6imj: Difference between revisions

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'''Unreleased structure'''


The entry 6imj is ON HOLD  until Paper Publication
==The crystal structure of Se-AsfvLIG:DNA complex==
<StructureSection load='6imj' size='340' side='right' caption='[[6imj]], [[Resolution|resolution]] 2.55&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[6imj]] is a 4 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6IMJ OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=6IMJ FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=ATP:ADENOSINE-5-TRIPHOSPHATE'>ATP</scene>, <scene name='pdbligand=CD:CADMIUM+ION'>CD</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene></td></tr>
<tr id='NonStdRes'><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=MSE:SELENOMETHIONINE'>MSE</scene></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=6imj FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6imj OCA], [http://pdbe.org/6imj PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=6imj RCSB], [http://www.ebi.ac.uk/pdbsum/6imj PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=6imj ProSAT]</span></td></tr>
</table>
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
African swine fever virus (ASFV) is contagious and can cause highly lethal disease in pigs. ASFV DNA ligase (AsfvLIG) is one of the most error-prone ligases identified to date; it catalyzes DNA joining reaction during DNA repair process of ASFV and plays important roles in mutagenesis of the viral genome. Here, we report four AsfvLIG:DNA complex structures and demonstrate that AsfvLIG has a unique N-terminal domain (NTD) that plays critical roles in substrate binding and catalytic complex assembly. In combination with mutagenesis, in vitro binding and catalytic assays, our study reveals that four unique active site residues (Asn153 and Leu211 of the AD domain; Leu402 and Gln403 of the OB domain) are crucial for the catalytic efficiency of AsfvLIG. These unique structural features can serve as potential targets for small molecule design, which could impair genome repair in ASFV and help combat this virus in the future.


Authors:  
Structure of the error-prone DNA ligase of African swine fever virus identifies critical active site residues.,Chen Y, Liu H, Yang C, Gao Y, Yu X, Chen X, Cui R, Zheng L, Li S, Li X, Ma J, Huang Z, Li J, Gan J Nat Commun. 2019 Jan 23;10(1):387. doi: 10.1038/s41467-019-08296-w. PMID:30674878<ref>PMID:30674878</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 6imj" style="background-color:#fffaf0;"></div>
== References ==
<references/>
__TOC__
</StructureSection>
[[Category: Chen, Y Q]]
[[Category: Gan, J H]]
[[Category: Asfvlig with c:g complex]]
[[Category: Dna binding protein]]
[[Category: Ligase-dna complex]]

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