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2ctx

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==THE REFINED CRYSTAL STRUCTURE OF ALPHA-COBRATOXIN FROM NAJA NAJA SIAMENSIS AT 2.4-ANGSTROMS RESOLUTION==
==THE REFINED CRYSTAL STRUCTURE OF ALPHA-COBRATOXIN FROM NAJA NAJA SIAMENSIS AT 2.4-ANGSTROMS RESOLUTION==
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<StructureSection load='2ctx' size='340' side='right' caption='[[2ctx]], [[Resolution|resolution]] 2.40&Aring;' scene=''>
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<StructureSection load='2ctx' size='340' side='right'caption='[[2ctx]], [[Resolution|resolution]] 2.40&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[2ctx]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Naja_naja Naja naja]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2CTX OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2CTX FirstGlance]. <br>
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<table><tr><td colspan='2'>[[2ctx]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Naja_naja Naja naja]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2CTX OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2CTX FirstGlance]. <br>
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</td></tr><tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2ctx FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2ctx OCA], [http://www.rcsb.org/pdb/explore.do?structureId=2ctx RCSB], [http://www.ebi.ac.uk/pdbsum/2ctx PDBsum]</span></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='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2ctx FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2ctx OCA], [https://pdbe.org/2ctx PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2ctx RCSB], [https://www.ebi.ac.uk/pdbsum/2ctx PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2ctx ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/NXL3_NAJNA NXL3_NAJNA]] Produces peripheral paralysis by blocking neuromuscular transmission at the postsynaptic site. Binds to muscular and neuronal (only alpha-7 alpha-8 alpha-9) nicotinic acetylcholine receptors (By similarity).
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[https://www.uniprot.org/uniprot/3L23_NAJNA 3L23_NAJNA] Binds with high affinity to muscular (alpha-1/CHRNA1) and neuronal (alpha-7/CHRNA7) nicotinic acetylcholine receptor (nAChR) and inhibits acetylcholine from binding to the receptor, thereby impairing neuromuscular and neuronal transmission.[UniProtKB:P60615]
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
Check<jmol>
<jmolCheckbox>
<jmolCheckbox>
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<scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ct/2ctx_consurf.spt"</scriptWhenChecked>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ct/2ctx_consurf.spt"</scriptWhenChecked>
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
<text>to colour the structure by Evolutionary Conservation</text>
<text>to colour the structure by Evolutionary Conservation</text>
</jmolCheckbox>
</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/chain_selection.php?pdb_ID=2ata ConSurf].
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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=2ctx ConSurf].
<div style="clear:both"></div>
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
</div>
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<div class="pdbe-citations 2ctx" style="background-color:#fffaf0;"></div>
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Large Structures]]
[[Category: Naja naja]]
[[Category: Naja naja]]
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[[Category: Betzel, C]]
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[[Category: Betzel C]]
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[[Category: Lange, G]]
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[[Category: Lange G]]
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[[Category: Maelicke, A]]
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[[Category: Maelicke A]]
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[[Category: Pal, G P]]
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[[Category: Pal GP]]
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[[Category: Saenger, W]]
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[[Category: Saenger W]]
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[[Category: Wilson, K S]]
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[[Category: Wilson KS]]
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[[Category: Neurotoxin]]
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Current revision

THE REFINED CRYSTAL STRUCTURE OF ALPHA-COBRATOXIN FROM NAJA NAJA SIAMENSIS AT 2.4-ANGSTROMS RESOLUTION

PDB ID 2ctx

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