2xb3: Difference between revisions

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{{STRUCTURE_2xb3|  PDB=2xb3  |  SCENE=  }}
===THE STRUCTURE OF CYANOBACTERIAL PSBP===
{{ABSTRACT_PUBMED_20698571}}


==About this Structure==
==The Structure of Cyanobacterial PsbP==
[[2xb3]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Thermosynechococcus_elongatus Thermosynechococcus elongatus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2XB3 OCA].  
<StructureSection load='2xb3' size='340' side='right'caption='[[2xb3]], [[Resolution|resolution]] 2.80&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[2xb3]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Thermosynechococcus_vestitus_BP-1 Thermosynechococcus vestitus BP-1]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2XB3 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2XB3 FirstGlance]. <br>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.8&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></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=2xb3 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2xb3 OCA], [https://pdbe.org/2xb3 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2xb3 RCSB], [https://www.ebi.ac.uk/pdbsum/2xb3 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2xb3 ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/Q8DH84_THEVB Q8DH84_THEVB]
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
  <jmolCheckbox>
    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/xb/2xb3_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=2xb3 ConSurf].
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
We present here the crystal structure of CyanoP (Tlr2075) from Thermosynechococcus elongatus at 2.8 A. CyanoP is a substoichiometric component of the isolated cyanobacterial Photosystem II (PSII) complex, distantly related to the PsbP extrinsic subunit of the oxygen-evolving PSII complex in higher plants and green algae. Despite the relatively low degree of sequence similarity, we have found that CyanoP adopts the same beta-sandwich fold as higher-plant PsbP and contains a well-conserved metal (zinc)-binding site that is also present in plant PsbP. Our results support the idea that CyanoP represents the basal structural fold of the PsbP superfamily.


==Reference==
Structure of CyanoP at 2.8 A: Implications for the Evolution and Function of the PsbP Subunit of Photosystem II .,Michoux F, Takasaka K, Boehm M, Nixon PJ, Murray JW Biochemistry. 2010 Aug 17. PMID:20698571<ref>PMID:20698571</ref>
<ref group="xtra">PMID:020698571</ref><references group="xtra"/>
 
[[Category: Thermosynechococcus elongatus]]
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
[[Category: Michoux, F.]]
</div>
[[Category: Murray, J W.]]
<div class="pdbe-citations 2xb3" style="background-color:#fffaf0;"></div>
[[Category: Nixon, P.]]
== References ==
[[Category: Takasaka, K.]]
<references/>
[[Category: Photosynthesis]]
__TOC__
[[Category: Photosystem]]
</StructureSection>
[[Category: Zinc-binding]]
[[Category: Large Structures]]
[[Category: Thermosynechococcus vestitus BP-1]]
[[Category: Michoux F]]
[[Category: Murray JW]]
[[Category: Nixon P]]
[[Category: Takasaka K]]

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