2a4q

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{{Seed}}
 
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[[Image:2a4q.png|left|200px]]
 
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==HCV NS3 protease with NS4a peptide and a covalently bound macrocyclic ketoamide compound.==
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The line below this paragraph, containing "STRUCTURE_2a4q", creates the "Structure Box" on the page.
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<StructureSection load='2a4q' size='340' side='right'caption='[[2a4q]], [[Resolution|resolution]] 2.45&Aring;' scene=''>
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You may change the PDB parameter (which sets the PDB file loaded into the applet)
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== Structural highlights ==
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or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
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<table><tr><td colspan='2'>[[2a4q]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Hepacivirus_C Hepacivirus C]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2A4Q OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2A4Q 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]] 2.45&#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=BME:BETA-MERCAPTOETHANOL'>BME</scene>, <scene name='pdbligand=FNH:(2R)-({N-[(3S)-3-({[(3S,6S)-6-CYCLOHEXYL-5,8-DIOXO-4,7-DIAZABICYCLO[14.3.1]ICOSA-1(20),16,18-TRIEN-3-YL]CARBONYL}AMINO)-2-OXOHEXANOYL]GLYCYL}AMINO)(PHENYL)ACETIC+ACID'>FNH</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
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{{STRUCTURE_2a4q| PDB=2a4q | SCENE= }}
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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=2a4q FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2a4q OCA], [https://pdbe.org/2a4q PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2a4q RCSB], [https://www.ebi.ac.uk/pdbsum/2a4q PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2a4q ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/Q91RS4_9HEPC Q91RS4_9HEPC]
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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The 17-membered phenylalanine-based macrocycle 6 was prepared starting from 3-iodo-phenylalanine. Macrocyclization of alkene phenyl iodide 5 was effected through a palladium-catalyzed Heck reaction. The macrocyclic alpha-ketoamides were active inhibitors of the HCV NS3 protease, with the C-terminal acids and amides being more potent than tert-butyl esters.
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===HCV NS3 protease with NS4a peptide and a covalently bound macrocyclic ketoamide compound.===
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Synthesis and biological activity of macrocyclic inhibitors of hepatitis C virus (HCV) NS3 protease.,Chen KX, Njoroge FG, Prongay A, Pichardo J, Madison V, Girijavallabhan V Bioorg Med Chem Lett. 2005 Oct 15;15(20):4475-8. PMID:16112859<ref>PMID:16112859</ref>
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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</div>
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<div class="pdbe-citations 2a4q" style="background-color:#fffaf0;"></div>
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==See Also==
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The line below this paragraph, {{ABSTRACT_PUBMED_16112859}}, adds the Publication Abstract to the page
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*[[Helicase 3D structures|Helicase 3D structures]]
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(as it appears on PubMed at http://www.pubmed.gov), where 16112859 is the PubMed ID number.
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*[[Virus protease 3D structures|Virus protease 3D structures]]
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== References ==
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{{ABSTRACT_PUBMED_16112859}}
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<references/>
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__TOC__
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==About this Structure==
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</StructureSection>
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2A4Q is a [[Protein complex]] structure of sequences from [http://en.wikipedia.org/wiki/Hepatitis_c_virus Hepatitis c virus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2A4Q OCA].
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[[Category: Hepacivirus C]]
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[[Category: Large Structures]]
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==Reference==
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[[Category: Chen KX]]
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Synthesis and biological activity of macrocyclic inhibitors of hepatitis C virus (HCV) NS3 protease., Chen KX, Njoroge FG, Prongay A, Pichardo J, Madison V, Girijavallabhan V, Bioorg Med Chem Lett. 2005 Oct 15;15(20):4475-8. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/16112859 16112859]
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[[Category: Girijavallabhan V]]
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[[Category: Madison V]]
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Crystal structure of the hepatitis C virus NS3 protease domain complexed with a synthetic NS4A cofactor peptide., Kim JL, Morgenstern KA, Lin C, Fox T, Dwyer MD, Landro JA, Chambers SP, Markland W, Lepre CA, O'Malley ET, Harbeson SL, Rice CM, Murcko MA, Caron PR, Thomson JA, Cell. 1996 Oct 18;87(2):343-55. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/8861917 8861917]
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[[Category: Njoroge FG]]
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[[Category: Pichardo J]]
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Hepatitis C virus NS3-4A serine protease inhibitors: SAR of P'2 moiety with improved potency., Arasappan A, Njoroge FG, Chan TY, Bennett F, Bogen SL, Chen K, Gu H, Hong L, Jao E, Liu YT, Lovey RG, Parekh T, Pike RE, Pinto P, Santhanam B, Venkatraman S, Vaccaro H, Wang H, Yang X, Zhu Z, Mckittrick B, Saksena AK, Girijavallabhan V, Pichardo J, Butkiewicz N, Ingram R, Malcolm B, Prongay A, Yao N, Marten B, Madison V, Kemp S, Levy O, Lim-Wilby M, Tamura S, Ganguly AK, Bioorg Med Chem Lett. 2005 Oct 1;15(19):4180-4. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/16087332 16087332]
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[[Category: Prongay A]]
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The crystal structure of hepatitis C virus NS3 proteinase reveals a trypsin-like fold and a structural zinc binding site., Love RA, Parge HE, Wickersham JA, Hostomsky Z, Habuka N, Moomaw EW, Adachi T, Hostomska Z, Cell. 1996 Oct 18;87(2):331-42. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/8861916 8861916]
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Complex of NS3 protease and NS4A peptide of BK strain hepatitis C virus: a 2.2 A resolution structure in a hexagonal crystal form., Yan Y, Li Y, Munshi S, Sardana V, Cole JL, Sardana M, Steinkuehler C, Tomei L, De Francesco R, Kuo LC, Chen Z, Protein Sci. 1998 Apr;7(4):837-47. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/9568891 9568891]
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Inhibition of the hepatitis C virus NS3/4A protease. The crystal structures of two protease-inhibitor complexes., Di Marco S, Rizzi M, Volpari C, Walsh MA, Narjes F, Colarusso S, De Francesco R, Matassa VG, Sollazzo M, J Biol Chem. 2000 Mar 10;275(10):7152-7. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/10702283 10702283]
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[[Category: Hepatitis c virus]]
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[[Category: Protein complex]]
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[[Category: Chen, K X.]]
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[[Category: Girijavallabhan, V.]]
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[[Category: Madison, V.]]
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[[Category: Njoroge, F G.]]
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[[Category: Pichardo, J.]]
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[[Category: Prongay, A.]]
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[[Category: Virus/viral protein]]
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Mon Jul 28 06:25:40 2008''
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Current revision

HCV NS3 protease with NS4a peptide and a covalently bound macrocyclic ketoamide compound.

PDB ID 2a4q

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