6eay: Difference between revisions
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==Structural Basis for Broad Neutralization of Ebolaviruses by an Antibody Targeting the Glycoprotein Fusion Loop== | |||
<StructureSection load='6eay' size='340' side='right'caption='[[6eay]], [[Resolution|resolution]] 3.72Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[6eay]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Ebola_virus_-_Mayinga,_Zaire,_1976 Ebola virus - Mayinga, Zaire, 1976] and [https://en.wikipedia.org/wiki/Macaca_fascicularis Macaca fascicularis]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6EAY OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=6EAY 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]] 3.72Å</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=MAN:ALPHA-D-MANNOSE'>MAN</scene>, <scene name='pdbligand=NAG:N-ACETYL-D-GLUCOSAMINE'>NAG</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=6eay FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6eay OCA], [https://pdbe.org/6eay PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=6eay RCSB], [https://www.ebi.ac.uk/pdbsum/6eay PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=6eay ProSAT]</span></td></tr> | |||
</table> | |||
<div style="background-color:#fffaf0;"> | |||
== Publication Abstract from PubMed == | |||
The severity of the 2014-2016 ebolavirus outbreak in West Africa expedited clinical development of therapeutics and vaccines though the countermeasures on hand were largely monospecific and lacked efficacy against other ebolavirus species that previously emerged. Recent studies indicate that ebolavirus glycoprotein (GP) fusion loops are targets for cross-protective antibodies. Here we report the 3.72 A resolution crystal structure of one such cross-protective antibody, CA45, bound to the ectodomain of Ebola virus (EBOV) GP. The CA45 epitope spans multiple faces of the fusion loop stem, across both GP1 and GP2 subunits, with ~68% of residues identical across > 99.5% of known ebolavirus isolates. Extensive antibody interactions within a pan-ebolavirus small-molecule inhibitor binding cavity on GP define this cavity as a novel site of immune vulnerability. The structure elucidates broad ebolavirus neutralization through a highly conserved epitope on GP and further enables rational design and development of broadly protective vaccines and therapeutics. | |||
Structural basis for broad neutralization of ebolaviruses by an antibody targeting the glycoprotein fusion loop.,Janus BM, van Dyk N, Zhao X, Howell KA, Soto C, Aman MJ, Li Y, Fuerst TR, Ofek G Nat Commun. 2018 Sep 26;9(1):3934. doi: 10.1038/s41467-018-06113-4. PMID:30258051<ref>PMID:30258051</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
[[Category: | </div> | ||
<div class="pdbe-citations 6eay" style="background-color:#fffaf0;"></div> | |||
==See Also== | |||
*[[Glycoprotein GP 3D structures|Glycoprotein GP 3D structures]] | |||
== References == | |||
<references/> | |||
__TOC__ | |||
</StructureSection> | |||
[[Category: Ebola virus - Mayinga, Zaire, 1976]] | |||
[[Category: Large Structures]] | |||
[[Category: Macaca fascicularis]] | |||
[[Category: Janus BM]] | |||
[[Category: Ofek G]] |