Biology:COUP-TFI

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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-TF1 (COUP Transcription Factor 1) also known as NR2F1 (Nuclear Receptor subfamily 2, group F, member 1) is a protein that in humans is encoded by the NR2F1 gene.[1][2] This protein is a member of nuclear hormone receptor family of steroid hormone receptors.

Function

Coup (chicken ovalbumin upstream promoter) transcription factor binds to the ovalbumin promoter and, in conjunction with another protein (S300-II) stimulates initiation of transcription.[3][4] COUP-TF1 binds to both direct repeats and palindromes of the 5'-AGGTCA-3' motif.[5]

Interactions

COUP-TFI has been shown to interact with:

Clinical

Mutations in this gene have been associated with Bosch-Boonstra-Schaaf optic atrophy syndrome.[9]

References

  1. "Entrez Gene: NR2F1 nuclear receptor subfamily 2, group F, member 1". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=7025. 
  2. "Isolation, characterization, and chromosomal localization of mouse and human COUP-TF I and II genes". Genomics 29 (1): 240–6. Sep 1995. doi:10.1006/geno.1995.1237. PMID 8530078. 
  3. "Identification of two factors required for transcription of the ovalbumin gene". Molecular and Cellular Biology 6 (12): 4259–67. Dec 1986. doi:10.1128/MCB.6.12.4259. PMID 3796602. 
  4. "Interactions between a DNA-binding transcription factor (COUP) and a non-DNA binding factor (S300-II)". Cell 50 (5): 701–9. Aug 1987. doi:10.1016/0092-8674(87)90328-X. PMID 3040258. 
  5. "Chick ovalbumin upstream promoter-transcription factors (COUP-TFs): coming of age". Endocrine Reviews 18 (2): 229–40. Apr 1997. doi:10.1210/edrv.18.2.0294. PMID 9101138. 
  6. 6.0 6.1 "Isolation of a novel family of C(2)H(2) zinc finger proteins implicated in transcriptional repression mediated by chicken ovalbumin upstream promoter transcription factor (COUP-TF) orphan nuclear receptors". The Journal of Biological Chemistry 275 (14): 10315–22. Apr 2000. doi:10.1074/jbc.275.14.10315. PMID 10744719. 
  7. "Alien, a highly conserved protein with characteristics of a corepressor for members of the nuclear hormone receptor superfamily". Molecular and Cellular Biology 19 (5): 3383–94. May 1999. doi:10.1128/mcb.19.5.3383. PMID 10207062. 
  8. "Formation of an hER alpha-COUP-TFI complex enhances hER alpha AF-1 through Ser118 phosphorylation by MAPK". The EMBO Journal 21 (13): 3443–53. Jul 2002. doi:10.1093/emboj/cdf344. PMID 12093745. 
  9. Hobbs MM, Wolters WC, Rayapati AO (2020) Bosch-Boonstra-Schaaf optic atrophy syndrome presenting as new-onset psychosis in a 32-year-old man: A case report and literature review. J Psychiatr Pract 26(1):58-62

External links

Further reading

This article incorporates text from the United States National Library of Medicine, which is in the public domain.