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 - 14

Entry No. - 1   [TOP]
PolysacDB ID1789
Carbohydrate NameN-propionylated group B meningococcal polysaccharide   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureIt consists of a homopolymer of α(2-->8)-linked sialic acid residues
BCSDB StructureN/A
Proposed functionsIt is an important virulence factor
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodN-propionylated group B meningococcal polysaccharide was combined with freshly purified monomeric tetanus toxoid in a solution of phosphate buffer containing NaBH3CN and incubated at 37°C for 5 days
AntibodiesMab 13A8
Antibody type and classIgG1
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located only on extended helical segments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab would help in the elucidation of the capsular polysaccharide structure
Curator IDAA + AS
Date of Curation01-11-2010
ReferencesPMC2196336


Entry No. - 2   [TOP]
PolysacDB ID1790
Carbohydrate NameN-propionylated group B meningococcal polysaccharide   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureIt consists of a homopolymer of α(2-->8)-linked sialic acid residues
BCSDB StructureN/A
Proposed functionsIt is an important virulence factor
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodN-propionylated group B meningococcal polysaccharide was combined with freshly purified monomeric tetanus toxoid in a solution of phosphate buffer containing NaBH3CN and incubated at 37°C for 5 days
AntibodiesMab 6E10
Antibody type and classIgG1
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located only on extended helical segments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab would help in the elucidation of the capsular polysaccharide structure
Curator IDAA + AS
Date of Curation01-11-2010
ReferencesPMC2196336


Entry No. - 3   [TOP]
PolysacDB ID1791
Carbohydrate NameN-propionylated group B meningococcal polysaccharide   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureIt consists of a homopolymer of α(2-->8)-linked sialic acid residues
BCSDB StructureN/A
Proposed functionsIt is an important virulence factor
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodN-propionylated group B meningococcal polysaccharide was combined with freshly purified monomeric tetanus toxoid in a solution of phosphate buffer containing NaBH3CN and incubated at 37°C for 5 days
AntibodiesMab 13A11
Antibody type and classIgG1
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located only on extended helical segments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab would help in the elucidation of the capsular polysaccharide structure
Curator IDAA + AS
Date of Curation02-11-2010
ReferencesPMC2196336


Entry No. - 4   [TOP]
PolysacDB ID1792
Carbohydrate NameN-propionylated group B meningococcal polysaccharide   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureIt consists of a homopolymer of α(2-->8)-linked sialic acid residues
BCSDB StructureN/A
Proposed functionsIt is an important virulence factor
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodN-propionylated group B meningococcal polysaccharide was combined with freshly purified monomeric tetanus toxoid in a solution of phosphate buffer containing NaBH3CN and incubated at 37°C for 5 days
AntibodiesMab 13D9
Antibody type and classIgG2a
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located only on extended helical segments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab had bactericidal activity
Curator IDAA + AS
Date of Curation02-11-2010
ReferencesPMC2196336


Entry No. - 5   [TOP]
PolysacDB ID1793
Carbohydrate NameN-propionylated group B meningococcal polysaccharide   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureIt consists of a homopolymer of α(2-->8)-linked sialic acid residues
BCSDB StructureN/A
Proposed functionsIt is an important virulence factor
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodN-propionylated group B meningococcal polysaccharide was combined with freshly purified monomeric tetanus toxoid in a solution of phosphate buffer containing NaBH3CN and incubated at 37°C for 5 days
AntibodiesMab 6B9
Antibody type and classIgG2a
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located only on extended helical segments of the polysaccharide and also comprised short internal fragments
IEDB EpitopeN/A
Proposed UtilityThis Mab would help in the elucidation of the capsular polysaccharide structure
Curator IDAA + AS
Date of Curation02-11-2010
ReferencesPMC2196336


Entry No. - 6   [TOP]
PolysacDB ID1794
Carbohydrate NameN-propionylated group B meningococcal polysaccharide   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureIt consists of a homopolymer of α(2-->8)-linked sialic acid residues
BCSDB StructureN/A
Proposed functionsIt is an important virulence factor
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodN-propionylated group B meningococcal polysaccharide was combined with freshly purified monomeric tetanus toxoid in a solution of phosphate buffer containing NaBH3CN and incubated at 37°C for 5 days
AntibodiesMab 12C5
Antibody type and classIgG2b
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located only on extended helical segments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab had bactericidal activity
Curator IDAA + AS
Date of Curation02-11-2010
ReferencesPMC2196336


Entry No. - 7   [TOP]
PolysacDB ID1795
Carbohydrate NameN-propionylated group B meningococcal polysaccharide   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureIt consists of a homopolymer of α(2-->8)-linked sialic acid residues
BCSDB StructureN/A
Proposed functionsIt is an important virulence factor
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodN-propionylated group B meningococcal polysaccharide was combined with freshly purified monomeric tetanus toxoid in a solution of phosphate buffer containing NaBH3CN and incubated at 37°C for 5 days
AntibodiesMab 12E12
Antibody type and classIgG3
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located only on extended helical segments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab had bactericidal activity
Curator IDAA + AS
Date of Curation02-11-2010
ReferencesPMC2196336


