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==Crystal Structures of the MthK RCK Domain in Ca2+ bound form==
==Crystal Structures of the MthK RCK Domain in Ca2+ bound form==
<StructureSection load='2aef' size='340' side='right' caption='[[2aef]], [[Resolution|resolution]] 1.70&Aring;' scene=''>
<StructureSection load='2aef' size='340' side='right'caption='[[2aef]], [[Resolution|resolution]] 1.70&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[2aef]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/"methanobacterium_thermoautotrophicus"_(sic)_zeikus_and_wolfe_1972 "methanobacterium thermoautotrophicus" (sic) zeikus and wolfe 1972]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2AEF OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2AEF FirstGlance]. <br>
<table><tr><td colspan='2'>[[2aef]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Methanothermobacter_thermautotrophicus Methanothermobacter thermautotrophicus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2AEF OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2AEF FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene></td></tr>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.7&#8491;</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1lnq|1lnq]], [[2aej|2aej]], [[2aem|2aem]]</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene></td></tr>
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">mthK ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=145262 "Methanobacterium thermoautotrophicus" (sic) Zeikus and Wolfe 1972])</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=2aef FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2aef OCA], [https://pdbe.org/2aef PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2aef RCSB], [https://www.ebi.ac.uk/pdbsum/2aef PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2aef ProSAT]</span></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=2aef FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2aef OCA], [http://pdbe.org/2aef PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2aef RCSB], [http://www.ebi.ac.uk/pdbsum/2aef PDBsum]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
[[http://www.uniprot.org/uniprot/MTHK_METTH MTHK_METTH]] Calcium-gated potassium channel.  
[https://www.uniprot.org/uniprot/MTHK_METTH MTHK_METTH] Calcium-gated potassium channel.
== 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/ae/2aef_consurf.spt"</scriptWhenChecked>
     <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ae/2aef_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/chain_selection.php?pdb_ID=2ata 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=2aef 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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==See Also==
==See Also==
*[[Potassium Channel|Potassium Channel]]
*[[Potassium channel 3D structures|Potassium channel 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Berke, I]]
[[Category: Large Structures]]
[[Category: Chen, L]]
[[Category: Methanothermobacter thermautotrophicus]]
[[Category: Dong, J]]
[[Category: Berke I]]
[[Category: Jiang, Y]]
[[Category: Chen L]]
[[Category: Shi, N]]
[[Category: Dong J]]
[[Category: Bilobed architecture]]
[[Category: Jiang Y]]
[[Category: Ca2+ binding]]
[[Category: Shi N]]
[[Category: Flexible interface]]
[[Category: Helix-turn-helix]]
[[Category: Membrane protein]]
[[Category: Metal transport]]
[[Category: Rossmann fold]]