Immunological Data Discovery Index
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identifier: 1977832
description:
epitope description:L121, T280, N281, N282, A283, K284, S365, G366, G367, D368, E370, I371, N419, W421, G423, G425, Q426, T449, R450, D451, G452, G453, A454, N456, R463, G467, N468, K470, R474
antigen name:Envelope glycoprotein gp160
host organism:Homo sapiens
antibody name:12A21
aggregation:
instance of dataset
availability:
available
primaryPublications: 23540694
authorizations:
registration not required
accessURL: http://www.iedb.org/reference/1025766
landingPage: http://www.iedb.org/assay/1977832
type:
Literature
publicationVenue:
Cell
dates:
2013
study type: b cell assays
subject species: Human immunodeficiency virus 1
fullName:
Florian Klein
Ron Diskin
Johannes F Scheid
Christian Gaebler
Hugo Mouquet
Ivelin S Georgiev
Marie Pancera
Tongqing Zhou
Reha-Baris Incesu
Brooks Zhongzheng Fu
Priyanthi N P Gnanapragasam
Thiago Y Oliveira
Michael S Seaman
Peter D Kwong
Pamela J Bjorkman
Michel C Nussenzweig
method:
ELISA
name:
Somatic mutations of the immunoglobulin framework are generally required for broad and potent HIV-1 neutralization.
description:
The epitope residues were calculated from [PDB: 4JPW] as the antigen residues at 4 Å
atomic distance from the antibody. Additional contact residue G124 is a replacement residue for a deleted loop.
The epitope-specific antibody 3BNC117 bound to HIV-1 YU2 gp140. Reversion of all framework residues (FWR) or all FWR except gp120-contacting residues to germline reduced the binding affinity.

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