Entry No. - 8   [TOP]
PolysacDB ID1796
Carbohydrate NameN-propionylated group B meningococcal polysaccharide   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureIt consists of a homopolymer of α(2-->8)-linked sialic acid residues
BCSDB StructureN/A
Proposed functionsIt is an important virulence factor
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodN-propionylated group B meningococcal polysaccharide was combined with freshly purified monomeric tetanus toxoid in a solution of phosphate buffer containing NaBH3CN and incubated at 37°C for 5 days
AntibodiesMab 14F10
Antibody type and classIgG3
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located only on extended helical segments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab had bactericidal activity
Curator IDAA + AS
Date of Curation03-11-2010
ReferencesPMC2196336


Entry No. - 9   [TOP]
PolysacDB ID1797
Carbohydrate NameN-propionylated α(2-->8)-linked sialooligosaccharides   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureN-propionylated α(2-->8)-linked sialooligosaccharides
BCSDB StructureN/A
Proposed functionsN/A
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodThe oligosaccharide was activated using NaIO4 at 4°C for 60 min and combined with monomeric tetanus toxoid in sodium phosphate buffer containing NaBH3CN and heated at 37°C for 5 days
AntibodiesMab 10B9
Antibody type and classIgG1
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located on short internal fragments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab would help in the elucidation of the capsular polysaccharide structure
Curator IDAA + AS
Date of Curation03-11-2010
ReferencesPMC2196336


Entry No. - 10   [TOP]
PolysacDB ID1798
Carbohydrate NameN-propionylated α(2-->8)-linked sialooligosaccharides   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureN-propionylated α(2-->8)-linked sialooligosaccharides
BCSDB StructureN/A
Proposed functionsN/A
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodThe oligosaccharide was activated using NaIO4 at 4°C for 60 min and combined with monomeric tetanus toxoid in sodium phosphate buffer containing NaBH3CN and heated at 37°C for 5 days
AntibodiesMab 7C11
Antibody type and classIgG1
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located on short internal fragments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab would help in the elucidation of the capsular polysaccharide structure
Curator IDAA + AS
Date of Curation03-11-2010
ReferencesPMC2196336


Entry No. - 11   [TOP]
PolysacDB ID1799
Carbohydrate NameN-propionylated α(2-->8)-linked sialooligosaccharides   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureN-propionylated α(2-->8)-linked sialooligosaccharides
BCSDB StructureN/A
Proposed functionsN/A
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodThe oligosaccharide was activated using NaIO4 at 4°C for 60 min and combined with monomeric tetanus toxoid in sodium phosphate buffer containing NaBH3CN and heated at 37°C for 5 days
AntibodiesMab 11G1
Antibody type and classIgG2a
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located on short internal fragments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab would help in the elucidation of the capsular polysaccharide structure
Curator IDAA + AS
Date of Curation03-11-2010
ReferencesPMC2196336


Entry No. - 12   [TOP]
PolysacDB ID1800
Carbohydrate NameN-propionylated α(2-->8)-linked sialooligosaccharides   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureN-propionylated α(2-->8)-linked sialooligosaccharides
BCSDB StructureN/A
Proposed functionsN/A
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodThe oligosaccharide was activated using NaIO4 at 4°C for 60 min and combined with monomeric tetanus toxoid in sodium phosphate buffer containing NaBH3CN and heated at 37°C for 5 days
AntibodiesMab 1F1
Antibody type and classIgG2b
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located on short internal fragments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab would help in the elucidation of the capsular polysaccharide structure
Curator IDAA + AS
Date of Curation04-11-2010
ReferencesPMC2196336


Entry No. - 13   [TOP]
PolysacDB ID1801
Carbohydrate NameN-propionylated α(2-->8)-linked sialooligosaccharides   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureN-propionylated α(2-->8)-linked sialooligosaccharides
BCSDB StructureN/A
Proposed functionsN/A
Antigenic Nature used to produce antibodiesGlycoconjugates
Carrier NameTetanus toxoid
Conjugation MethodThe oligosaccharide was activated using NaIO4 at 4°C for 60 min and combined with monomeric tetanus toxoid in sodium phosphate buffer containing NaBH3CN and heated at 37°C for 5 days
AntibodiesMab 11F3
Antibody type and classIgG3
Assay SystemELISA, bactericidal assays
Cross-reactivityN/A
Proposed epitopesThe epitope was located on short internal fragments of the polysaccharide
IEDB EpitopeN/A
Proposed UtilityThis Mab would help in the elucidation of the capsular polysaccharide structure
Curator IDAA + AS
Date of Curation04-11-2010
ReferencesPMC2196336


Entry No. - 14   [TOP]
PolysacDB ID1846
Carbohydrate NameCapsular polysaccharide   (Drugpedia)
Carbohydrate ClassCapsular polysaccharide
MicrobeNeisseria meningitidis   (NCBI Taxonomy)   (Drugpedia)
Basic StructureIt consists of a homopolymer of α(2-->8)-linked sialic acid residues
BCSDB Structure10616
Proposed functionsIt is an important virulence factor
Antigenic Nature used to produce antibodiesHuman granulocytes
Carrier NameNil
Conjugation MethodNil
AntibodiesMab My-28
Antibody type and classIgM
Assay SystemELISA, immunoblotting
Cross-reactivityThis Mab reacted with N.meningitidis types 2, 3, 4, 7, 8, and 9
Proposed epitopesLacto-N-neotetraose residue seemed to constitute the epitope
IEDB EpitopeN/A
Proposed UtilityN/A
Curator IDAA + AS
Date of Curation14-11-2010
ReferencesPMC258927


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