1dfi

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(New page: 200px<br /><applet load="1dfi" size="450" color="white" frame="true" align="right" spinBox="true" caption="1dfi, resolution 2.09&Aring;" /> '''X-RAY STRUCTURE OF E...)
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[[Image:1dfi.jpg|left|200px]]<br /><applet load="1dfi" size="450" color="white" frame="true" align="right" spinBox="true"
 
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caption="1dfi, resolution 2.09&Aring;" />
 
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'''X-RAY STRUCTURE OF ESCHERICHIA COLI ENOYL REDUCTASE WITH BOUND NAD'''<br />
 
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==Overview==
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==X-RAY STRUCTURE OF ESCHERICHIA COLI ENOYL REDUCTASE WITH BOUND NAD==
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Enoyl reductase (ENR), an enzyme involved in fatty acid biosynthesis, is, the target for antibacterial diazaborines and the front-line, antituberculosis drug isoniazid. Analysis of the structures of complexes, of Escherichia coli ENR with nicotinamide adenine dinucleotide and either, thienodiazaborine or benzodiazaborine revealed the formation of a covalent, bond between the 2' hydroxyl of the nicotinamide ribose and a boron atom, in the drugs to generate a tight, noncovalently bound bisubstrate analog., This analysis has implications for the structure-based design of, inhibitors of ENR, and similarities to other oxidoreductases suggest that, mimicking this molecular linkage may have generic applications in other, areas of medicinal chemistry.
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<StructureSection load='1dfi' size='340' side='right'caption='[[1dfi]], [[Resolution|resolution]] 2.09&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[1dfi]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1DFI OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1DFI 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]] 2.09&#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=NAD:NICOTINAMIDE-ADENINE-DINUCLEOTIDE'>NAD</scene></td></tr>
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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=1dfi FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1dfi OCA], [https://pdbe.org/1dfi PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1dfi RCSB], [https://www.ebi.ac.uk/pdbsum/1dfi PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1dfi ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/FABI_ECOLI FABI_ECOLI] Catalyzes the reduction of a carbon-carbon double bond in an enoyl moiety that is covalently linked to an acyl carrier protein (ACP). Involved in the elongation cycle of fatty acid which are used in the lipid metabolism and in the biotin biosynthesis.<ref>PMID:8119879</ref> <ref>PMID:7592873</ref> <ref>PMID:20693992</ref>
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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/df/1dfi_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.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=1dfi 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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Enoyl reductase (ENR), an enzyme involved in fatty acid biosynthesis, is the target for antibacterial diazaborines and the front-line antituberculosis drug isoniazid. Analysis of the structures of complexes of Escherichia coli ENR with nicotinamide adenine dinucleotide and either thienodiazaborine or benzodiazaborine revealed the formation of a covalent bond between the 2' hydroxyl of the nicotinamide ribose and a boron atom in the drugs to generate a tight, noncovalently bound bisubstrate analog. This analysis has implications for the structure-based design of inhibitors of ENR, and similarities to other oxidoreductases suggest that mimicking this molecular linkage may have generic applications in other areas of medicinal chemistry.
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==About this Structure==
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A mechanism of drug action revealed by structural studies of enoyl reductase.,Baldock C, Rafferty JB, Sedelnikova SE, Baker PJ, Stuitje AR, Slabas AR, Hawkes TR, Rice DW Science. 1996 Dec 20;274(5295):2107-10. PMID:8953047<ref>PMID:8953047</ref>
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1DFI is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli] with NAD as [http://en.wikipedia.org/wiki/ligand ligand]. Active as [http://en.wikipedia.org/wiki/Enoyl-[acyl-carrier-protein]_reductase_(NADH) Enoyl-[acyl-carrier-protein] reductase (NADH)], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=1.3.1.9 1.3.1.9] Full crystallographic information is available from [http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1DFI OCA].
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==Reference==
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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A mechanism of drug action revealed by structural studies of enoyl reductase., Baldock C, Rafferty JB, Sedelnikova SE, Baker PJ, Stuitje AR, Slabas AR, Hawkes TR, Rice DW, Science. 1996 Dec 20;274(5295):2107-10. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=8953047 8953047]
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</div>
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[[Category: Enoyl-[acyl-carrier-protein] reductase (NADH)]]
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<div class="pdbe-citations 1dfi" style="background-color:#fffaf0;"></div>
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[[Category: Escherichia coli]]
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[[Category: Single protein]]
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[[Category: Baldock, C.]]
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[[Category: Rafferty, J.B.]]
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[[Category: Rice, D.W.]]
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[[Category: NAD]]
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[[Category: lipid biosynthesis]]
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[[Category: oxidoreductase]]
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''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Tue Nov 20 13:14:37 2007''
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==See Also==
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*[[Enoyl-Acyl-Carrier Protein Reductase 3D structures|Enoyl-Acyl-Carrier Protein Reductase 3D structures]]
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== References ==
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<references/>
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__TOC__
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</StructureSection>
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[[Category: Escherichia coli]]
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[[Category: Large Structures]]
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[[Category: Baldock C]]
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[[Category: Rafferty JB]]
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[[Category: Rice DW]]

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X-RAY STRUCTURE OF ESCHERICHIA COLI ENOYL REDUCTASE WITH BOUND NAD

PDB ID 1dfi

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