3csl

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[[Image:3csl.png|left|200px]]
 
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==Structure of the Serratia marcescens hemophore receptor HasR in complex with its hemophore HasA and heme==
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The line below this paragraph, containing "STRUCTURE_3csl", creates the "Structure Box" on the page.
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<StructureSection load='3csl' size='340' side='right'caption='[[3csl]], [[Resolution|resolution]] 2.70&Aring;' scene=''>
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You may change the PDB parameter (which sets the PDB file loaded into the applet)
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== Structural highlights ==
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or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
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<table><tr><td colspan='2'>[[3csl]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Serratia_marcescens Serratia marcescens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3CSL OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3CSL FirstGlance]. <br>
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or leave the SCENE parameter empty for the default display.
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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]] 2.7&#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=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=HEM:PROTOPORPHYRIN+IX+CONTAINING+FE'>HEM</scene></td></tr>
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{{STRUCTURE_3csl| PDB=3csl | SCENE= }}
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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=3csl FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3csl OCA], [https://pdbe.org/3csl PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3csl RCSB], [https://www.ebi.ac.uk/pdbsum/3csl PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3csl ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/Q79AD2_SERMA Q79AD2_SERMA]
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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/cs/3csl_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.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=3csl 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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Gram-negative bacteria use specific heme uptake systems, relying on outer membrane receptors and excreted heme-binding proteins (hemophores) to scavenge and actively transport heme. To unravel the unknown molecular details involved, we present 3 structures of the Serratia marcescens receptor HasR in complex with its hemophore HasA. The transfer of heme over a distance of 9 A from its high-affinity site in HasA into a site of lower affinity in HasR is coupled with the exergonic complex formation of the 2 proteins. Upon docking to the receptor, 1 of the 2 axial heme coordinations of the hemophore is initially broken, but the position and orientation of the heme is preserved. Subsequently, steric displacement of heme by a receptor residue ruptures the other axial coordination, leading to heme transfer into the receptor.
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===Structure of the Serratia marcescens hemophore receptor HasR in complex with its hemophore HasA and heme===
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Heme uptake across the outer membrane as revealed by crystal structures of the receptor-hemophore complex.,Krieg S, Huche F, Diederichs K, Izadi-Pruneyre N, Lecroisey A, Wandersman C, Delepelaire P, Welte W Proc Natl Acad Sci U S A. 2009 Jan 27;106(4):1045-50. Epub 2009 Jan 14. PMID:19144921<ref>PMID:19144921</ref>
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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</div>
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The line below this paragraph, {{ABSTRACT_PUBMED_19144921}}, adds the Publication Abstract to the page
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<div class="pdbe-citations 3csl" style="background-color:#fffaf0;"></div>
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(as it appears on PubMed at http://www.pubmed.gov), where 19144921 is the PubMed ID number.
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== References ==
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<references/>
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{{ABSTRACT_PUBMED_19144921}}
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__TOC__
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</StructureSection>
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==About this Structure==
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[[Category: Large Structures]]
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[[3csl]] is a 4 chain structure with sequence from [http://en.wikipedia.org/wiki/Serratia_marcescens Serratia marcescens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3CSL OCA].
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==Reference==
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<ref group="xtra">PMID:019144921</ref><references group="xtra"/>
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[[Category: Serratia marcescens]]
[[Category: Serratia marcescens]]
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[[Category: Diederichs, K.]]
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[[Category: Diederichs K]]
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[[Category: Krieg, S.]]
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[[Category: Krieg S]]
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[[Category: Beta-barrel]]
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[[Category: Heme]]
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[[Category: Hemophore receptor]]
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[[Category: Iron]]
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[[Category: Membrane protein-heme binding protein complex]]
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[[Category: Metal-binding]]
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[[Category: Outer membrane protein]]
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[[Category: Secreted]]
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[[Category: Tonb box]]
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Current revision

Structure of the Serratia marcescens hemophore receptor HasR in complex with its hemophore HasA and heme

PDB ID 3csl

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