2fpm: Difference between revisions

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[[Image:2fpm.png|left|200px]]


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==RadA recombinase in complex with AMP-PNP and high concentration of K+==
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<StructureSection load='2fpm' size='340' side='right'caption='[[2fpm]], [[Resolution|resolution]] 2.00&Aring;' scene=''>
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== Structural highlights ==
or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
<table><tr><td colspan='2'>[[2fpm]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Methanococcus_voltae Methanococcus voltae]. This structure supersedes the now removed PDB entry [http://oca.weizmann.ac.il/oca-bin/send-pdb?obs=1&id=1z4d 1z4d]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2FPM OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2FPM FirstGlance]. <br>
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</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&#8491;</td></tr>
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=ANP:PHOSPHOAMINOPHOSPHONIC+ACID-ADENYLATE+ESTER'>ANP</scene>, <scene name='pdbligand=K:POTASSIUM+ION'>K</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene></td></tr>
{{STRUCTURE_2fpm|  PDB=2fpm  |  SCENE=  }}
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2fpm FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2fpm OCA], [https://pdbe.org/2fpm PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2fpm RCSB], [https://www.ebi.ac.uk/pdbsum/2fpm PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2fpm ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/RADA_METVO RADA_METVO] Involved in DNA repair and in homologous recombination. Binds and assemble on single-stranded DNA to form a nucleoprotein filament. Hydrolyzes ATP in a ssDNA-dependent manner and promotes DNA strand exchange between homologous DNA molecules (By similarity).
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
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    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/fp/2fpm_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=2fpm ConSurf].
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== Publication Abstract from PubMed ==
Members of a superfamily of RecA-like recombinases facilitate a central strand exchange reaction in the DNA repair process. Archaeal RadA and Rad51 and eukaryal Rad51 and meiosis-specific DMC1 form a closely related group of recombinases distinct from bacterial RecA. Nevertheless, all such recombinases share a conserved core domain which carries the ATPase site and putative DNA-binding sites. Here we present the crystal structure of an archaeal RadA from Methanococcus voltae (MvRadA) in complex with ADP and Mg2+ at 2.1 A resolution. The crystallized RadA-ADP filament has an extended helical pitch similar to those of previously determined structures in the presence of nonhydrolyzable ATP analogue AMP-PNP. Structural comparison reveals two recurrent conformations with an extensive allosteric effect spanning the ATPase site and the putative DNA-binding L2 region. Varied conformations of the L2 region also imply a dynamic nature of recombinase-bound DNA.


===RadA recombinase in complex with AMP-PNP and high concentration of K+===
Crystal structure of Methanococcus voltae RadA in complex with ADP: hydrolysis-induced conformational change.,Qian X, Wu Y, He Y, Luo Y Biochemistry. 2005 Oct 25;44(42):13753-61. PMID:16229465<ref>PMID:16229465</ref>


From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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<div class="pdbe-citations 2fpm" style="background-color:#fffaf0;"></div>


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==See Also==
The line below this paragraph, {{ABSTRACT_PUBMED_16229465}}, adds the Publication Abstract to the page
*[[Resolvase 3D structures|Resolvase 3D structures]]
(as it appears on PubMed at http://www.pubmed.gov), where 16229465 is the PubMed ID number.
== References ==
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<references/>
{{ABSTRACT_PUBMED_16229465}}
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</StructureSection>
==About this Structure==
[[Category: Large Structures]]
2FPM is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Methanococcus_voltae Methanococcus voltae]. This structure supersedes the now removed PDB entry [http://oca.weizmann.ac.il/oca-bin/send-pdb?obs=1&id=1z4d 1z4d]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2FPM OCA].
 
==Reference==
Crystal structure of Methanococcus voltae RadA in complex with ADP: hydrolysis-induced conformational change., Qian X, Wu Y, He Y, Luo Y, Biochemistry. 2005 Oct 25;44(42):13753-61. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/16229465 16229465]
[[Category: Methanococcus voltae]]
[[Category: Methanococcus voltae]]
[[Category: Single protein]]
[[Category: He Y]]
[[Category: He, Y.]]
[[Category: Luo Y]]
[[Category: Luo, Y.]]
[[Category: Moya IA]]
[[Category: Moya, I A.]]
[[Category: Qian X]]
[[Category: Qian, X.]]
[[Category: Wu Y]]
[[Category: Wu, Y.]]
[[Category: Atpase]]
[[Category: Co-factor]]
[[Category: Potassium-dependence]]
[[Category: Protein-atp complex]]
[[Category: Rada/adp complex]]
 
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