1f3h

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(New page: 200px<br /> <applet load="1f3h" size="450" color="white" frame="true" align="right" spinBox="true" caption="1f3h, resolution 2.58&Aring;" /> '''X-RAY CRYSTAL STRUC...)
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[[Image:1f3h.gif|left|200px]]<br />
 
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<applet load="1f3h" size="450" color="white" frame="true" align="right" spinBox="true"
 
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caption="1f3h, resolution 2.58&Aring;" />
 
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'''X-RAY CRYSTAL STRUCTURE OF THE HUMAN ANTI-APOPTOTIC PROTEIN SURVIVIN'''<br />
 
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==Overview==
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==X-RAY CRYSTAL STRUCTURE OF THE HUMAN ANTI-APOPTOTIC PROTEIN SURVIVIN==
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Survivin is a 16.5 kDa protein that is expressed during the G2/M phase of, the cell cycle and is hypothesized to inhibit a default apoptotic cascade, initiated in mitosis. This inhibitory function is coupled to survivin's, localization to the mitotic spindle. To begin to address the structural, basis of survivin's function, we report the X-ray crystal structure of a, recombinant form of full length survivin to 2.58 A resolution. Survivin, consists of two defined domains including an N-terminal Zn2+-binding BIR, domain linked to a 65 A amphipathic C-terminal alpha-helix. The crystal, structure reveals an extensive dimerization interface along a hydrophobic, surface on the BIR domain of each survivin monomer. A basic patch acting, as a sulfate/phosphate-binding module, an acidic cluster projecting off, the BIR domain, and a solvent-accessible hydrophobic surface residing on, the C-terminal amphipathic helix, are suggestive of functional, protein-protein interaction surfaces.
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<StructureSection load='1f3h' size='340' side='right'caption='[[1f3h]], [[Resolution|resolution]] 2.58&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[1f3h]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1F3H OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1F3H 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]] 2.58&#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=SO4:SULFATE+ION'>SO4</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></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=1f3h FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1f3h OCA], [https://pdbe.org/1f3h PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1f3h RCSB], [https://www.ebi.ac.uk/pdbsum/1f3h PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1f3h ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/BIRC5_HUMAN BIRC5_HUMAN] Multitasking protein that has dual roles in promoting cell proliferation and preventing apoptosis. Component of a chromosome passage protein complex (CPC) which is essential for chromosome alignment and segregation during mitosis and cytokinesis. Acts as an important regulator of the localization of this complex; directs CPC movement to different locations from the inner centromere during prometaphase to midbody during cytokinesis and participates in the organization of the center spindle by associating with polymerized microtubules. The complex with RAN plays a role in mitotic spindle formation by serving as a physical scaffold to help deliver the RAN effector molecule TPX2 to microtubules. May counteract a default induction of apoptosis in G2/M phase. The acetylated form represses STAT3 transactivation of target gene promoters. May play a role in neoplasia. Inhibitor of CASP3 and CASP7. Isoform 2 and isoform 3 do not appear to play vital roles in mitosis. Isoform 3 shows a marked reduction in its anti-apoptotic effects when compared with the displayed wild-type isoform.<ref>PMID:10626797</ref> <ref>PMID:9859993</ref> <ref>PMID:12773388</ref> <ref>PMID:16322459</ref> <ref>PMID:16291752</ref> <ref>PMID:18591255</ref> <ref>PMID:20826784</ref> <ref>PMID:21536684</ref>
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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/f3/1f3h_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.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/main_output.php?pdb_ID=1f3h 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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Survivin is a 16.5 kDa protein that is expressed during the G2/M phase of the cell cycle and is hypothesized to inhibit a default apoptotic cascade initiated in mitosis. This inhibitory function is coupled to survivin's localization to the mitotic spindle. To begin to address the structural basis of survivin's function, we report the X-ray crystal structure of a recombinant form of full length survivin to 2.58 A resolution. Survivin consists of two defined domains including an N-terminal Zn2+-binding BIR domain linked to a 65 A amphipathic C-terminal alpha-helix. The crystal structure reveals an extensive dimerization interface along a hydrophobic surface on the BIR domain of each survivin monomer. A basic patch acting as a sulfate/phosphate-binding module, an acidic cluster projecting off the BIR domain, and a solvent-accessible hydrophobic surface residing on the C-terminal amphipathic helix, are suggestive of functional protein-protein interaction surfaces.
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==About this Structure==
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Structure of the human anti-apoptotic protein survivin reveals a dimeric arrangement.,Verdecia MA, Huang H, Dutil E, Kaiser DA, Hunter T, Noel JP Nat Struct Biol. 2000 Jul;7(7):602-8. PMID:10876248<ref>PMID:10876248</ref>
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1F3H is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens] with ZN and SO4 as [http://en.wikipedia.org/wiki/ligands ligands]. Full crystallographic information is available from [http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1F3H OCA].
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==Reference==
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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Structure of the human anti-apoptotic protein survivin reveals a dimeric arrangement., Verdecia MA, Huang H, Dutil E, Kaiser DA, Hunter T, Noel JP, Nat Struct Biol. 2000 Jul;7(7):602-8. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=10876248 10876248]
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</div>
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[[Category: Homo sapiens]]
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<div class="pdbe-citations 1f3h" style="background-color:#fffaf0;"></div>
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[[Category: Single protein]]
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[[Category: Dutil, E.]]
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[[Category: Huang, H.]]
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[[Category: Hunter, T.]]
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[[Category: Noel, J.P.]]
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[[Category: Verdecia, M.A.]]
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[[Category: SO4]]
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[[Category: ZN]]
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[[Category: alpha-beta]]
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[[Category: apoptosis inhibitor survivin]]
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[[Category: repeat]]
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[[Category: thiol protease inhibitor]]
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''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Mon Nov 12 16:48:42 2007''
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==See Also==
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*[[Survivin|Survivin]]
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== References ==
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<references/>
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__TOC__
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</StructureSection>
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[[Category: Homo sapiens]]
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[[Category: Large Structures]]
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[[Category: Dutil E]]
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[[Category: Huang H]]
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[[Category: Hunter T]]
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[[Category: Noel JP]]
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[[Category: Verdecia MA]]

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X-RAY CRYSTAL STRUCTURE OF THE HUMAN ANTI-APOPTOTIC PROTEIN SURVIVIN

PDB ID 1f3h

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