6fws: Difference between revisions

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'''Unreleased structure'''


The entry 6fws is ON HOLD
==Structure of DinG in complex with ssDNA and ADPBeF==
<StructureSection load='6fws' size='340' side='right' caption='[[6fws]], [[Resolution|resolution]] 2.50&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[6fws]] is a 4 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6FWS OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=6FWS FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=ADP:ADENOSINE-5-DIPHOSPHATE'>ADP</scene>, <scene name='pdbligand=BEF:BERYLLIUM+TRIFLUORIDE+ION'>BEF</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=SF4:IRON/SULFUR+CLUSTER'>SF4</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=6fws FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6fws OCA], [http://pdbe.org/6fws PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=6fws RCSB], [http://www.ebi.ac.uk/pdbsum/6fws PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=6fws ProSAT]</span></td></tr>
</table>
== Function ==
[[http://www.uniprot.org/uniprot/A0A2H4TNL0_ECOLX A0A2H4TNL0_ECOLX]] DNA-dependent ATPase and 5'-3' DNA helicase.[HAMAP-Rule:MF_02205]
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
The XPD family of helicases, that includes human disease-related FANCJ, DDX11 and RTEL1, are Superfamily 2 helicases that contain an iron-sulphur cluster domain, translocate on ssDNA in a 5'-3' direction and play important roles in genome stability. Consequently, mutations in several of these family members in eukaryotes cause human diseases. Family members in bacteria, such as the DinG helicase from Escherichia coli, are also involved in DNA repair. Here we present crystal structures of complexes of DinG bound to single-stranded DNA (ssDNA) in the presence and absence of an ATP analogue (ADP*BeF3), that suggest a mechanism for 5'-3' translocation along the ssDNA substrate. This proposed mechanism has implications for how those enzymes of the XPD family that recognise bulky DNA lesionsmight stall at these as the first step in initiating DNA repair. Biochemical data reveal roles for conserved residues that are mutated in human diseases.


Authors:  
DNA translocation mechanism of an XPD family helicase.,Cheng K, Wigley DB Elife. 2018 Dec 6;7. pii: 42400. doi: 10.7554/eLife.42400. PMID:30520735<ref>PMID:30520735</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 6fws" style="background-color:#fffaf0;"></div>
== References ==
<references/>
__TOC__
</StructureSection>
[[Category: Cheng, K]]
[[Category: Wigley, D]]
[[Category: Atp]]
[[Category: Dna binding]]
[[Category: Dna binding protein]]
[[Category: Helicase]]
[[Category: Translocase]]

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