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[[Image:1p9m.gif|left|200px]]


{{Structure
==Crystal structure of the hexameric human IL-6/IL-6 alpha receptor/gp130 complex==
|PDB= 1p9m |SIZE=350|CAPTION= <scene name='initialview01'>1p9m</scene>, resolution 3.65&Aring;
<StructureSection load='1p9m' size='340' side='right'caption='[[1p9m]], [[Resolution|resolution]] 3.65&Aring;' scene=''>
|SITE=  
== Structural highlights ==
|LIGAND=  
<table><tr><td colspan='2'>[[1p9m]] is a 3 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=1P9M OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1P9M FirstGlance]. <br>
|ACTIVITY=  
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 3.65&#8491;</td></tr>
|GENE= IL6ST ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=9606 Homo sapiens]), IL6 OR IFNB2 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=9606 Homo sapiens]), IL6R ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=9606 Homo sapiens])
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1p9m FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1p9m OCA], [https://pdbe.org/1p9m PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1p9m RCSB], [https://www.ebi.ac.uk/pdbsum/1p9m PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1p9m ProSAT]</span></td></tr>
|DOMAIN=
</table>
|RELATEDENTRY=
== Function ==
|RESOURCES=<span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1p9m FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1p9m OCA], [http://www.ebi.ac.uk/pdbsum/1p9m PDBsum], [http://www.rcsb.org/pdb/explore.do?structureId=1p9m RCSB]</span>
[https://www.uniprot.org/uniprot/IL6RB_HUMAN IL6RB_HUMAN] Signal-transducing molecule. The receptor systems for IL6, LIF, OSM, CNTF, IL11, CTF1 and BSF3 can utilize gp130 for initiating signal transmission. Binds to IL6/IL6R (alpha chain) complex, resulting in the formation of high-affinity IL6 binding sites, and transduces the signal. Does not bind IL6. May have a role in embryonic development (By similarity). The type I OSM receptor is capable of transducing OSM-specific signaling events.
}}
== 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/p9/1p9m_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=1p9m ConSurf].
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
Interleukin-6 (IL-6) is an immunoregulatory cytokine that activates a cell-surface signaling assembly composed of IL-6, the IL-6 alpha-receptor (IL-6Ralpha), and the shared signaling receptor gp130. The 3.65 angstrom-resolution structure of the extracellular signaling complex reveals a hexameric, interlocking assembly mediated by a total of 10 symmetry-related, thermodynamically coupled interfaces. Assembly of the hexameric complex occurs sequentially: IL-6 is first engaged by IL-6Ralpha and then presented to gp130in the proper geometry to facilitate a cooperative transition into the high-affinity, signaling-competent hexamer. The quaternary structures of other IL-6/IL-12 family signaling complexes are likely constructed by means of a similar topological blueprint.


'''Crystal structure of the hexameric human IL-6/IL-6 alpha receptor/gp130 complex'''
Hexameric structure and assembly of the interleukin-6/IL-6 alpha-receptor/gp130 complex.,Boulanger MJ, Chow DC, Brevnova EE, Garcia KC Science. 2003 Jun 27;300(5628):2101-4. PMID:12829785<ref>PMID:12829785</ref>


From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
<div class="pdbe-citations 1p9m" style="background-color:#fffaf0;"></div>


==Overview==
==See Also==
Interleukin-6 (IL-6) is an immunoregulatory cytokine that activates a cell-surface signaling assembly composed of IL-6, the IL-6 alpha-receptor (IL-6Ralpha), and the shared signaling receptor gp130. The 3.65 angstrom-resolution structure of the extracellular signaling complex reveals a hexameric, interlocking assembly mediated by a total of 10 symmetry-related, thermodynamically coupled interfaces. Assembly of the hexameric complex occurs sequentially: IL-6 is first engaged by IL-6Ralpha and then presented to gp130in the proper geometry to facilitate a cooperative transition into the high-affinity, signaling-competent hexamer. The quaternary structures of other IL-6/IL-12 family signaling complexes are likely constructed by means of a similar topological blueprint.
*[[Interleukin 3D structures|Interleukin 3D structures]]
 
*[[Interleukin receptor 3D structures|Interleukin receptor 3D structures]]
==About this Structure==
== References ==
1P9M is a [[Protein complex]] structure of sequences 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=1P9M OCA].
<references/>
 
__TOC__
==Reference==
</StructureSection>
Hexameric structure and assembly of the interleukin-6/IL-6 alpha-receptor/gp130 complex., Boulanger MJ, Chow DC, Brevnova EE, Garcia KC, Science. 2003 Jun 27;300(5628):2101-4. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/12829785 12829785]
[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
[[Category: Protein complex]]
[[Category: Large Structures]]
[[Category: Boulanger, M J.]]
[[Category: Boulanger MJ]]
[[Category: Brevnova, E E.]]
[[Category: Brevnova EE]]
[[Category: Chow, D C.]]
[[Category: Chow DC]]
[[Category: Garcia, K C.]]
[[Category: Garcia KC]]
[[Category: cytokine]]
[[Category: four helix bundle]]
[[Category: gp130]]
[[Category: ig domain]]
[[Category: interleukin-6]]
 
''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Sun Mar 30 22:56:50 2008''

Latest revision as of 12:40, 16 August 2023

Crystal structure of the hexameric human IL-6/IL-6 alpha receptor/gp130 complexCrystal structure of the hexameric human IL-6/IL-6 alpha receptor/gp130 complex

Structural highlights

1p9m is a 3 chain structure with sequence from Homo sapiens. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 3.65Å
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

IL6RB_HUMAN Signal-transducing molecule. The receptor systems for IL6, LIF, OSM, CNTF, IL11, CTF1 and BSF3 can utilize gp130 for initiating signal transmission. Binds to IL6/IL6R (alpha chain) complex, resulting in the formation of high-affinity IL6 binding sites, and transduces the signal. Does not bind IL6. May have a role in embryonic development (By similarity). The type I OSM receptor is capable of transducing OSM-specific signaling events.

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

Publication Abstract from PubMed

Interleukin-6 (IL-6) is an immunoregulatory cytokine that activates a cell-surface signaling assembly composed of IL-6, the IL-6 alpha-receptor (IL-6Ralpha), and the shared signaling receptor gp130. The 3.65 angstrom-resolution structure of the extracellular signaling complex reveals a hexameric, interlocking assembly mediated by a total of 10 symmetry-related, thermodynamically coupled interfaces. Assembly of the hexameric complex occurs sequentially: IL-6 is first engaged by IL-6Ralpha and then presented to gp130in the proper geometry to facilitate a cooperative transition into the high-affinity, signaling-competent hexamer. The quaternary structures of other IL-6/IL-12 family signaling complexes are likely constructed by means of a similar topological blueprint.

Hexameric structure and assembly of the interleukin-6/IL-6 alpha-receptor/gp130 complex.,Boulanger MJ, Chow DC, Brevnova EE, Garcia KC Science. 2003 Jun 27;300(5628):2101-4. PMID:12829785[1]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

See Also

References

  1. ↑ Boulanger MJ, Chow DC, Brevnova EE, Garcia KC. Hexameric structure and assembly of the interleukin-6/IL-6 alpha-receptor/gp130 complex. Science. 2003 Jun 27;300(5628):2101-4. PMID:12829785 doi:10.1126/science.1083901

1p9m, resolution 3.65Å

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