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identifier: 1787454
description:
epitope description:K31, R32, H33, G34, D36, N37, Y38, R39, W81, R91, L93, N95, T107, N111, K114, K115, I116, S118, D119, G120, N121
antigen name:Gal d 4
host organism:Mus musculus BALB/c
antibody name:HyHEL-63
aggregation:
instance of dataset
availability:
available
primaryPublications: 12515535
authorizations:
registration not required
accessURL: http://www.iedb.org/reference/1019323
landingPage: http://www.iedb.org/assay/1787454
type:
Literature
publicationVenue:
Biochemistry
dates:
2003
study type: b cell assays
subject species: Gallus gallus
fullName:
Yili Li
Mariela Urrutia
Sandra J Smith-Gill
Roy A Mariuzza
method:
x-ray crystallography
name:
Dissection of binding interactions in the complex between the anti-lysozyme antibody HyHEL-63 and its antigen.
description:
The epitope residues were calculated based on the 4 Å
atomic distance between the antigen and the antibody from [PDB: 1NBY]. The lysine residues at positions 696 (96) and 697 (97) (residues 114 and 115 in GenBank # 126608) were individually substituted with alanine.
The epitope of HyHEL-63 bound to hen egg white lysozyme, with alanine substituted residue K96A (A696) (HEL K96A; GI: 29726605), was solved from the crystal structure by molecular replacement. The affinity of HyHEL-63 for HEL K96A was reduced approximately 33,000-fold (KA = 1.1 x 104 1/M) compared to wild type HEL (KA = 3.6 x 108 1/M).

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