3br1: Difference between revisions

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[[Image:3br1.jpg|left|200px]]


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==Crystal Structure of the Complex of Dequalinium Bound to QacR(E90Q), a Mutant of a Multidrug Binding Transcriptional Repressor==
The line below this paragraph, containing "STRUCTURE_3br1", creates the "Structure Box" on the page.
<StructureSection load='3br1' size='340' side='right'caption='[[3br1]], [[Resolution|resolution]] 3.31&Aring;' scene=''>
You may change the PDB parameter (which sets the PDB file loaded into the applet)
== Structural highlights ==
or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
<table><tr><td colspan='2'>[[3br1]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Staphylococcus_aureus Staphylococcus aureus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3BR1 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3BR1 FirstGlance]. <br>
or leave the SCENE parameter empty for the default display.
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 3.31&#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=DEQ:DEQUALINIUM'>DEQ</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
{{STRUCTURE_3br1| PDB=3br1 |  SCENE= }}
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=3br1 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3br1 OCA], [https://pdbe.org/3br1 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3br1 RCSB], [https://www.ebi.ac.uk/pdbsum/3br1 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3br1 ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/QACR_STAAM QACR_STAAM] Transcriptional repressor of qacA. Binds to IR1, an unusually long 28 bp operator, which is located downstream from the qacA promoter and overlaps its transcription start site. QacR is induced from its IR1 site by binding to one of many structurally dissimilar cationic lipophilic compounds, which are also substrates of QacA (By similarity).
== 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/br/3br1_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=3br1 ConSurf].
<div style="clear:both"></div>


===Crystal Structure of the Complex of Dequalinium Bound to QacR(E90Q), a Mutant of a Multidrug Binding Transcriptional Repressor===
==See Also==
 
*[[Tetracycline repressor protein 3D structures|Tetracycline repressor protein 3D structures]]
 
*[[Transcriptional activator 3D structures|Transcriptional activator 3D structures]]
==About this Structure==
__TOC__
3BR1 is a 4 chains structure of sequences from [http://en.wikipedia.org/wiki/Staphylococcus_aureus Staphylococcus aureus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3BR1 OCA].
</StructureSection>
[[Category: Large Structures]]
[[Category: Staphylococcus aureus]]
[[Category: Staphylococcus aureus]]
[[Category: Brooks, B E.]]
[[Category: Brooks BE]]
[[Category: Dequalinium]]
[[Category: Dna-binding]]
[[Category: Multidrug resistance]]
[[Category: Plasmid]]
[[Category: Qacr]]
[[Category: Repressor]]
[[Category: Tetr]]
[[Category: Transcription]]
[[Category: Transcription regulation]]
 
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