6pzf: Difference between revisions

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'''Unreleased structure'''


The entry 6pzf is ON HOLD  until Paper Publication
==Crystal structure of human NA-63 Fab in complex with neuraminidase from A/Hunan/02650/2016(H7N9)==
<StructureSection load='6pzf' size='340' side='right'caption='[[6pzf]], [[Resolution|resolution]] 2.80&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[6pzf]] is a 6 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens] and [https://en.wikipedia.org/wiki/Influenza_A_virus_(A/Shanghai/02/2013(H7N9)) Influenza A virus (A/Shanghai/02/2013(H7N9))]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6PZF OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=6PZF FirstGlance]. <br>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.8&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=BMA:BETA-D-MANNOSE'>BMA</scene>, <scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=MAN:ALPHA-D-MANNOSE'>MAN</scene>, <scene name='pdbligand=NAG:N-ACETYL-D-GLUCOSAMINE'>NAG</scene>, <scene name='pdbligand=PO4:PHOSPHATE+ION'>PO4</scene></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=6pzf FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6pzf OCA], [https://pdbe.org/6pzf PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=6pzf RCSB], [https://www.ebi.ac.uk/pdbsum/6pzf PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=6pzf ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/R4NFR6_9INFA R4NFR6_9INFA] Catalyzes the removal of terminal sialic acid residues from viral and cellular glycoconjugates.[RuleBase:RU361252]
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
Influenza virus neuraminidase (NA) is a major target for small-molecule antiviral drugs. Antibodies targeting the NA surface antigen could also inhibit virus entry and egress to provide host protection. However, our understanding of the nature and range of target epitopes is limited because of a lack of human antibody structures with influenza neuraminidase. Here, we describe crystal and cryogenic electron microscopy (cryo-EM) structures of NAs from human-infecting avian H7N9 viruses in complex with five human anti-N9 antibodies, systematically defining several antigenic sites and antibody epitope footprints. These antibodies either fully or partially block the NA active site or bind to epitopes distant from the active site while still showing neuraminidase inhibition. The inhibition of antibodies to NAs was further analyzed by glycan array and solution-based NA activity assays. Together, these structural studies provide insights into protection by anti-NA antibodies and templates for the development of NA-based influenza virus vaccines and therapeutics.


Authors:  
Structural Basis of Protection against H7N9 Influenza Virus by Human Anti-N9 Neuraminidase Antibodies.,Zhu X, Turner HL, Lang S, McBride R, Bangaru S, Gilchuk IM, Yu W, Paulson JC, Crowe JE Jr, Ward AB, Wilson IA Cell Host Microbe. 2019 Oct 24. pii: S1931-3128(19)30526-8. doi:, 10.1016/j.chom.2019.10.002. PMID:31757767<ref>PMID:31757767</ref>


Description:  
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
[[Category: Unreleased Structures]]
</div>
<div class="pdbe-citations 6pzf" style="background-color:#fffaf0;"></div>
 
==See Also==
*[[Antibody 3D structures|Antibody 3D structures]]
*[[Neuraminidase 3D structures|Neuraminidase 3D structures]]
== References ==
<references/>
__TOC__
</StructureSection>
[[Category: Homo sapiens]]
[[Category: Large Structures]]
[[Category: Wilson IA]]
[[Category: Zhu X]]

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