2cme

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[[Image:2cme.png|left|200px]]
 
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{{STRUCTURE_2cme| PDB=2cme | SCENE= }}
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==The crystal structure of SARS coronavirus ORF-9b protein==
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<StructureSection load='2cme' size='340' side='right'caption='[[2cme]], [[Resolution|resolution]] 2.80&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[2cme]] is a 8 chain structure with sequence from [https://en.wikipedia.org/wiki/Severe_acute_respiratory_syndrome-related_coronavirus Severe acute respiratory syndrome-related coronavirus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2CME OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2CME FirstGlance]. <br>
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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]] 2.8&#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=D10:DECANE'>D10</scene></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2cme FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2cme OCA], [https://pdbe.org/2cme PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2cme RCSB], [https://www.ebi.ac.uk/pdbsum/2cme PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2cme ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/ORF9B_SARS ORF9B_SARS] Plays a role in the inhibition of host innate immune response by targeting the mitochondrial-associated adapter MAVS. Mechanistically, usurps the E3 ligase ITCH to trigger the degradation of MAVS, TRAF3, and TRAF6. In addition, causes mitochondrial elongation by triggering ubiquitination and proteasomal degradation of dynamin-like protein 1/DNM1L.<ref>PMID:25135833</ref>
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== Evolutionary Conservation ==
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[[Image:Consurf_key_small.gif|200px|right]]
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Check<jmol>
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<jmolCheckbox>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/cm/2cme_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
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<text>to colour the structure by Evolutionary Conservation</text>
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</jmolCheckbox>
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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=2cme ConSurf].
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<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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To achieve the greatest output from their limited genomes, viruses frequently make use of alternative open reading frames, in which translation is initiated from a start codon within an existing gene and, being out of frame, gives rise to a distinct protein product. These alternative protein products are, as yet, poorly characterized structurally. Here we report the crystal structure of ORF-9b, an alternative open reading frame within the nucleocapsid (N) gene from the SARS coronavirus. The protein has a novel fold, a dimeric tent-like beta structure with an amphipathic surface, and a central hydrophobic cavity that binds lipid molecules. This cavity is likely to be involved in membrane attachment and, in mammalian cells, ORF-9b associates with intracellular vesicles, consistent with a role in the assembly of the virion. Analysis of ORF-9b and other overlapping genes suggests that they provide snapshots of the early evolution of novel protein folds.
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===THE CRYSTAL STRUCTURE OF SARS CORONAVIRUS ORF-9B PROTEIN===
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The crystal structure of ORF-9b, a lipid binding protein from the SARS coronavirus.,Meier C, Aricescu AR, Assenberg R, Aplin RT, Gilbert RJ, Grimes JM, Stuart DI Structure. 2006 Jul;14(7):1157-65. PMID:16843897<ref>PMID:16843897</ref>
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{{ABSTRACT_PUBMED_16843897}}
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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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==About this Structure==
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<div class="pdbe-citations 2cme" style="background-color:#fffaf0;"></div>
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[[2cme]] is a 8 chain structure with sequence from [http://en.wikipedia.org/wiki/Sars_coronavirus Sars coronavirus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2CME OCA].
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== References ==
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<references/>
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==Reference==
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__TOC__
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<ref group="xtra">PMID:016843897</ref><references group="xtra"/>
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</StructureSection>
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[[Category: Sars coronavirus]]
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[[Category: Large Structures]]
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[[Category: Aplin, R T.]]
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[[Category: Severe acute respiratory syndrome-related coronavirus]]
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[[Category: Aricescu, A R.]]
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[[Category: Aplin RT]]
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[[Category: Assenberg, R.]]
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[[Category: Aricescu AR]]
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[[Category: Gilbert, R J.C.]]
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[[Category: Assenberg R]]
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[[Category: Grimes, J M.]]
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[[Category: Gilbert RJC]]
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[[Category: Meier, C.]]
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[[Category: Grimes JM]]
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[[Category: Stuart, D I.]]
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[[Category: Meier C]]
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[[Category: Alternative open reading frame]]
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[[Category: Stuart DI]]
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[[Category: Hypothetical protein]]
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[[Category: Lipid-binding]]
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[[Category: Virus assembly]]
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Current revision

The crystal structure of SARS coronavirus ORF-9b protein

PDB ID 2cme

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