2bl2: Difference between revisions

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[[Image:2bl2.png|left|200px]]


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==The membrane rotor of the V-type ATPase from Enterococcus hirae==
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<StructureSection load='2bl2' size='340' side='right'caption='[[2bl2]], [[Resolution|resolution]] 2.10&Aring;' scene=''>
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== Structural highlights ==
or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
<table><tr><td colspan='2'>[[2bl2]] is a 10 chain structure with sequence from [https://en.wikipedia.org/wiki/Enterococcus_hirae Enterococcus hirae]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2BL2 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2BL2 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]] 2.1&#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=LHG:1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE'>LHG</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=UMQ:UNDECYL-MALTOSIDE'>UMQ</scene></td></tr>
{{STRUCTURE_2bl2|  PDB=2bl2  |  SCENE=  }}
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2bl2 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2bl2 OCA], [https://pdbe.org/2bl2 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2bl2 RCSB], [https://www.ebi.ac.uk/pdbsum/2bl2 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2bl2 ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/NTPK_ENTHA NTPK_ENTHA] Involved in ATP-driven sodium extrusion.
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
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    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/bl/2bl2_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
    <text>to colour the structure by Evolutionary Conservation</text>
  </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/main_output.php?pdb_ID=2bl2 ConSurf].
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== Publication Abstract from PubMed ==
The membrane rotor ring from the vacuolar-type (V-type) sodium ion-pumping adenosine triphosphatase (Na+-ATPase) from Enterococcus hirae consists of 10 NtpK subunits, which are homologs of the 16-kilodalton and 8-kilodalton proteolipids found in other V-ATPases and in F1Fo- or F-ATPases, respectively. Each NtpK subunit has four transmembrane alpha helices, with a sodium ion bound between helices 2 and 4 at a site buried deeply in the membrane that includes the essential residue glutamate-139. This site is probably connected to the membrane surface by two half-channels in subunit NtpI, against which the ring rotates. Symmetry mismatch between the rotor and catalytic domains appears to be an intrinsic feature of both V- and F-ATPases.


===THE MEMBRANE ROTOR OF THE V-TYPE ATPASE FROM ENTEROCOCCUS HIRAE===
Structure of the rotor of the V-Type Na+-ATPase from Enterococcus hirae.,Murata T, Yamato I, Kakinuma Y, Leslie AG, Walker JE Science. 2005 Apr 29;308(5722):654-9. Epub 2005 Mar 31. PMID:15802565<ref>PMID:15802565</ref>


 
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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{{ABSTRACT_PUBMED_15802565}}
 
==About this Structure==
[[2bl2]] is a 10 chain structure of [[ATP synthase]] with sequence from [http://en.wikipedia.org/wiki/Enterococcus_hirae Enterococcus hirae]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2BL2 OCA].


==See Also==
==See Also==
*[[ATP synthase]]
*[[ATPase 3D structures|ATPase 3D structures]]
 
== References ==
==Reference==
<references/>
<ref group="xtra">PMID:015802565</ref><references group="xtra"/>
__TOC__
</StructureSection>
[[Category: Enterococcus hirae]]
[[Category: Enterococcus hirae]]
[[Category: Kakinuma, Y.]]
[[Category: Large Structures]]
[[Category: Leslie, A G.W.]]
[[Category: Kakinuma Y]]
[[Category: Murata, T.]]
[[Category: Leslie AGW]]
[[Category: Walker, J E.]]
[[Category: Murata T]]
[[Category: Yamato, I.]]
[[Category: Walker JE]]
[[Category: Hydrogen ion transport]]
[[Category: Yamato I]]
[[Category: Hydrolase]]
[[Category: K-ring]]
[[Category: Membrane rotor]]
[[Category: Sodium transporter]]
[[Category: Transmembrane]]
[[Category: V-type atpase]]

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