2evl

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==Crystal structure of human Glycolipid Transfer Protein complexed with 18:2 Galactosylceramide==
==Crystal structure of human Glycolipid Transfer Protein complexed with 18:2 Galactosylceramide==
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<StructureSection load='2evl' size='340' side='right' caption='[[2evl]], [[Resolution|resolution]] 2.20&Aring;' scene=''>
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<StructureSection load='2evl' size='340' side='right'caption='[[2evl]]' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[2evl]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Human Human]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2EVL OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2EVL FirstGlance]. <br>
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<table><tr><td colspan='2'>Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2EVL OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2EVL FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=EIC:LINOLEIC+ACID'>EIC</scene>, <scene name='pdbligand=GAL:BETA-D-GALACTOSE'>GAL</scene>, <scene name='pdbligand=LNK:PENTANE'>LNK</scene>, <scene name='pdbligand=OCT:N-OCTANE'>OCT</scene>, <scene name='pdbligand=SPH:SPHINGOSINE'>SPH</scene></td></tr>
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</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=2evl FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2evl OCA], [https://pdbe.org/2evl PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2evl RCSB], [https://www.ebi.ac.uk/pdbsum/2evl PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2evl ProSAT]</span></td></tr>
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<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1sx6|1sx6]], [[2euk|2euk]]</td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">GLTP ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=9606 HUMAN])</td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2evl FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2evl OCA], [http://pdbe.org/2evl PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2evl RCSB], [http://www.ebi.ac.uk/pdbsum/2evl PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=2evl ProSAT]</span></td></tr>
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</table>
</table>
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== Function ==
 
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[[http://www.uniprot.org/uniprot/GLTP_HUMAN GLTP_HUMAN]] Accelerates the intermembrane transfer of various glycolipids. Catalyzes the transfer of various glycosphingolipids between membranes but does not catalyze the transfer of phospholipids. May be involved in the intracellular translocation of glucosylceramides.<ref>PMID:18261224</ref> <ref>PMID:15504043</ref> <ref>PMID:17980653</ref> <ref>PMID:15329726</ref>
 
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
Check<jmol>
<jmolCheckbox>
<jmolCheckbox>
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<scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ev/2evl_consurf.spt"</scriptWhenChecked>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ev/2evl_consurf.spt"</scriptWhenChecked>
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
<text>to colour the structure by Evolutionary Conservation</text>
<text>to colour the structure by Evolutionary Conservation</text>
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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=2evl ConSurf].
</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=2evl ConSurf].
<div style="clear:both"></div>
<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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Glycosphingolipids (GSLs) play major roles in cellular growth and development. Mammalian glycolipid transfer proteins (GLTPs) are potential regulators of cell processes mediated by GSLs and display a unique architecture among lipid binding/transfer proteins. The GLTP fold represents a novel membrane targeting/interaction domain among peripheral proteins. Here we report crystal structures of human GLTP bound to GSLs of diverse acyl chain length, unsaturation, and sugar composition. Structural comparisons show a highly conserved anchoring of galactosyl- and lactosyl-amide headgroups by the GLTP recognition center. By contrast, acyl chain chemical structure and occupancy of the hydrophobic tunnel dictate partitioning between sphingosine-in and newly-observed sphingosine-out ligand-binding modes. The structural insights, combined with computed interaction propensity distributions, suggest a concerted sequence of events mediated by GLTP conformational changes during GSL transfer to and/or from membranes, as well as during GSL presentation and/or transfer to other proteins.
 
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The liganding of glycolipid transfer protein is controlled by glycolipid acyl structure.,Malinina L, Malakhova ML, Kanack AT, Lu M, Abagyan R, Brown RE, Patel DJ PLoS Biol. 2006 Nov;4(11):e362. PMID:17105344<ref>PMID:17105344</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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<div class="pdbe-citations 2evl" style="background-color:#fffaf0;"></div>
 
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== References ==
 
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<references/>
 
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Human]]
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[[Category: Large Structures]]
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[[Category: Abagyan, R]]
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[[Category: Abagyan R]]
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[[Category: Brown, R E]]
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[[Category: Brown RE]]
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[[Category: Kanack, A T]]
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[[Category: Kanack AT]]
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[[Category: Malakhova, M L]]
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[[Category: Malakhova ML]]
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[[Category: Malinina, L]]
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[[Category: Malinina L]]
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[[Category: Patel, D J]]
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[[Category: Patel DJ]]
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[[Category: Lipid transport]]
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[[Category: Protein-glycolipid complex]]
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Revision as of 10:36, 17 February 2021

Crystal structure of human Glycolipid Transfer Protein complexed with 18:2 Galactosylceramide

PDB ID 2evl

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