Immunological Data Discovery Index
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identifier: 1821298
description:
epitope description:myo-inositol
antigen name:Variant surface glycoprotein (VSG, atypical), putative (UniProt:Q57XH3)
host organism:Oryctolagus cuniculus
aggregation:
instance of dataset
availability:
available
primaryPublications: 2450138
authorizations:
registration not required
accessURL: http://www.iedb.org/reference/1003872
landingPage: http://www.iedb.org/assay/1821298
type:
Literature
publicationVenue:
J Immunol
dates:
1988
study type: b cell assays
subject species: Trypanosoma brucei
fullName:
S Shak
M A Davitz
M L Wolinsky
V Nussenzweig
M J Turner
A Gurnett
method:
antigen inhibition (~ IC50)
name:
Partial characterization of the cross-reacting determinant, a carbohydrate epitope shared by decay accelerating factor and the variant surface glycoprotein of the African Trypanosoma brucei.
description:
This epitope is derived from the GPI anchor, and it is a partial region of the cross-reactive determinant (CRD) found on the different VSG from T. brucei. The CRD is cryptic and revealed only after hydrolysis of the phosphatidylinositol anchor of the VSG proteins with VSG lipase or phosphatidyl-inositol-specific phospholipase C.
Inhibition by the epitope of affinity purified anti-CRD (cross-reacting determinant) antibodies reaction in RIA against the soluble form of decay accelerating factor (DFA-S), carrying a glycosyl phosphatidylinositol anchor was tested.

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