2hj6: Difference between revisions

New page: left|200px<br /><applet load="2hj6" size="450" color="white" frame="true" align="right" spinBox="true" caption="2hj6, resolution 3.00Å" /> '''Reaction centre from...
 
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[[Image:2hj6.gif|left|200px]]<br /><applet load="2hj6" size="450" color="white" frame="true" align="right" spinBox="true"
caption="2hj6, resolution 3.00&Aring;" />
'''Reaction centre from Rhodobacter sphaeroides strain R-26.1 complexed with dibrominated phosphatidylserine'''<br />


==Overview==
==Reaction centre from Rhodobacter sphaeroides strain R-26.1 complexed with dibrominated phosphatidylserine==
This study describes the use of brominated phospholipids to distinguish, between lipid and detergent binding sites on the surface of a typical, alpha-helical membrane protein. Reaction centers isolated from Rhodobacter, sphaeroides were cocrystallized with added brominated phospholipids. X-ray, structural analysis of these crystals has revealed the presence of two, lipid binding sites from the characteristic strong X-ray scattering from, the bromine atoms. These results demonstrate the usefulness of this, approach to mapping lipid binding sites at the surface of membrane, proteins.
<StructureSection load='2hj6' size='340' side='right'caption='[[2hj6]], [[Resolution|resolution]] 3.00&Aring;' scene=''>
 
== Structural highlights ==
==About this Structure==
<table><tr><td colspan='2'>[[2hj6]] is a 3 chain structure with sequence from [https://en.wikipedia.org/wiki/Cereibacter_sphaeroides Cereibacter sphaeroides]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2HJ6 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2HJ6 FirstGlance]. <br>
2HJ6 is a [http://en.wikipedia.org/wiki/Protein_complex Protein complex] structure of sequences from [http://en.wikipedia.org/wiki/Rhodobacter_sphaeroides Rhodobacter sphaeroides] with FE, K, PO4, BCL, BPH, U10, HTO, CDL, PS2, LDA and GOL as [http://en.wikipedia.org/wiki/ligands ligands]. Full crystallographic information is available from [http://ispc.weizmann.ac.il/oca-bin/ocashort?id=2HJ6 OCA].  
</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&#8491;</td></tr>
 
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=BCL:BACTERIOCHLOROPHYLL+A'>BCL</scene>, <scene name='pdbligand=BPH:BACTERIOPHEOPHYTIN+A'>BPH</scene>, <scene name='pdbligand=CDL:CARDIOLIPIN'>CDL</scene>, <scene name='pdbligand=FE:FE+(III)+ION'>FE</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=HTO:HEPTANE-1,2,3-TRIOL'>HTO</scene>, <scene name='pdbligand=K:POTASSIUM+ION'>K</scene>, <scene name='pdbligand=LDA:LAURYL+DIMETHYLAMINE-N-OXIDE'>LDA</scene>, <scene name='pdbligand=PO4:PHOSPHATE+ION'>PO4</scene>, <scene name='pdbligand=PS2:O-[{[(2R)-2-{[(9S,10S)-9,10-DIBROMOOCTADECANOYL]OXY}-3-(PALMITOYLOXY)PROPYL]OXY}(HYDROXY)PHOSPHORYL]-L-SERINE'>PS2</scene>, <scene name='pdbligand=U10:UBIQUINONE-10'>U10</scene></td></tr>
==Reference==
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2hj6 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2hj6 OCA], [https://pdbe.org/2hj6 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2hj6 RCSB], [https://www.ebi.ac.uk/pdbsum/2hj6 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2hj6 ProSAT]</span></td></tr>
Brominated Lipids Identify Lipid Binding Sites on the Surface of the Reaction Center from Rhodobacter sphaeroides., Roszak AW, Gardiner AT, Isaacs NW, Cogdell RJ, Biochemistry. 2007 Mar 20;46(11):2909-16. Epub 2007 Feb 23. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=17315985 17315985]
</table>
[[Category: Protein complex]]
== Function ==
[[Category: Rhodobacter sphaeroides]]
[https://www.uniprot.org/uniprot/RCEL_CERSP RCEL_CERSP] The reaction center is a membrane-bound complex that mediates the initial photochemical event in the electron transfer process of photosynthesis.
[[Category: Cogdell, R.J.]]
== Evolutionary Conservation ==
[[Category: Gardiner, A.T.]]
[[Image:Consurf_key_small.gif|200px|right]]
[[Category: Isaacs, N.W.]]
Check<jmol>
[[Category: Roszak, A.W.]]
  <jmolCheckbox>
[[Category: BCL]]
    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/hj/2hj6_consurf.spt"</scriptWhenChecked>
[[Category: BPH]]
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
[[Category: CDL]]
    <text>to colour the structure by Evolutionary Conservation</text>
[[Category: FE]]
  </jmolCheckbox>
[[Category: GOL]]
</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=2hj6 ConSurf].
[[Category: HTO]]
<div style="clear:both"></div>
[[Category: K]]
__TOC__
[[Category: LDA]]
</StructureSection>
[[Category: PO4]]
[[Category: Cereibacter sphaeroides]]
[[Category: PS2]]
[[Category: Large Structures]]
[[Category: U10]]
[[Category: Cogdell RJ]]
[[Category: brominated lipids]]
[[Category: Gardiner AT]]
[[Category: lipid binding sites]]
[[Category: Isaacs NW]]
[[Category: membrane protein]]
[[Category: Roszak AW]]
[[Category: photosynthesis]]
[[Category: photosynthetic reaction center]]
 
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