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1qny

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(New page: 200px<br /> <applet load="1qny" size="450" color="white" frame="true" align="right" spinBox="true" caption="1qny, resolution 1.8&Aring;" /> '''X-RAY REFINEMENT OF ...)
Current revision (09:02, 9 May 2024) (edit) (undo)
 
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[[Image:1qny.gif|left|200px]]<br />
 
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<applet load="1qny" size="450" color="white" frame="true" align="right" spinBox="true"
 
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caption="1qny, resolution 1.8&Aring;" />
 
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'''X-RAY REFINEMENT OF D2O SOAKED CRYSTAL OF CONCANAVALIN A'''<br />
 
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==Overview==
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==X-ray refinement of D2O soaked crystal of concanavalin A==
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The correct positions of the deuterium (D) atoms of many of the bound, waters in the protein concanavalin A are revealed by neutron Laue, diffraction. The approach includes cases where these water D atoms show, enough mobility to render them invisible even to ultra-high resolution, synchrotron-radiation X-ray crystallography. The positions of the bound, water H atoms calculated on the basis of chemical and energetic, considerations are often incorrect. The D-atom positions for the water, molecules in the Mn-, Ca- and sugar-binding sites of concanavalin A are, described in detail.
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<StructureSection load='1qny' size='340' side='right'caption='[[1qny]], [[Resolution|resolution]] 1.80&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[1qny]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Canavalia_ensiformis Canavalia ensiformis]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1QNY OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1QNY 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]] 1.8&#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=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=MN:MANGANESE+(II)+ION'>MN</scene></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1qny FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1qny OCA], [https://pdbe.org/1qny PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1qny RCSB], [https://www.ebi.ac.uk/pdbsum/1qny PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1qny ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/CONA_CANEN CONA_CANEN] D-mannose specific lectin.
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== Evolutionary Conservation ==
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[[Image:Consurf_key_small.gif|200px|right]]
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Check<jmol>
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<jmolCheckbox>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/qn/1qny_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
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<text>to colour the structure by Evolutionary Conservation</text>
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</jmolCheckbox>
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</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=1qny ConSurf].
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<div style="clear:both"></div>
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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The correct positions of the deuterium (D) atoms of many of the bound waters in the protein concanavalin A are revealed by neutron Laue diffraction. The approach includes cases where these water D atoms show enough mobility to render them invisible even to ultra-high resolution synchrotron-radiation X-ray crystallography. The positions of the bound water H atoms calculated on the basis of chemical and energetic considerations are often incorrect. The D-atom positions for the water molecules in the Mn-, Ca- and sugar-binding sites of concanavalin A are described in detail.
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==About this Structure==
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Direct determination of the positions of the deuterium atoms of the bound water in -concanavalin A by neutron Laue crystallography.,Habash J, Raftery J, Nuttall R, Price HJ, Wilkinson C, Kalb AJ, Helliwell JR Acta Crystallogr D Biol Crystallogr. 2000 May;56(Pt 5):541-50. PMID:10771422<ref>PMID:10771422</ref>
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1QNY is a [[http://en.wikipedia.org/wiki/Single_protein Single protein]] structure of sequence from [[http://en.wikipedia.org/wiki/Canavalia_ensiformis Canavalia ensiformis]] with MN and CA as [[http://en.wikipedia.org/wiki/ligands ligands]]. Full crystallographic information is available from [[http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1QNY OCA]].
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==Reference==
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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Direct determination of the positions of the deuterium atoms of the bound water in -concanavalin A by neutron Laue crystallography., Habash J, Raftery J, Nuttall R, Price HJ, Wilkinson C, Kalb AJ, Helliwell JR, Acta Crystallogr D Biol Crystallogr. 2000 May;56(Pt 5):541-50. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=10771422 10771422]
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</div>
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[[Category: Canavalia ensiformis]]
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<div class="pdbe-citations 1qny" style="background-color:#fffaf0;"></div>
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[[Category: Single protein]]
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[[Category: Gilboa, A.J.Kalb.]]
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[[Category: Habash, J.]]
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[[Category: Helliwell, J.R.]]
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[[Category: Lehmann, M.S.]]
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[[Category: Nuttall, R.]]
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[[Category: Price, H.J.]]
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[[Category: Raftery, J.]]
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[[Category: Wilkinson, C.]]
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[[Category: CA]]
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[[Category: MN]]
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[[Category: concanavalin a]]
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[[Category: d2o soaked]]
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[[Category: sacchsaride free]]
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''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Mon Oct 29 22:11:43 2007''
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==See Also==
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*[[Concanavalin 3D structures|Concanavalin 3D structures]]
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== References ==
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<references/>
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__TOC__
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</StructureSection>
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[[Category: Canavalia ensiformis]]
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[[Category: Large Structures]]
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[[Category: Habash J]]
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[[Category: Helliwell JR]]
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[[Category: Lehmann MS]]
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[[Category: Nuttall R]]
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[[Category: Price HJ]]
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[[Category: Raftery J]]
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[[Category: Wilkinson C]]

Current revision

X-ray refinement of D2O soaked crystal of concanavalin A

PDB ID 1qny

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