2k8a: Difference between revisions

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==Solution structure of a novel Ubiquitin-binding domain from Human PLAA (PFUC, Gly76-Pro77 trans isomer)==
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<StructureSection load='2k8a' size='340' side='right'caption='[[2k8a]]' 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'>[[2k8a]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2K8A OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2K8A 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">Solution NMR</td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2k8a FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2k8a OCA], [https://pdbe.org/2k8a PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2k8a RCSB], [https://www.ebi.ac.uk/pdbsum/2k8a PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2k8a ProSAT]</span></td></tr>
{{STRUCTURE_2k8a|  PDB=2k8a  |  SCENE=  }}
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== Function ==
[https://www.uniprot.org/uniprot/PLAP_HUMAN PLAP_HUMAN] Involved in the maintenance of ubiquitin levels (By similarity).
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
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    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/k8/2k8a_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=2k8a ConSurf].
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== Publication Abstract from PubMed ==
Ubiquitin (Ub) is an essential modifier conserved in all eukaryotes from yeast to human. Phospholipase A(2)-activating protein (PLAA), a mammalian homolog of yeast DOA1/UFD3, has been proposed to be able to bind with Ub, which plays important roles in endoplasmic reticulum-associated degradation, vesicle formation, and DNA damage response. We have identified a core domain from the PLAA family ubiquitin-binding region of human PLAA (residues 386-465, namely PFUC) that can bind Ub and elucidated its solution structure and Ub-binding mode by NMR approaches. The PFUC domain possesses equal population of two conformers in solution by cis/trans-isomerization, whereas the two isomers exhibit almost equivalent Ub binding abilities. This domain structure takes a novel fold consisting of four beta-strands and two alpha-helices, and the Ub-binding site on PFUC locates in the surface of alpha2-helix, which is to some extent analogous to those of UBA, CUE, and UIM domains. This study provides structural basis and biochemical information for Ub recognition of the novel PFU domain from a PLAA family protein that may connect ubiquitination and degradation in endoplasmic reticulum-associated degradation.


===Solution structure of a novel Ubiquitin-binding domain from Human PLAA (PFUC, Gly76-Pro77 trans isomer)===
Structural basis for ubiquitin recognition by a novel domain from human phospholipase A2-activating protein.,Fu QS, Zhou CJ, Gao HC, Jiang YJ, Zhou ZR, Hong J, Yao WM, Song AX, Lin DH, Hu HY J Biol Chem. 2009 Jul 10;284(28):19043-52. Epub 2009 May 7. PMID:19423704<ref>PMID:19423704</ref>


 
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
==About this Structure==
</div>
2K8A is a 1 chain structure of sequence from [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2K8A OCA].
<div class="pdbe-citations 2k8a" style="background-color:#fffaf0;"></div>
== References ==
<references/>
__TOC__
</StructureSection>
[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
[[Category: Fu, Q S.]]
[[Category: Large Structures]]
[[Category: Gao, H C.]]
[[Category: Fu QS]]
[[Category: Hu, H Y.]]
[[Category: Gao HC]]
[[Category: Lin, D H.]]
[[Category: Hu HY]]
[[Category: Zhou, C J.]]
[[Category: Lin DH]]
[[Category: Protein binding]]
[[Category: Zhou CJ]]
[[Category: Ubiquitin binding]]
[[Category: Wd repeat]]
 
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