1s2c: Difference between revisions

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[[Image:1s2c.png|left|200px]]
==Crystal structures of prostaglandin D2 11-ketoreductase in complex with the non-steroidal anti-inflammatory drugs flufenamic acid and indomethacin==
<StructureSection load='1s2c' size='340' side='right' caption='[[1s2c]], [[Resolution|resolution]] 1.80&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[1s2c]] is a 1 chain structure with sequence 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=1S2C OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1S2C FirstGlance]. <br>
</td></tr><tr><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=DMS:DIMETHYL+SULFOXIDE'>DMS</scene>, <scene name='pdbligand=FLF:2-[[3-(TRIFLUOROMETHYL)PHENYL]AMINO]+BENZOIC+ACID'>FLF</scene>, <scene name='pdbligand=NAP:NADP+NICOTINAMIDE-ADENINE-DINUCLEOTIDE+PHOSPHATE'>NAP</scene><br>
<tr><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1s1p|1s1p]], [[1s1r|1s1r]], [[1s2a|1s2a]]</td></tr>
<tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1s2c FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1s2c OCA], [http://www.rcsb.org/pdb/explore.do?structureId=1s2c RCSB], [http://www.ebi.ac.uk/pdbsum/1s2c PDBsum]</span></td></tr>
<table>
== 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/s2/1s2c_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.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/chain_selection.php?pdb_ID=2ata ConSurf].
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
It is becoming increasingly well established that nonsteroidal anti-inflammatory drugs (NSAID) protect against tumors of the gastrointestinal tract and that they may also protect against a variety of other tumors. These activities have been widely attributed to the inhibition of cylooxygenases (COX) and, in particular, COX-2. However, several observations have indicated that other targets may be involved. Besides targeting COX, certain NSAID also inhibit enzymes belonging to the aldo-keto reductase (AKR) family, including AKR1C3. We have demonstrated previously that overexpression of AKR1C3 acts to suppress cell differentiation and promote proliferation in myeloid cells. However, this enzyme has a broad tissue distribution and therefore represents a novel candidate for the target of the COX-independent antineoplastic actions of NSAID. Here we report on the X-ray crystal structures of AKR1C3 complexed with the NSAID indomethacin (1.8 A resolution) or flufenamic acid (1.7 A resolution). One molecule of indomethacin is bound in the active site, whereas flufenamic acid binds to both the active site and the beta-hairpin loop, at the opposite end of the central beta-barrel. Two other crystal structures (1.20 and 2.1 A resolution) show acetate bound in the active site occupying the proposed oxyanion hole. The data underline AKR1C3 as a COX-independent target for NSAID and will provide a structural basis for the future development of new cancer therapies with reduced COX-dependent side effects.


{{STRUCTURE_1s2c|  PDB=1s2c  |  SCENE=  }}
Crystal structures of prostaglandin D(2) 11-ketoreductase (AKR1C3) in complex with the nonsteroidal anti-inflammatory drugs flufenamic acid and indomethacin.,Lovering AL, Ride JP, Bunce CM, Desmond JC, Cummings SM, White SA Cancer Res. 2004 Mar 1;64(5):1802-10. PMID:14996743<ref>PMID:14996743</ref>


===Crystal structures of prostaglandin D2 11-ketoreductase in complex with the non-steroidal anti-inflammatory drugs flufenamic acid and indomethacin===
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>


{{ABSTRACT_PUBMED_14996743}}
==See Also==
 
*[[Prostaglandin F synthase|Prostaglandin F synthase]]
==About this Structure==
== References ==
[[1s2c]] is a 1 chain structure with sequence 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=1S2C OCA].
<references/>
 
__TOC__
==Reference==
</StructureSection>
<ref group="xtra">PMID:014996743</ref><references group="xtra"/>
[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
[[Category: Bunce, C M.]]
[[Category: Bunce, C M.]]