2vvj: Difference between revisions

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


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==IrisFP fluorescent protein in its red form, cis conformation==
The line below this paragraph, containing "STRUCTURE_2vvj", creates the "Structure Box" on the page.
<StructureSection load='2vvj' size='340' side='right'caption='[[2vvj]], [[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'>[[2vvj]] is a 8 chain structure with sequence from [https://en.wikipedia.org/wiki/Lobophyllia_hemprichii Lobophyllia hemprichii]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2VVJ OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2VVJ 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=NFA:PHENYLALANINE+AMIDE'>NFA</scene>, <scene name='pdbligand=RC7:{(2R)-4-(4-HYDROXYBENZYL)-2-[2-(1H-IMIDAZOL-4-YL)ETHYL]-5-OXO-2,5-DIHYDRO-1H-IMIDAZOL-1-YL}ACETALDEHYDE'>RC7</scene>, <scene name='pdbligand=SO3:SULFITE+ION'>SO3</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
{{STRUCTURE_2vvj|  PDB=2vvj  |  SCENE=  }}
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2vvj FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2vvj OCA], [https://pdbe.org/2vvj PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2vvj RCSB], [https://www.ebi.ac.uk/pdbsum/2vvj PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2vvj ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/Q5S6Z9_LOBHE Q5S6Z9_LOBHE]
== 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/vv/2vvj_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=2vvj ConSurf].
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== Publication Abstract from PubMed ==
Photoactivatable fluorescent proteins (FPs) are powerful fluorescent highlighters in live cell imaging and offer perspectives for optical nanoscopy and the development of biophotonic devices. Two types of photoactivation are currently being distinguished, reversible photoswitching between fluorescent and nonfluorescent forms and irreversible photoconversion. Here, we have combined crystallography and (in crystallo) spectroscopy to characterize the Phe-173-Ser mutant of the tetrameric variant of EosFP, named IrisFP, which incorporates both types of phototransformations. In its green fluorescent state, IrisFP displays reversible photoswitching, which involves cis-trans isomerization of the chromophore. Like its parent protein EosFP, IrisFP also photoconverts irreversibly to a red-emitting state under violet light because of an extension of the conjugated pi-electron system of the chromophore, accompanied by a cleavage of the polypeptide backbone. The red form of IrisFP exhibits a second reversible photoswitching process, which may also involve cis-trans isomerization of the chromophore. Therefore, IrisFP displays altogether 3 distinct photoactivation processes. The possibility to engineer and precisely control multiple phototransformations in photoactivatable FPs offers exciting perspectives for the extension of the fluorescent protein toolkit.


===IRISFP FLUORESCENT PROTEIN IN ITS RED FORM, CIS CONFORMATION===
Structural characterization of IrisFP, an optical highlighter undergoing multiple photo-induced transformations.,Adam V, Lelimousin M, Boehme S, Desfonds G, Nienhaus K, Field MJ, Wiedenmann J, McSweeney S, Nienhaus GU, Bourgeois D Proc Natl Acad Sci U S A. 2008 Nov 25;105(47):18343-8. Epub 2008 Nov 18. PMID:19017808<ref>PMID:19017808</ref>


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


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==See Also==
The line below this paragraph, {{ABSTRACT_PUBMED_19017808}}, adds the Publication Abstract to the page
*[[Green Fluorescent Protein 3D structures|Green Fluorescent Protein 3D structures]]
(as it appears on PubMed at http://www.pubmed.gov), where 19017808 is the PubMed ID number.
== References ==
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<references/>
{{ABSTRACT_PUBMED_19017808}}
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</StructureSection>
==About this Structure==
[[Category: Large Structures]]
2VVJ is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Lobophyllia_hemprichii Lobophyllia hemprichii]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2VVJ OCA].
 
==Reference==
Structural characterization of IrisFP, an optical highlighter undergoing multiple photo-induced transformations., Adam V, Lelimousin M, Boehme S, Desfonds G, Nienhaus K, Field MJ, Wiedenmann J, McSweeney S, Nienhaus GU, Bourgeois D, Proc Natl Acad Sci U S A. 2008 Nov 25;105(47):18343-8. Epub 2008 Nov 18. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/19017808 19017808]
[[Category: Lobophyllia hemprichii]]
[[Category: Lobophyllia hemprichii]]
[[Category: Single protein]]
[[Category: Adam V]]
[[Category: Pdbx_ordinal=, <PDBx:audit_author.]]
[[Category: Boehme S]]
[[Category: Eosfp]]
[[Category: Bourgeois D]]
[[Category: Fluorescent protein]]
[[Category: Desfonds G]]
[[Category: Microspectrophotometry]]
[[Category: Field MJ]]
[[Category: Optical highlighter]]
[[Category: Lelimousin M]]
[[Category: Photoactivation]]
[[Category: McSweeney S]]
[[Category: Photochromism]]
[[Category: Nienhaus GU]]
[[Category: Photoconversion]]
[[Category: Nienhaus K]]
[[Category: Photoswitching]]
[[Category: Wiedenmann J]]
 
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