Biology:COUP-TFII

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Short description: Protein found in humans


A representation of the 3D structure of the protein myoglobin showing turquoise α-helices.
Generic protein structure example

COUP-TFII (COUP transcription factor 2), also known as NR2F2 (nuclear receptor subfamily 2, group F, member 2) is a protein that in humans is encoded by the NR2F2 gene.[1][2] The COUP acronym stands for chicken ovalbumin upstream promoter.

Function

COUP-TFII plays a critical role in controlling the development of a number of tissues and organs including heart, blood vessels, muscles and limbs.[3][4]

The glucocorticoid receptor (GR) stimulates COUP-TFII-induced transactivation while COUP-TFII represses the GR transcriptional activity.[5][6] COUP-TFII interacts with GATA2 to inhibit adipocyte differentiation.[7]

Structure and ligands

The structure of COUP-TF2 LBD is known. Retinoic acid, although not at physiological concentrations, activate this receptor.[8]

Interactions

COUP-TFII has been shown to interact with:

References

  1. "Entrez Gene: NR2F2 nuclear receptor subfamily 2, group F, member 2". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=7026. 
  2. "Isolation, characterization, and chromosomal localization of mouse and human COUP-TF I and II genes". Genomics 29 (1): 240–6. September 1995. doi:10.1006/geno.1995.1237. PMID 8530078. 
  3. "The orphan nuclear receptor COUP-TFII is required for angiogenesis and heart development". Genes Dev. 13 (8): 1037–49. April 1999. doi:10.1101/gad.13.8.1037. PMID 10215630. 
  4. "The Nuclear Orphan Receptor COUP-TFII Is Required for Limb and Skeletal Muscle Development". Mol. Cell. Biol. 24 (24): 10835–43. December 2004. doi:10.1128/MCB.24.24.10835-10843.2004. PMID 15572686. 
  5. "The glucocorticoid receptor and the orphan nuclear receptor chicken ovalbumin upstream promoter-transcription factor II interact with and mutually affect each other's transcriptional activities: implications for intermediary metabolism". Mol. Endocrinol. 18 (4): 820–33. April 2004. doi:10.1210/me.2003-0341. PMID 14739255. 
  6. "Interaction of the glucocorticoid receptor and the chicken ovalbumin upstream promoter-transcription factor II (COUP-TFII): implications for the actions of glucocorticoids on glucose, lipoprotein, and xenobiotic metabolism". Ann. N. Y. Acad. Sci. 1024 (1): 72–85. June 2004. doi:10.1196/annals.1321.006. PMID 15265774. Bibcode2004NYASA1024...72D. https://zenodo.org/record/1235874. 
  7. "The orphan nuclear receptor chicken ovalbumin upstream promoter-transcription factor II is a critical regulator of adipogenesis". Proc. Natl. Acad. Sci. U.S.A. 105 (7): 2421–6. February 2008. doi:10.1073/pnas.0707082105. PMID 18250317. Bibcode2008PNAS..105.2421X. 
  8. "Identification of COUP-TFII orphan nuclear receptor as a retinoic acid-activated receptor". PLOS Biology 6 (9): e227. September 2008. doi:10.1371/journal.pbio.0060227. PMID 18798693. 
  9. "Association of histone deacetylase with COUP-TF in tumorigenic Ad12-transformed cells and its potential role in shut-off of MHC class I transcription". Virology 268 (2): 319–28. March 2000. doi:10.1006/viro.1999.0181. PMID 10704340. 
  10. "A p56(lck) ligand serves as a coactivator of an orphan nuclear hormone receptor". J. Biol. Chem. 271 (44): 27197–200. November 1996. doi:10.1074/jbc.271.44.27197. PMID 8910285. 
  11. "Heterodimeric Interactions between Chicken Ovalbumin Upstream Promoter-Transcription Factor Family Members ARP1 and Ear2". J. Biol. Chem. 274 (20): 14331–6. May 1999. doi:10.1074/jbc.274.20.14331. PMID 10318855. 
  12. "Identification and characterization of nucleolin as a COUP-TFII coactivator of retinoic acid receptor β transcription in breast cancer cells.". PLOS ONE 7 (5): e38278. May 2012. doi:10.1371/journal.pone.0038278. PMID 22693611. Bibcode2012PLoSO...738278L. 

External links

Further reading