Structural analysis, selection, and ontogeny of the shark new antigen receptor (IgNAR): identification of a new locus preferentially expressed in early development
The new antigen receptor (IgNAR) family has been detected in all elasmobranch species so
far studied and has several intriguing structural and functional features. IgNAR protein …
far studied and has several intriguing structural and functional features. IgNAR protein …
Structure of a shark IgNAR antibody variable domain and modeling of an early‐developmental isotype
VA Streltsov, JA Carmichael, SD Nuttall - Protein science, 2005 - Wiley Online Library
The new antigen receptor (IgNAR) antibodies from sharks are disulphide bonded dimers of
two protein chains, each containing one variable and five constant domains. Three types of …
two protein chains, each containing one variable and five constant domains. Three types of …
Maturation of shark single-domain (IgNAR) antibodies: evidence for induced-fit binding
RL Stanfield, H Dooley, P Verdino, MF Flajnik… - Journal of molecular …, 2007 - Elsevier
Sharks express an unusual heavy-chain isotype called IgNAR, whose variable regions bind
antigen as independent soluble domains. To further probe affinity maturation of the IgNAR …
antigen as independent soluble domains. To further probe affinity maturation of the IgNAR …
Somatic hypermutation of the new antigen receptor gene (NAR) in the nurse shark does not generate the repertoire: Possible role in antigen-driven reactions in the …
M Diaz, AS Greenberg… - Proceedings of the …, 1998 - National Acad Sciences
The new antigen receptor (NAR) gene in the nurse shark diversifies extensively by somatic
hypermutation. It is not known, however, whether NAR somatic hypermutation generates the …
hypermutation. It is not known, however, whether NAR somatic hypermutation generates the …
Structural evidence for evolution of shark Ig new antigen receptor variable domain antibodies from a cell-surface receptor
VA Streltsov, JN Varghese… - Proceedings of the …, 2004 - National Acad Sciences
The Ig new antigen receptors (IgNARs) are single-domain antibodies found in the serum of
sharks. Here, we report 2.2-and 2.8-Å structures of the type 2 IgNAR variable domains 12Y-1 …
sharks. Here, we report 2.2-and 2.8-Å structures of the type 2 IgNAR variable domains 12Y-1 …
[HTML][HTML] Atypical antigen recognition mode of a shark immunoglobulin new antigen receptor (IgNAR) variable domain characterized by humanization and structural …
OV Kovalenko, A Olland, N Piché-Nicholas… - Journal of Biological …, 2013 - ASBMB
The immunoglobulin new antigen receptors (IgNARs) are a class of Ig-like molecules of the
shark immune system that exist as heavy chain-only homodimers and bind antigens by their …
shark immune system that exist as heavy chain-only homodimers and bind antigens by their …
Structural analysis of the nurse shark (new) antigen receptor (NAR): molecular convergence of NAR and unusual mammalian immunoglobulins
KH Roux, AS Greenberg, L Greene… - Proceedings of the …, 1998 - National Acad Sciences
We recently have identified an antigen receptor in sharks called NAR (n ew or n urse shark a
ntigen r eceptor) that is secreted by splenocytes but does not associate with Ig light (L) …
ntigen r eceptor) that is secreted by splenocytes but does not associate with Ig light (L) …
A novel “chimeric” antibody class in cartilaginous fish: IgM may not be the primordial immunoglobulin
AS Greenberg, AL Hughes, J Guo… - European journal of …, 1996 - Wiley Online Library
Using a degenerate oligonucleotide primer specific for immunoglobulin (Ig) constant type 1
(C‐1 set) domain genes, products were amplified by the reverse transcriptase‐polymerase …
(C‐1 set) domain genes, products were amplified by the reverse transcriptase‐polymerase …
First molecular and biochemical analysis of in vivo affinity maturation in an ectothermic vertebrate
H Dooley, RL Stanfield, RA Brady… - Proceedings of the …, 2006 - National Acad Sciences
The cartilaginous fish are the oldest phylogenetic group in which Igs have been found.
Sharks produce a unique Ig isotype, IgNAR, a heavy-chain homodimer that does not …
Sharks produce a unique Ig isotype, IgNAR, a heavy-chain homodimer that does not …
[HTML][HTML] Shark new antigen receptor (IgNAR): structure, characteristics and potential biomedical applications
SN Juma, X Gong, S Hu, Z Lv, J Shao, L Liu, G Chen - Cells, 2021 - mdpi.com
Shark is a cartilaginous fish that produces new antigen receptor (IgNAR) antibodies. This
antibody is identified with a similar human heavy chain but dissimilar sequences. The …
antibody is identified with a similar human heavy chain but dissimilar sequences. The …
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