2xw1: Difference between revisions

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==Human serum albumin complexed with dansyl-L-norvaline==
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<StructureSection load='2xw1' size='340' side='right'caption='[[2xw1]], [[Resolution|resolution]] 2.50&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[2xw1]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2XW1 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2XW1 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]] 2.5&#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=9NV:DANSYL-L-NORVALINE'>9NV</scene></td></tr>
{{STRUCTURE_2xw1|  PDB=2xw1  |  SCENE= }}
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2xw1 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2xw1 OCA], [https://pdbe.org/2xw1 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2xw1 RCSB], [https://www.ebi.ac.uk/pdbsum/2xw1 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2xw1 ProSAT]</span></td></tr>
</table>
== Disease ==
[https://www.uniprot.org/uniprot/ALBU_HUMAN ALBU_HUMAN] Defects in ALB are a cause of familial dysalbuminemic hyperthyroxinemia (FDH) [MIM:[https://omim.org/entry/103600 103600]. FDH is a form of euthyroid hyperthyroxinemia that is due to increased affinity of ALB for T(4). It is the most common cause of inherited euthyroid hyperthyroxinemia in Caucasian population.<ref>PMID:8048949</ref> <ref>PMID:7852505</ref> <ref>PMID:9329347</ref> <ref>PMID:9589637</ref>
== Function ==
[https://www.uniprot.org/uniprot/ALBU_HUMAN ALBU_HUMAN] Serum albumin, the main protein of plasma, has a good binding capacity for water, Ca(2+), Na(+), K(+), fatty acids, hormones, bilirubin and drugs. Its main function is the regulation of the colloidal osmotic pressure of blood. Major zinc transporter in plasma, typically binds about 80% of all plasma zinc.<ref>PMID:19021548</ref>
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== Publication Abstract from PubMed ==
Human serum albumin (HSA) has two primary binding sites for drug molecules. These sites selectively bind different dansylated amino acid compounds, which-due to their intrinsic fluorescence-have long been used as specific markers for the drug pockets on HSA. We present here the co-crystal structures of HSA in complex with six dansylated amino acids that are specific for either drug site 1 (dansyl-l-asparagine, dansyl-l-arginine, dansyl-l-glutamate) or drug site 2 (dansyl-l-norvaline, dansyl-l-phenylalanine, dansyl-l-sarcosine). Our results explain the structural basis of the site-specificity of different dansylated amino acids. They also show that fatty acid binding has only a modest effect on binding of dansylated amino acids to drug site 1 and identify the location of secondary binding sites.


===HUMAN SERUM ALBUMIN COMPLEXED WITH DANSYL-L-NORVALINE===
Structural basis of binding of fluorescent, site-specific dansylated amino acids to human serum albumin.,Ryan AJ, Ghuman J, Zunszain PA, Chung CW, Curry S J Struct Biol. 2010 Oct 18. PMID:20940056<ref>PMID:20940056</ref>


From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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==See Also==
The line below this paragraph, {{ABSTRACT_PUBMED_20940056}}, adds the Publication Abstract to the page
*[[Albumin 3D structures|Albumin 3D structures]]
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== References ==
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</StructureSection>
==About this Structure==
2XW1 is a 2 chains structure with sequences from [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2XW1 OCA].
 
==Reference==
<ref group="xtra">PMID:20940056</ref><references group="xtra"/>
[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
[[Category: Curry, S.]]
[[Category: Large Structures]]
[[Category: Ryan, A J.]]
[[Category: Curry S]]
[[Category: Transport protein]]
[[Category: Ryan AJ]]
 
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