5ebx

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<StructureSection load='5ebx' size='340' side='right' caption='[[5ebx]], [[Resolution|resolution]] 2.00&Aring;' scene=''>
<StructureSection load='5ebx' size='340' side='right' caption='[[5ebx]], [[Resolution|resolution]] 2.00&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[5ebx]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Laticauda_semifasciata Laticauda semifasciata]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5EBX OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=5EBX FirstGlance]. <br>
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<table><tr><td colspan='2'>[[5ebx]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Black-banded_sea_krait Black-banded sea krait]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5EBX OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=5EBX FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[3ebx|3ebx]]</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[3ebx|3ebx]]</td></tr>
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<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=5ebx FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5ebx OCA], [http://www.rcsb.org/pdb/explore.do?structureId=5ebx RCSB], [http://www.ebi.ac.uk/pdbsum/5ebx PDBsum]</span></td></tr>
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<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=5ebx FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5ebx OCA], [http://pdbe.org/5ebx PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=5ebx RCSB], [http://www.ebi.ac.uk/pdbsum/5ebx PDBsum]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/NXSA_LATSE NXSA_LATSE]] Binds with high affinity to muscular nicotinic acetylcholine receptors (nAChRs), and with low affinity to neuronal alpha-7 nAChRs. Produces peripheral paralysis by blocking neuromuscular transmission at the postsynaptic site. Blocks the extracellular increase of dopamine evoked by nicotine at 4.2 uM concentrations.<ref>PMID:9305882</ref> <ref>PMID:9840221</ref>
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[[http://www.uniprot.org/uniprot/NXSA_PSSEM NXSA_PSSEM]] Binds with high affinity to muscular nicotinic acetylcholine receptors (nAChRs) and with low affinity to neuronal alpha-7 nAChRs and inhibit acetylcholine from binding to the receptor, thereby impairing neuromuscular transmission. Produces peripheral paralysis by blocking neuromuscular transmission at the postsynaptic site. Blocks the extracellular increase of dopamine evoked by nicotine at 4.2 uM concentrations.<ref>PMID:9305882</ref> <ref>PMID:9840221</ref>
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
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<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=5ebx 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 5ebx" style="background-color:#fffaf0;"></div>
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Laticauda semifasciata]]
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[[Category: Black-banded sea krait]]
[[Category: Corfield, P W.R]]
[[Category: Corfield, P W.R]]
[[Category: Lee, T J]]
[[Category: Lee, T J]]
[[Category: Low, B W]]
[[Category: Low, B W]]
[[Category: Toxin]]
[[Category: Toxin]]

Revision as of 03:46, 9 February 2016

THE CRYSTAL STRUCTURE OF ERABUTOXIN A AT 2.0 ANGSTROMS RESOLUTION

5ebx, resolution 2.00Å

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