]2O)[C@@H](O)[C@H]1O

SVG MW SMILES 3D mol Ionize