2cjc: Difference between revisions

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


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==Complexes of Dodecin with Flavin and Flavin-like Ligands==
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<StructureSection load='2cjc' size='340' side='right'caption='[[2cjc]], [[Resolution|resolution]] 1.85&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'>[[2cjc]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Halobacterium_salinarum Halobacterium salinarum]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2CJC OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2CJC 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]] 1.85&#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=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=FAD:FLAVIN-ADENINE+DINUCLEOTIDE'>FAD</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
{{STRUCTURE_2cjc|  PDB=2cjc  |  SCENE=  }}
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2cjc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2cjc OCA], [https://pdbe.org/2cjc PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2cjc RCSB], [https://www.ebi.ac.uk/pdbsum/2cjc PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2cjc ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/Q9HPW4_HALSA Q9HPW4_HALSA]
== 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/cj/2cjc_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=2cjc ConSurf].
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== Publication Abstract from PubMed ==
Both extensive theoretical calculations and experimental data obtained during several decades leave little doubt that flavin adenine dinucleotide (FAD) exists in an open as well as in a closed conformation in aqueous solution. However, the knowledge about the intramolecularly stacked complex of FAD is constructed on indirect methods while direct structural evidence is lacking. Recently, dodecin was reported as an unspecific flavin binding protein which exhibits the unique binding mode of incorporating stacked dimers of flavins into a single binding pocket. Here, we show that FAD is not bound in this manner, but in monomers of intramolecularly stacked conformation. As resulting from the dodecin ligand binding characteristic, this FAD stacked conformation suggests to be directly sequestered from the aqueous solution and thus to be the first X-ray structural view on a FAD solution-stacked form. Moreover, in extraordinary FAD binding, dodecin serves as a model for studying bound monomeric (FAD) versus bound dimeric (e.g. riboflavin) flavin properties.


===COMPLEXES OF DODECIN WITH FLAVIN AND FLAVIN-LIKE LIGANDS===
Dodecin sequesters FAD in closed conformation from the aqueous solution.,Grininger M, Seiler F, Zeth K, Oesterhelt D J Mol Biol. 2006 Dec 8;364(4):561-6. Epub 2006 Sep 5. PMID:17027852<ref>PMID:17027852</ref>


 
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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== References ==
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<references/>
{{ABSTRACT_PUBMED_17027852}}
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</StructureSection>
==About this Structure==
2CJC is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Halobacterium_salinarum Halobacterium salinarum]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2CJC OCA].
 
==Reference==
Dodecin sequesters FAD in closed conformation from the aqueous solution., Grininger M, Seiler F, Zeth K, Oesterhelt D, J Mol Biol. 2006 Dec 8;364(4):561-6. Epub 2006 Sep 5. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/17027852 17027852]
[[Category: Halobacterium salinarum]]
[[Category: Halobacterium salinarum]]
[[Category: Single protein]]
[[Category: Large Structures]]
[[Category: Grininger, M.]]
[[Category: Grininger M]]
[[Category: Oesterhelt, D.]]
[[Category: Oesterhelt D]]
[[Category: Seiler, F.]]
[[Category: Seiler F]]
[[Category: Zeth, K.]]
[[Category: Zeth K]]
[[Category: Flavoprotein]]
 
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