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3ei0
From Proteopedia
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==Structure of the E221A mutant of the Gloebacter violaceus pentameric ligand gated ion channnel (GLIC)== | ==Structure of the E221A mutant of the Gloebacter violaceus pentameric ligand gated ion channnel (GLIC)== | ||
| - | <StructureSection load='3ei0' size='340' side='right' caption='[[3ei0]], [[Resolution|resolution]] 3.50Å' scene=''> | + | <StructureSection load='3ei0' size='340' side='right'caption='[[3ei0]], [[Resolution|resolution]] 3.50Å' scene=''> |
== Structural highlights == | == Structural highlights == | ||
| - | <table><tr><td colspan='2'>[[3ei0]] is a 5 chain structure with sequence from [ | + | <table><tr><td colspan='2'>[[3ei0]] is a 5 chain structure with sequence from [https://en.wikipedia.org/wiki/Gloeobacter_violaceus Gloeobacter violaceus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3EI0 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3EI0 FirstGlance]. <br> |
| - | </td></tr><tr><td class="sblockLbl"><b>[[ | + | </td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 3.5Å</td></tr> |
| - | <tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[ | + | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=3ei0 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3ei0 OCA], [https://pdbe.org/3ei0 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3ei0 RCSB], [https://www.ebi.ac.uk/pdbsum/3ei0 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3ei0 ProSAT]</span></td></tr> |
| - | <table> | + | </table> |
| + | == Function == | ||
| + | [https://www.uniprot.org/uniprot/GLIC_GLOVI GLIC_GLOVI] Cationic channel with similar permeabilities for Na(+) and K(+), that is activated by an increase of the proton concentration on the extracellular side. Displays no permeability for chloride ions. Shows slow kinetics of activation, no desensitization and a single channel conductance of 8 pS. Might contribute to adaptation to external pH change.<ref>PMID:17167423</ref> | ||
== Evolutionary Conservation == | == Evolutionary Conservation == | ||
[[Image:Consurf_key_small.gif|200px|right]] | [[Image:Consurf_key_small.gif|200px|right]] | ||
Check<jmol> | Check<jmol> | ||
<jmolCheckbox> | <jmolCheckbox> | ||
| - | <scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ei/3ei0_consurf.spt"</scriptWhenChecked> | + | <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ei/3ei0_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> | ||
| - | </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/ | + | </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=3ei0 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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Structure of a potentially open state of a proton-activated pentameric ligand-gated ion channel.,Hilf RJ, Dutzler R Nature. 2009 Jan 1;457(7225):115-8. Epub 2008 Nov 5. PMID:18987630<ref>PMID:18987630</ref> | Structure of a potentially open state of a proton-activated pentameric ligand-gated ion channel.,Hilf RJ, Dutzler R Nature. 2009 Jan 1;457(7225):115-8. Epub 2008 Nov 5. PMID:18987630<ref>PMID:18987630</ref> | ||
| - | From | + | From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> |
</div> | </div> | ||
| + | <div class="pdbe-citations 3ei0" style="background-color:#fffaf0;"></div> | ||
| + | |||
| + | ==See Also== | ||
| + | *[[Ion channels 3D structures|Ion channels 3D structures]] | ||
== References == | == References == | ||
<references/> | <references/> | ||
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</StructureSection> | </StructureSection> | ||
[[Category: Gloeobacter violaceus]] | [[Category: Gloeobacter violaceus]] | ||
| - | [[Category: | + | [[Category: Large Structures]] |
| - | [[Category: | + | [[Category: Dutzler R]] |
| - | [[Category: | + | [[Category: Hilf RJC]] |
| - | + | ||
| - | + | ||
| - | + | ||
Current revision
Structure of the E221A mutant of the Gloebacter violaceus pentameric ligand gated ion channnel (GLIC)
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