PolysacDB: A comprehensive database of microbial polysaccharide antigens and their antibodies

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Citation: Aithal A, Sharma A, Joshi S, Raghava GPS, Varshney GC (2012) PolysacDB: A Database of Microbial Polysaccharide Antigens and Their Antibodies. PLoS ONE 7(4): e34613. doi:10.1371/journal.pone.0034613
Total Entries - 1

Entry No. - 1   [TOP]
PolysacDB ID1166
Carbohydrate NameLipopolysaccharide   (Drugpedia)
Carbohydrate ClassLipopolysaccharide
MicrobeBordetella pertusis 1414   (NCBI Taxonomy)   (Drugpedia)
Basic StructureB. pertusis LPS is resolved electrophoretically into two bands, a slowly migrating band designated LOS A and a fast-migrating band designated LOS B. These two species differ in molecular weight as three N-acetyl amino sugars found on LOS A are not present on LOS B
BCSDB StructureN/A
Proposed functionsThe LOS of B. pertussis exhibits biological activities similar to those of endotoxins from other gram-negative bacteria, including pyrogenicity, toxicity, induction of the Shwartzman reaction, induction of tumor necrosis factor production, and adjuvant properties
Antigenic Nature used to produce antibodiesB. pertusis Whole cells
Carrier NameNil
Conjugation MethodNil
AntibodiesMab 60.5
Antibody type and classIgM
Assay SystemELISA and Immunostaining
Cross-reactivityThis Mab did not cross-react with the B. pertusis variant strain A102 but cross-reacted with a B. bronchiseptica LPS
Proposed epitopesThe epitope was proposed to be terminal region of a distal trisaccharide GlcNAc-->2,3-NAcManA-->FucN(Ac)Me consisting of Nacetylated amino sugars. A next carbohydrate unit (2,3-NAcManA) may be partially involved in the recognized epitope
IEDB EpitopeN/A
Proposed UtilityThis Mab can be useful for rapid typing of Bordetella in clinical isolates and can be used to detect antigenic modifications in LPSs from variant B. pertassis strains, or from related Bordetella species (B. parapertassis, B. bronchiseptica
Curator IDAA + AS
Date of Curation25-02-2010
References8936324


Bioinformatics Centre, Institute of Microbial Technology, Sec - 39A, Chandigarh, India - 160036