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 ID1233
Carbohydrate NameCore oligosaccharide   (Drugpedia)
Carbohydrate ClassLipopolysaccharide
MicrobeBrucella abortus S19   (NCBI Taxonomy)   (Drugpedia)
Basic StructureCore oligosaccharide is composed of mannose, glucose, 2-amino-2,6-dideoxyglucose (quinovosamine), 2-amino-2-deoxyglucose (GlcN),3-deoxy-D-manno-2-octulosonic acid (KDO), and unidentified sugars. The core is linked to the lipid A, which in contrast to most LPS studied, contains both GlcN and 2,3- diamino-2,3-dideoxyglucose (GlcN3N) as backbone sugars and amide- and ester-linked long-chain saturated (C16:0 to C18:0) and hydroxylated (3-OH-C12:0, to 29-OH-C30:0) fatty acids
BCSDB StructureN/A
Proposed functionsN/A
Antigenic Nature used to produce antibodiesAcetone-killed B. abortus S19 cells
Carrier NameNil
Conjugation MethodNil
AntibodiesMab Baro-2
Antibody type and classIgM
Assay SystemEnzyme Immunoassay,immunoblotting
Cross-reactivityThe Baro-2 MAb showed reactivity against LPS from E. coli Re, S. minnesota Re, S. typhimurium Rd2, and S. typhimurium Rdl
Proposed epitopes3-deoxy-D-manno-2-octulosonic acid (KDO)seems to be an important part of the epitope
IEDB EpitopeN/A
Proposed UtilityThis Mab may help in the elucidation of epitopic distribution of Brucella abortus LPS
Curator IDAA + AS
Date of Curation27-03-2010
ReferencesPMC368229


Department of Computational Biology, Indraprastha Institute of Information Technology, Sec - 39A, New Delhi, India - 110020