2w8c: Difference between revisions

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[[Image:2w8c.png|left|200px]]


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==Plastocyanin variant with N-terminal Methionine - closed structure==
The line below this paragraph, containing "STRUCTURE_2w8c", creates the "Structure Box" on the page.
<StructureSection load='2w8c' size='340' side='right'caption='[[2w8c]], [[Resolution|resolution]] 1.80&Aring;' scene=''>
You may change the PDB parameter (which sets the PDB file loaded into the applet)  
== Structural highlights ==
or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
<table><tr><td colspan='2'>[[2w8c]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Phormidium_laminosum Phormidium laminosum]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2W8C OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2W8C FirstGlance]. <br>
or leave the SCENE parameter empty for the default display.
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.8&#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=CU:COPPER+(II)+ION'>CU</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
{{STRUCTURE_2w8c|  PDB=2w8c  |  SCENE=  }}
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2w8c FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2w8c OCA], [https://pdbe.org/2w8c PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2w8c RCSB], [https://www.ebi.ac.uk/pdbsum/2w8c PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2w8c ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/PLAS_PHOLA PLAS_PHOLA] Participates in electron transfer between P700 and the cytochrome b6-f complex in photosystem I.
== 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/w8/2w8c_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=2w8c ConSurf].
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== Publication Abstract from PubMed ==
The beta-sandwich cupredoxin Plastocyanin (Pc) was found to self-assemble in the presence of Zn(2+), a known mediator of protein-protein interfaces. Diffraction-quality crystals of Pc grew from solutions containing zinc acetate as the sole precipitant. Di- and trinuclear zinc sites contribute to the crystal contacts in this structure. A different crystal form, also involving numerous zinc bridging ions, was obtained in the presence of poly(ethylene glycol) 8 000. Comparison of the two crystal forms reveals the effect of macromolecular crowding on self-assembly. Solution-state structural characterisation of the Zn(2+)-mediated Pc oligomers was performed by using a combination of chemical shift perturbation mapping and small-angle X-ray scattering. The data indicate the formation of dimers in solution. The implications for metal-mediated assembly and crystallisation are discussed.


===PLASTOCYANIN VARIANT WITH N-TERMINAL METHIONINE - CLOSED STRUCTURE===
Metal-Mediated Self-Assembly of a beta-Sandwich Protein.,Crowley PB, Matias PM, Khan AR, Roessle M, Svergun DI Chemistry. 2009 Oct 15. PMID:19834935<ref>PMID:19834935</ref>


From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
<div class="pdbe-citations 2w8c" style="background-color:#fffaf0;"></div>


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==See Also==
The line below this paragraph, {{ABSTRACT_PUBMED_19834935}}, adds the Publication Abstract to the page
*[[Plastocyanin 3D structures|Plastocyanin 3D structures]]
(as it appears on PubMed at http://www.pubmed.gov), where 19834935 is the PubMed ID number.
== References ==
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<references/>
{{ABSTRACT_PUBMED_19834935}}
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</StructureSection>
==About this Structure==
[[Category: Large Structures]]
2W8C is a 2 chains structure with sequences from [http://en.wikipedia.org/wiki/Phormidium_laminosum Phormidium laminosum]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2W8C OCA].
 
==Reference==
<ref group="xtra">PMID:19834935</ref><references group="xtra"/>
[[Category: Phormidium laminosum]]
[[Category: Phormidium laminosum]]
[[Category: Crowley, P B.]]
[[Category: Crowley PB]]
[[Category: Khan, A R.]]
[[Category: Khan AR]]
[[Category: Matias, P M.]]
[[Category: Matias PM]]
[[Category: Copper]]
[[Category: Cupredoxin]]
[[Category: Electron transport]]
[[Category: Metal-binding]]
[[Category: Protein interaction]]
[[Category: Self-assembly]]
[[Category: Transport]]
 
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