1tf2

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[[Image:1tf2.png|left|200px]]
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==Crystal structure of SecA:ADP in an open conformation from Bacillus Subtilis==
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<StructureSection load='1tf2' size='340' side='right' caption='[[1tf2]], [[Resolution|resolution]] 2.90&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[1tf2]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Bacillus_subtilis Bacillus subtilis]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1TF2 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1TF2 FirstGlance]. <br>
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</td></tr><tr><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=ADP:ADENOSINE-5-DIPHOSPHATE'>ADP</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene><br>
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<tr><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1tf5|1tf5]]</td></tr>
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<tr><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">SECA, DIV+, BSU35300 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=1423 Bacillus subtilis])</td></tr>
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<tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1tf2 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1tf2 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=1tf2 RCSB], [http://www.ebi.ac.uk/pdbsum/1tf2 PDBsum]</span></td></tr>
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<table>
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== Evolutionary Conservation ==
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[[Image:Consurf_key_small.gif|200px|right]]
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Check<jmol>
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<jmolCheckbox>
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<scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/tf/1tf2_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
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<text>to colour the structure by Evolutionary Conservation</text>
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</jmolCheckbox>
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</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/chain_selection.php?pdb_ID=2ata ConSurf].
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<div style="clear:both"></div>
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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The ATPase SecA mediates the posttranslational translocation of a wide range of polypeptide substrates through the SecY channel in the cytoplasmic membrane of bacteria. We have determined the crystal structure of a monomeric form of Bacillus subtilis SecA at a 2.2-A resolution. A comparison with the previously determined structures of SecA reveals a nucleotide-independent, large conformational change that opens a deep groove similar to that in other proteins that interact with diverse polypeptides. We propose that the open form of SecA represents an activated state.
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{{STRUCTURE_1tf2| PDB=1tf2 | SCENE= }}
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A large conformational change of the translocation ATPase SecA.,Osborne AR, Clemons WM Jr, Rapoport TA Proc Natl Acad Sci U S A. 2004 Jul 27;101(30):10937-42. Epub 2004 Jul 15. PMID:15256599<ref>PMID:15256599</ref>
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===Crystal structure of SecA:ADP in an open conformation from Bacillus Subtilis===
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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</div>
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{{ABSTRACT_PUBMED_15256599}}
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==About this Structure==
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[[1tf2]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Bacillus_subtilis Bacillus subtilis]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1TF2 OCA].
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==See Also==
==See Also==
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*[[Preprotein translocase|Preprotein translocase]]
*[[SecA|SecA]]
*[[SecA|SecA]]
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== References ==
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==Reference==
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<references/>
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<ref group="xtra">PMID:015256599</ref><references group="xtra"/>
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__TOC__
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</StructureSection>
[[Category: Bacillus subtilis]]
[[Category: Bacillus subtilis]]
[[Category: Clemons, W M.]]
[[Category: Clemons, W M.]]

Revision as of 22:35, 28 September 2014

Crystal structure of SecA:ADP in an open conformation from Bacillus Subtilis

1tf2, resolution 2.90Å

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