Tumor necrosis factor: Difference between revisions

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<StructureSection load='2az5' size='400' side='right' caption='Structure of human tumor necrosis factor tetramer complex with inhibitor (PDB entry [[2az5]])' scene='55/551212/Cv/1'>
<StructureSection load='' size='350' side='right' caption='Structure of human tumor necrosis factor tetramer complex with inhibitor (PDB entry [[2az5]])' scene='55/551212/Cv/1'>
== Function ==
== Function ==
'''Tumor necrosis factor''' (TNF) is a cytokine which can cause apoptosis.  '''TNFα''' is implicated in tumor regression, septic shock, inflammation and cachexia (wasting syndrome).  It is involved in the regulation of the immune cells<ref>PMID:11514191</ref>.  '''TNFβ''' is inhibited by interleukin 10.  TNF is a transmembrane homotrimer.  The soluble TNF is produced by cleavage by the metalloprotease TNFα-converting enzyme (TACE or ADAM17 see [[A Disintegrin And Metalloproteinase]]).   
'''Tumor necrosis factor''' (TNF) is a cytokine which can cause apoptosis.  '''TNFα''' is implicated in tumor regression, septic shock, inflammation and cachexia (wasting syndrome).  It is involved in the regulation of the immune cells<ref>PMID:11514191</ref>.  '''TNFβ''' is inhibited by interleukin 10.  TNF is a transmembrane homotrimer.  The soluble TNF is produced by cleavage by the metalloprotease TNFα-converting enzyme (TACE or ADAM17 see [[A Disintegrin And Metalloproteinase]]). See also [[TRAIL]] and [[Molecular Playground/TRAIL]].   


== Relevance ==
== Relevance ==
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== Structural highlights ==
== Structural highlights ==
The biological assembly of human tumor necrosis factor is <scene name='55/551212/Cv/2'>homotetramer</scene> (PDB entry [[2az5]]).  
The biological assembly of human tumor necrosis factor is <scene name='55/551212/Cv/4'>homotetramer</scene> (PDB entry [[2az5]]). <scene name='55/551212/Cv/5'>Inhibitor binding site</scene>.
</StructureSection>
 


== 3D Structures of tumor necrosis factor ==
== 3D Structures of tumor necrosis factor ==


Updated on {{REVISIONDAY2}}-{{MONTHNAME|{{REVISIONMONTH}}}}-{{REVISIONYEAR}}
[[Tumor necrosis factor 3D structures]]
{{#tree:id=OrganizedByTopic|openlevels=0|
 
*TNF α
 
**[[1tnf]] – hTNF – human  <BR />
**[[2tun]], [[1a8m]], [[4tsv]], [[5tsw]], [[2e7e]], [[2zjc]], [[2zpx]] – hTNF (mutant)  <BR />
**[[2tnf]] – TNF – mouse  <BR />
**[[2az5]] – hTNF + inhibitor  <BR />
**[[3it8]] – hTNF + poxvirus 2L protein  <BR />
**[[3l9j]] – hTNF + antagonist  <BR />
**[[3alq]] – hTNF (mutant) + TNF receptor  <BR />
**[[4g3y]], [[3wd5]] – hTNF + antibody  <BR />
**[[4twt]] – hTNF + peptide  <BR />
 
*TNF β
 
**[[1tnr]] – hTNF + TNF receptor p55  <BR />
 
*TNF


**[[2vfj]] – hTNF ovarian tumor domain  <BR />
}}
== References ==
== References ==
<references/>
<references/>
</StructureSection>
[[Category:Topic Page]]
[[Category:Topic Page]]

Latest revision as of 14:08, 5 February 2024

Function

Tumor necrosis factor (TNF) is a cytokine which can cause apoptosis. TNFα is implicated in tumor regression, septic shock, inflammation and cachexia (wasting syndrome). It is involved in the regulation of the immune cells[1]. TNFβ is inhibited by interleukin 10. TNF is a transmembrane homotrimer. The soluble TNF is produced by cleavage by the metalloprotease TNFα-converting enzyme (TACE or ADAM17 see A Disintegrin And Metalloproteinase). See also TRAIL and Molecular Playground/TRAIL.

Relevance

TNF is studied as both a target and a therapeutic in malignant diseases[2].

Structural highlights

The biological assembly of human tumor necrosis factor is (PDB entry 2az5). .


3D Structures of tumor necrosis factor

Tumor necrosis factor 3D structures

References

  1. Baud V, Karin M. Signal transduction by tumor necrosis factor and its relatives. Trends Cell Biol. 2001 Sep;11(9):372-7. PMID:11514191
  2. Balkwill F. Tumour necrosis factor and cancer. Nat Rev Cancer. 2009 May;9(5):361-71. doi: 10.1038/nrc2628. Epub 2009 Apr 3. PMID:19343034 doi:http://dx.doi.org/10.1038/nrc2628

Structure of human tumor necrosis factor tetramer complex with inhibitor (PDB entry 2az5)

Drag the structure with the mouse to rotate

Proteopedia Page Contributors and Editors (what is this?)Proteopedia Page Contributors and Editors (what is this?)

Michal Harel, Alexander Berchansky, Joel L. Sussman