1t6v: Difference between revisions

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[[Image:1t6v.png|left|200px]]


{{STRUCTURE_1t6v| PDB=1t6v | SCENE= }}
==Crystal structure analysis of the nurse shark new antigen receptor (NAR) variable domain in complex with lysozyme==
<StructureSection load='1t6v' size='340' side='right'caption='[[1t6v]], [[Resolution|resolution]] 1.70&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[1t6v]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Gallus_gallus Gallus gallus] and [https://en.wikipedia.org/wiki/Ginglymostoma_cirratum Ginglymostoma cirratum]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1T6V OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1T6V FirstGlance]. <br>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.7&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1t6v FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1t6v OCA], [https://pdbe.org/1t6v PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1t6v RCSB], [https://www.ebi.ac.uk/pdbsum/1t6v PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1t6v ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/LYSC_CHICK LYSC_CHICK] Lysozymes have primarily a bacteriolytic function; those in tissues and body fluids are associated with the monocyte-macrophage system and enhance the activity of immunoagents. Has bacteriolytic activity against M.luteus.<ref>PMID:22044478</ref>
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
  <jmolCheckbox>
    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/t6/1t6v_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.spt</scriptWhenUnchecked>
    <text>to colour the structure by Evolutionary Conservation</text>
  </jmolCheckbox>
</jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1t6v ConSurf].
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
Cartilaginous fish are the phylogenetically oldest living organisms known to possess components of the vertebrate adaptive immune system. Key to their immune response are heavy-chain, homodimeric immunoglobulins called new antigen receptors (IgNARs), in which the variable (V) domains recognize antigens with only a single immunoglobulin domain, akin to camelid heavy-chain V domains. The 1.45 angstrom resolution crystal structure of the type I IgNAR V domain in complex with hen egg-white lysozyme (HEL) reveals a minimal antigen-binding domain that contains only two of the three conventional complementarity-determining regions but still binds HEL with nanomolar affinity by means of a binding interface comparable in size to conventional antibodies.


===Crystal structure analysis of the nurse shark new antigen receptor (NAR) variable domain in complex with lysozyme===
Crystal structure of a shark single-domain antibody V region in complex with lysozyme.,Stanfield RL, Dooley H, Flajnik MF, Wilson IA Science. 2004 Sep 17;305(5691):1770-3. Epub 2004 Aug 19. PMID:15319492<ref>PMID:15319492</ref>


{{ABSTRACT_PUBMED_15319492}}
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
 
</div>
==About this Structure==
<div class="pdbe-citations 1t6v" style="background-color:#fffaf0;"></div>
[[1t6v]] is a 4 chain structure with sequence from [http://en.wikipedia.org/wiki/Gallus_gallus Gallus gallus] and [http://en.wikipedia.org/wiki/Ginglymostoma_cirratum Ginglymostoma cirratum]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1T6V OCA].


==See Also==
==See Also==
*[[Hen Egg-White (HEW) Lysozyme|Hen Egg-White (HEW) Lysozyme]]
*[[Lysozyme 3D structures|Lysozyme 3D structures]]
 
== References ==
==Reference==
<references/>
<ref group="xtra">PMID:015319492</ref><references group="xtra"/>
__TOC__
</StructureSection>
[[Category: Gallus gallus]]
[[Category: Gallus gallus]]
[[Category: Ginglymostoma cirratum]]
[[Category: Ginglymostoma cirratum]]
[[Category: Lysozyme]]
[[Category: Large Structures]]
[[Category: Dooley, H.]]
[[Category: Dooley H]]
[[Category: Flajnik, M F.]]
[[Category: Flajnik MF]]
[[Category: Stanfield, R L.]]
[[Category: Stanfield RL]]
[[Category: Wilson, I A.]]
[[Category: Wilson IA]]
[[Category: Hydrolase-immune system complex]]
[[Category: Immunoglobulin fold]]
[[Category: Protein-protein complex]]

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