1a1w

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==FADD DEATH EFFECTOR DOMAIN, F25Y MUTANT, NMR MINIMIZED AVERAGE STRUCTURE==
==FADD DEATH EFFECTOR DOMAIN, F25Y MUTANT, NMR MINIMIZED AVERAGE STRUCTURE==
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<StructureSection load='1a1w' size='340' side='right'caption='[[1a1w]], [[NMR_Ensembles_of_Models | 1 NMR models]]' scene=''>
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<StructureSection load='1a1w' size='340' side='right'caption='[[1a1w]]' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[1a1w]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Human Human]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1A1W OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1A1W FirstGlance]. <br>
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<table><tr><td colspan='2'>[[1a1w]] 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=1A1W OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1A1W FirstGlance]. <br>
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</td></tr><tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1a1w FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1a1w OCA], [https://pdbe.org/1a1w PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1a1w RCSB], [https://www.ebi.ac.uk/pdbsum/1a1w PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1a1w ProSAT]</span></td></tr>
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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=1a1w FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1a1w OCA], [https://pdbe.org/1a1w PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1a1w RCSB], [https://www.ebi.ac.uk/pdbsum/1a1w PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1a1w ProSAT]</span></td></tr>
</table>
</table>
== Disease ==
== Disease ==
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[[https://www.uniprot.org/uniprot/FADD_HUMAN FADD_HUMAN]] Defects in FADD are the cause of infections recurrent associated with encephalopathy hepatic dysfunction and cardiovascular malformations (IEHDCM) [MIM:[https://omim.org/entry/613759 613759]]. A condition with biological features of autoimmune lymphoproliferative syndrome such as high-circulating CD4(-)CD8(-)TCR-alpha-beta(+) T-cell counts, and elevated IL10 and FASL levels. Affected individuals suffer from recurrent, stereotypical episodes of fever, encephalopathy, and mild liver dysfunction sometimes accompanied by generalized seizures. The episodes can be triggered by varicella zoster virus (VZV), measles mumps rubella (MMR) attenuated vaccine, parainfluenza virus, and Epstein-Barr virus (EBV).<ref>PMID:21109225</ref>
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[https://www.uniprot.org/uniprot/FADD_HUMAN FADD_HUMAN] Defects in FADD are the cause of infections recurrent associated with encephalopathy hepatic dysfunction and cardiovascular malformations (IEHDCM) [MIM:[https://omim.org/entry/613759 613759]. A condition with biological features of autoimmune lymphoproliferative syndrome such as high-circulating CD4(-)CD8(-)TCR-alpha-beta(+) T-cell counts, and elevated IL10 and FASL levels. Affected individuals suffer from recurrent, stereotypical episodes of fever, encephalopathy, and mild liver dysfunction sometimes accompanied by generalized seizures. The episodes can be triggered by varicella zoster virus (VZV), measles mumps rubella (MMR) attenuated vaccine, parainfluenza virus, and Epstein-Barr virus (EBV).<ref>PMID:21109225</ref>
== Function ==
== Function ==
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[[https://www.uniprot.org/uniprot/FADD_HUMAN FADD_HUMAN]] Apoptotic adaptor molecule that recruits caspase-8 or caspase-10 to the activated Fas (CD95) or TNFR-1 receptors. The resulting aggregate called the death-inducing signaling complex (DISC) performs caspase-8 proteolytic activation. Active caspase-8 initiates the subsequent cascade of caspases mediating apoptosis. Involved in interferon-mediated antiviral immune response, playing a role in the positive regulation of interferon signaling.<ref>PMID:21109225</ref> <ref>PMID:16762833</ref> <ref>PMID:19118384</ref> <ref>PMID:20935634</ref>
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[https://www.uniprot.org/uniprot/FADD_HUMAN FADD_HUMAN] Apoptotic adaptor molecule that recruits caspase-8 or caspase-10 to the activated Fas (CD95) or TNFR-1 receptors. The resulting aggregate called the death-inducing signaling complex (DISC) performs caspase-8 proteolytic activation. Active caspase-8 initiates the subsequent cascade of caspases mediating apoptosis. Involved in interferon-mediated antiviral immune response, playing a role in the positive regulation of interferon signaling.<ref>PMID:21109225</ref> <ref>PMID:16762833</ref> <ref>PMID:19118384</ref> <ref>PMID:20935634</ref>
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
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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=1a1w ConSurf].
</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=1a1w 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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When activated, membrane-bound receptors for Fas and tumour-necrosis factor initiate programmed cell death by recruiting the death domain of the adaptor protein FADD to the membrane. FADD then activates caspase 8 (also known as FLICE or MACH) through an interaction between the death-effector domains of FADD and caspase 8. This ultimately leads to the apoptotic response. Death-effector domains and homologous protein modules known as caspase-recruitment domains have been found in several proteins and are important regulators of caspase (FLICE) activity and of apoptosis. Here we describe the solution structure of a soluble, biologically active mutant of the FADD death-effector domain. The structure consists of six antiparallel, amphipathic alpha-helices and resembles the overall fold of the death domains of Fas and p75. Despite this structural similarity, mutations that inhibit protein-protein interactions involving the Fas death domain have no effect when introduced into the FADD death-effector domain. Instead, a hydrophobic region of the FADD death-effector domain that is not present in the death domains is vital for binding to FLICE and for apoptotic activity.
 
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NMR structure and mutagenesis of the FADD (Mort1) death-effector domain.,Eberstadt M, Huang B, Chen Z, Meadows RP, Ng SC, Zheng L, Lenardo MJ, Fesik SW Nature. 1998 Apr 30;392(6679):941-5. PMID:9582077<ref>PMID:9582077</ref>
 
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
 
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</div>
 
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<div class="pdbe-citations 1a1w" style="background-color:#fffaf0;"></div>
 
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Human]]
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[[Category: Homo sapiens]]
[[Category: Large Structures]]
[[Category: Large Structures]]
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[[Category: Chen, Z]]
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[[Category: Chen Z]]
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[[Category: Eberstadt, M]]
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[[Category: Eberstadt M]]
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[[Category: Fesik, S W]]
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[[Category: Fesik SW]]
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[[Category: Huang, B]]
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[[Category: Huang B]]
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[[Category: Meadows, R P]]
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[[Category: Meadows RP]]
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[[Category: Ng, C]]
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[[Category: Ng C]]
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[[Category: Apoptosis]]
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[[Category: Death effector domain]]
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Revision as of 15:20, 13 March 2024

FADD DEATH EFFECTOR DOMAIN, F25Y MUTANT, NMR MINIMIZED AVERAGE STRUCTURE

PDB ID 1a1w

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