2qe5

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[[Image:2qe5.jpg|left|200px]]
 
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{{Structure
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==Structure of HCV NS5B Bound to an Anthranilic Acid Inhibitor==
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|PDB= 2qe5 |SIZE=350|CAPTION= <scene name='initialview01'>2qe5</scene>, resolution 2.60&Aring;
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<StructureSection load='2qe5' size='340' side='right'caption='[[2qe5]], [[Resolution|resolution]] 2.60&Aring;' scene=''>
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|SITE=
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== Structural highlights ==
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|LIGAND= <scene name='pdbligand=617:2-{[(4-CHLOROPHENOXY)ACETYL]AMINO}BENZOIC ACID'>617</scene>
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<table><tr><td colspan='2'>[[2qe5]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Hepatitis_C_virus_subtype_1b Hepatitis C virus subtype 1b]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2QE5 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2QE5 FirstGlance]. <br>
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|ACTIVITY= [http://en.wikipedia.org/wiki/RNA-directed_RNA_polymerase RNA-directed RNA polymerase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.7.7.48 2.7.7.48]
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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]] 2.6&#8491;</td></tr>
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|GENE= NS5B ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=42791 Hepatitis C virus subtype 3b])
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=617:2-{[(4-CHLOROPHENOXY)ACETYL]AMINO}BENZOIC+ACID'>617</scene></td></tr>
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}}
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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=2qe5 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2qe5 OCA], [https://pdbe.org/2qe5 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2qe5 RCSB], [https://www.ebi.ac.uk/pdbsum/2qe5 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2qe5 ProSAT]</span></td></tr>
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</table>
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'''Structure of HCV NS5B Bound to an Anthranilic Acid Inhibitor'''
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== Function ==
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[https://www.uniprot.org/uniprot/Q99AU2_9HEPC Q99AU2_9HEPC]
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== Evolutionary Conservation ==
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==Overview==
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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/qe/2qe5_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=2qe5 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 ==
A series of potent anthranilic acid-based inhibitors of the hepatitis C NS5B polymerase has been identified. The inhibitors bind to a site on NS5B between the thumb and palm regions adjacent to the active site as determined by X-ray crystallography of the enzyme-inhibitor complex. Guided by both molecular modeling and traditional SAR, the enzyme activity of the initial hit was improved by approximately 100-fold, yielding a series of potent and selective NS5B inhibitors with IC50 values as low as 10 nM. These compounds were also inhibitors of the HCV replicon in cultured HUH7 cells.
A series of potent anthranilic acid-based inhibitors of the hepatitis C NS5B polymerase has been identified. The inhibitors bind to a site on NS5B between the thumb and palm regions adjacent to the active site as determined by X-ray crystallography of the enzyme-inhibitor complex. Guided by both molecular modeling and traditional SAR, the enzyme activity of the initial hit was improved by approximately 100-fold, yielding a series of potent and selective NS5B inhibitors with IC50 values as low as 10 nM. These compounds were also inhibitors of the HCV replicon in cultured HUH7 cells.
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==About this Structure==
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Identification of anthranilic acid derivatives as a novel class of allosteric inhibitors of hepatitis C NS5B polymerase.,Nittoli T, Curran K, Insaf S, DiGrandi M, Orlowski M, Chopra R, Agarwal A, Howe AY, Prashad A, Floyd MB, Johnson B, Sutherland A, Wheless K, Feld B, O'Connell J, Mansour TS, Bloom J J Med Chem. 2007 May 3;50(9):2108-16. Epub 2007 Apr 3. PMID:17402724<ref>PMID:17402724</ref>
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2QE5 is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Hepatitis_c_virus_subtype_3b Hepatitis c virus subtype 3b]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2QE5 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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Identification of anthranilic acid derivatives as a novel class of allosteric inhibitors of hepatitis C NS5B polymerase., Nittoli T, Curran K, Insaf S, DiGrandi M, Orlowski M, Chopra R, Agarwal A, Howe AY, Prashad A, Floyd MB, Johnson B, Sutherland A, Wheless K, Feld B, O'Connell J, Mansour TS, Bloom J, J Med Chem. 2007 May 3;50(9):2108-16. Epub 2007 Apr 3. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/17402724 17402724]
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</div>
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[[Category: Hepatitis c virus subtype 3b]]
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<div class="pdbe-citations 2qe5" style="background-color:#fffaf0;"></div>
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[[Category: RNA-directed RNA polymerase]]
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[[Category: Single protein]]
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[[Category: Bard, J.]]
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[[Category: Chopra, R.]]
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[[Category: Svenson, K.]]
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[[Category: 617]]
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[[Category: transferase polymerase]]
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Mar 20 18:24:53 2008''
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==See Also==
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*[[RNA polymerase 3D structures|RNA polymerase 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: Hepatitis C virus subtype 1b]]
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[[Category: Large Structures]]
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[[Category: Bard J]]
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[[Category: Chopra R]]
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[[Category: Svenson K]]

Current revision

Structure of HCV NS5B Bound to an Anthranilic Acid Inhibitor

PDB ID 2qe5

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