1qsc

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<StructureSection load='1qsc' size='340' side='right'caption='[[1qsc]], [[Resolution|resolution]] 2.40&Aring;' scene=''>
<StructureSection load='1qsc' size='340' side='right'caption='[[1qsc]], [[Resolution|resolution]] 2.40&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[1qsc]] is a 6 chain structure with sequence from [https://en.wikipedia.org/wiki/Human Human]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1QSC OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1QSC FirstGlance]. <br>
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<table><tr><td colspan='2'>[[1qsc]] is a 6 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1QSC OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1QSC FirstGlance]. <br>
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</td></tr><tr id='NonStdRes'><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=ACE:ACETYL+GROUP'>ACE</scene>, <scene name='pdbligand=MSE:SELENOMETHIONINE'>MSE</scene></td></tr>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.4&#8491;</td></tr>
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=ACE:ACETYL+GROUP'>ACE</scene>, <scene name='pdbligand=MSE:SELENOMETHIONINE'>MSE</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=1qsc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1qsc OCA], [https://pdbe.org/1qsc PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1qsc RCSB], [https://www.ebi.ac.uk/pdbsum/1qsc PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1qsc ProSAT]</span></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=1qsc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1qsc OCA], [https://pdbe.org/1qsc PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1qsc RCSB], [https://www.ebi.ac.uk/pdbsum/1qsc PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1qsc ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[https://www.uniprot.org/uniprot/TRAF2_HUMAN TRAF2_HUMAN]] Regulates activation of NF-kappa-B and JNK and plays a central role in the regulation of cell survival and apoptosis. Required for normal antibody isotype switching from IgM to IgG. Has E3 ubiquitin-protein ligase activity and promotes 'Lys-63'-linked ubiquitination of target proteins, such as BIRC3, RIPK1 and TICAM1. Is an essential constituent of several E3 ubiquitin-protein ligase complexes, where it promotes the ubiquitination of target proteins by bringing them into contact with other E3 ubiquitin ligases. Regulates BIRC2 and BIRC3 protein levels by inhibiting their autoubiquitination and subsequent degradation; this does not depend on the TRAF2 RING-type zinc finger domain.<ref>PMID:10346818</ref> <ref>PMID:11907583</ref> <ref>PMID:12917689</ref> <ref>PMID:15383523</ref> <ref>PMID:19506082</ref> <ref>PMID:19150425</ref> <ref>PMID:18981220</ref> <ref>PMID:19918265</ref> <ref>PMID:20064526</ref> <ref>PMID:19937093</ref> <ref>PMID:20047764</ref> <ref>PMID:20577214</ref> <ref>PMID:19810754</ref> <ref>PMID:20385093</ref>
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[https://www.uniprot.org/uniprot/TRAF2_HUMAN TRAF2_HUMAN] Regulates activation of NF-kappa-B and JNK and plays a central role in the regulation of cell survival and apoptosis. Required for normal antibody isotype switching from IgM to IgG. Has E3 ubiquitin-protein ligase activity and promotes 'Lys-63'-linked ubiquitination of target proteins, such as BIRC3, RIPK1 and TICAM1. Is an essential constituent of several E3 ubiquitin-protein ligase complexes, where it promotes the ubiquitination of target proteins by bringing them into contact with other E3 ubiquitin ligases. Regulates BIRC2 and BIRC3 protein levels by inhibiting their autoubiquitination and subsequent degradation; this does not depend on the TRAF2 RING-type zinc finger domain.<ref>PMID:10346818</ref> <ref>PMID:11907583</ref> <ref>PMID:12917689</ref> <ref>PMID:15383523</ref> <ref>PMID:19506082</ref> <ref>PMID:19150425</ref> <ref>PMID:18981220</ref> <ref>PMID:19918265</ref> <ref>PMID:20064526</ref> <ref>PMID:19937093</ref> <ref>PMID:20047764</ref> <ref>PMID:20577214</ref> <ref>PMID:19810754</ref> <ref>PMID:20385093</ref>
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
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</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=1qsc ConSurf].
</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=1qsc ConSurf].
<div style="clear:both"></div>
<div style="clear:both"></div>
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<div style="background-color:#fffaf0;">
 
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== Publication Abstract from PubMed ==
 
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Tumor necrosis factor receptor superfamily members convey signals that promote diverse cellular responses. Receptor trimerization by extracellular ligands initiates signaling by recruiting members of the tumor necrosis factor receptor-associated factor (TRAF) family of adapter proteins to the receptor cytoplasmic domains. We report the 2.4-A crystal structure of a 22-kDa, receptor-binding fragment of TRAF2 complexed with a functionally defined peptide from the cytoplasmic domain of the CD40 receptor. TRAF2 forms a mushroom-shaped trimer consisting of a coiled coil and a unique beta-sandwich domain. Both domains mediate trimerization. The CD40 peptide binds in an extended conformation with every side chain in contact with a complementary groove on the rim of each TRAF monomer. The spacing between the CD40 binding sites on TRAF2 supports an elegant signaling mechanism in which trimeric, extracellular ligands preorganize the receptors to simultaneously recognize three sites on the TRAF trimer.
 
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Crystallographic analysis of CD40 recognition and signaling by human TRAF2.,McWhirter SM, Pullen SS, Holton JM, Crute JJ, Kehry MR, Alber T Proc Natl Acad Sci U S A. 1999 Jul 20;96(15):8408-13. PMID:10411888<ref>PMID:10411888</ref>
 
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
 
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</div>
 
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<div class="pdbe-citations 1qsc" style="background-color:#fffaf0;"></div>
 
==See Also==
==See Also==
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__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Human]]
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[[Category: Homo sapiens]]
[[Category: Large Structures]]
[[Category: Large Structures]]
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[[Category: Alber, T]]
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[[Category: Alber T]]
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[[Category: Crute, J J]]
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[[Category: Crute JJ]]
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[[Category: Holton, J M]]
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[[Category: Holton JM]]
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[[Category: Kehry, M R]]
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[[Category: Kehry MR]]
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[[Category: McWhirter, S M]]
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[[Category: McWhirter SM]]
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[[Category: Pullen, S S]]
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[[Category: Pullen SS]]
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[[Category: Adapter protein]]
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[[Category: Cd40 receptor]]
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[[Category: Cell survival]]
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[[Category: Coiled coil]]
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[[Category: Signaling protein]]
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[[Category: Tnf signaling]]
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[[Category: Traf]]
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Revision as of 06:06, 17 April 2024

CRYSTAL STRUCTURE OF THE TRAF DOMAIN OF TRAF2 IN A COMPLEX WITH A PEPTIDE FROM THE CD40 RECEPTOR

PDB ID 1qsc

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