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[[Image:1skr.png|left|200px]]


{{STRUCTURE_1skr|  PDB=1skr  |  SCENE=  }}
==T7 DNA Polymerase Complexed To DNA Primer/Template and ddATP==
 
<StructureSection load='1skr' size='340' side='right'caption='[[1skr]], [[Resolution|resolution]] 2.40&Aring;' scene=''>
===T7 DNA Polymerase Complexed To DNA Primer/Template and ddATP===
== Structural highlights ==
 
<table><tr><td colspan='2'>[[1skr]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli] and [https://en.wikipedia.org/wiki/Escherichia_phage_T7 Escherichia phage T7]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1SKR OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1SKR FirstGlance]. <br>
{{ABSTRACT_PUBMED_15235589}}
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.4&#8491;</td></tr>
 
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=2DA:2,3-DIDEOXYADENOSINE-5-MONOPHOSPHATE'>2DA</scene>, <scene name='pdbligand=DAD:2,3-DIDEOXYADENOSINE-5-TRIPHOSPHATE'>DAD</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene></td></tr>
==About this Structure==
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1skr FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1skr OCA], [https://pdbe.org/1skr PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1skr RCSB], [https://www.ebi.ac.uk/pdbsum/1skr PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1skr ProSAT]</span></td></tr>
[[1skr]] is a 4 chain structure of [[DNA polymerase]] and [[Thioredoxin]] with sequence from [http://en.wikipedia.org/wiki/Enterobacteria_phage_t7 Enterobacteria phage t7] and [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1SKR OCA].  
</table>
== Function ==
[https://www.uniprot.org/uniprot/DPOL_BPT7 DPOL_BPT7] Replicates viral genomic DNA. Non-processive DNA polymerase that achieves processivity by binding to host thioredoxin (TrxA). This interaction increases the rate of dNTP incorporation to yield a processivity of approximately 800 nucleotides (nt) per binding event. Interacts with DNA helicase gp4 to coordinate nucleotide polymerization with unwinding of the DNA. The leading strand is synthesized continuously while synthesis of the lagging strand requires the synthesis of oligoribonucleotides by the primase domain of gp4.<ref>PMID:9218486</ref> <ref>PMID:21606333</ref>
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
  <jmolCheckbox>
    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/sk/1skr_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
    <text>to colour the structure by Evolutionary Conservation</text>
  </jmolCheckbox>
</jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1skr ConSurf].
<div style="clear:both"></div>


==See Also==
==See Also==
*[[DNA polymerase|DNA polymerase]]
*[[DNA polymerase 3D structures|DNA polymerase 3D structures]]
*[[Thioredoxin|Thioredoxin]]
*[[Thioredoxin 3D structures|Thioredoxin 3D structures]]
 
== References ==
==Reference==
<references/>
<ref group="xtra">PMID:015235589</ref><references group="xtra"/>
__TOC__
[[Category: DNA-directed DNA polymerase]]
</StructureSection>
[[Category: Enterobacteria phage t7]]
[[Category: Escherichia coli]]
[[Category: Escherichia coli]]
[[Category: Bdour, H M.]]
[[Category: Escherichia phage T7]]
[[Category: Doublie, S.]]
[[Category: Large Structures]]
[[Category: Dutta, S.]]
[[Category: Bdour HM]]
[[Category: Ellenberger, T.]]
[[Category: Doublie S]]
[[Category: Li, Y.]]
[[Category: Dutta S]]
[[Category: Taylor, J S.]]
[[Category: Ellenberger T]]
[[Category: Close]]
[[Category: Li Y]]
[[Category: Dna polymerase]]
[[Category: Taylor JS]]
[[Category: Open]]
[[Category: Replication]]
[[Category: Transferase-electron transport-dna complex]]
[[Category: Uv-lesion]]

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