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 ID1128
Carbohydrate NameCA antigen   (Drugpedia)
Carbohydrate ClassGlycoprotein
MicrobeAspergillus fumigatus 2085   (NCBI Taxonomy)   (Drugpedia)
Basic StructureGalactomannans are composed of an α-1,6-linked mannan backbone substituted with mannopyranose oligosaccharides and immunodominant terminal galactofuranose present either singly or linked to oligogalactosides
BCSDB StructureN/A
Proposed functionsThe wide distribution and similar chemical structure of the galactomannans have been responsible for serologic cross-reactions
Antigenic Nature used to produce antibodiesCell walls of A. fumigatus 2086
Carrier NameNil
Conjugation MethodNil
AntibodiesMab SC40
Antibody type and classIgG
Assay SystemEnzyme Immunoassay, Precipitin reactions, Immunoblotting, Immunofluorescence assays
Cross-reactivityMAb SC40 was reactive with other Aspergillus species, Fusarium sp., and dermatophytes.also cross-reacted to mannans of Candida albicans serotype A and B, C.tropicalis
Proposed epitopesGalactomannan residues seemed to be the part of immunodominant region
IEDB EpitopeN/A
Proposed UtilityThese MAbs will be useful as immunoprobes for studying epitopes responsible for the shared antigenicity of fungal mannans and galactomannans and for examining their expression during hyphal and conidial morphogenesis
Curator IDAA + AS
Date of Curation08-02-2010
ReferencesPMC258783


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