1ly0: Difference between revisions
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==Structure of thaumatin crystallized in the presence of glycerol== | |||
<StructureSection load='1ly0' size='340' side='right'caption='[[1ly0]], [[Resolution|resolution]] 1.36Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[1ly0]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Thaumatococcus_daniellii Thaumatococcus daniellii]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1LY0 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1LY0 FirstGlance]. <br> | |||
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.36Å</td></tr> | |||
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=TLA:L(+)-TARTARIC+ACID'>TLA</scene></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=1ly0 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1ly0 OCA], [https://pdbe.org/1ly0 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1ly0 RCSB], [https://www.ebi.ac.uk/pdbsum/1ly0 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1ly0 ProSAT]</span></td></tr> | |||
</table> | |||
== Function == | |||
[https://www.uniprot.org/uniprot/THM1_THADA THM1_THADA] Taste-modifying protein; intensely sweet-tasting. It is 100000 times sweeter than sucrose on a molar basis. | |||
== 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/ly/1ly0_consurf.spt"</scriptWhenChecked> | |||
<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.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=1ly0 ConSurf]. | |||
<div style="clear:both"></div> | |||
<div style="background-color:#fffaf0;"> | |||
== Publication Abstract from PubMed == | |||
The intensely sweet protein thaumatin has been crystallized at 293 K in the presence of sodium tartrate and 25%(v/v) glycerol for X-ray diffraction data collection at 100 K. A comparison of the three-dimensional structure model derived from a crystal grown in the presence of glycerol with that of a control deprived of this additive reveals only minor changes in the overall structure but a approximately 20% reduction in the number of water molecules. X-ray topography analyses show that the overall quality of the crystals prepared in the presence of this cryoprotectant is enhanced. | |||
Crystallization in the presence of glycerol displaces water molecules in the structure of thaumatin.,Charron C, Kadri A, Robert MC, Giege R, Lorber B Acta Crystallogr D Biol Crystallogr. 2002 Dec;58(Pt 12):2060-5. Epub 2002, Nov 23. PMID:12454465<ref>PMID:12454465</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
</div> | |||
<div class="pdbe-citations 1ly0" style="background-color:#fffaf0;"></div> | |||
== References == | |||
<references/> | |||
== | __TOC__ | ||
< | </StructureSection> | ||
[[Category: Large Structures]] | |||
[[Category: Thaumatococcus daniellii]] | [[Category: Thaumatococcus daniellii]] | ||
[[Category: Charron | [[Category: Charron C]] | ||
[[Category: Giege | [[Category: Giege R]] | ||
[[Category: Kadri | [[Category: Kadri A]] | ||
[[Category: Lorber | [[Category: Lorber B]] | ||
[[Category: Robert | [[Category: Robert MC]] | ||