Biology:ARID4A

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Short description: Protein-coding gene in humans


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

AT rich interactive domain 4A (RBP1-like), also known as ARID4A, is a protein which in humans is encoded by the ARID4A gene.[1][2][3]

Function

The protein encoded by this gene is a ubiquitously expressed nuclear protein. It binds directly, with several other proteins, to retinoblastoma protein (pRB) which regulates cell proliferation. pRB represses transcription by recruiting the encoded protein. This protein, in turn, serves as a bridging molecule to recruit HDACs and, in addition, provides a second HDAC-independent repression function. The encoded protein possesses transcriptional repression activity. Multiple alternatively spliced transcripts have been observed for this gene, although not all transcript variants have been fully described.[1]

Interactions

ARID4A has been shown to interact with Retinoblastoma protein.[4]

References

  1. 1.0 1.1 "Entrez Gene: ARID4A AT rich interactive domain 4A (RBP1-like)". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=5926. 
  2. "Cloning of cDNAs for cellular proteins that bind to the retinoblastoma gene product". Nature 352 (6332): 251–4. Jul 1991. doi:10.1038/352251a0. PMID 1857421. Bibcode1991Natur.352..251D. 
  3. "Alternative splicing of the RBP1 gene clusters in an internal exon that encodes potential phosphorylation sites". Oncogene 8 (4): 949–57. Apr 1993. PMID 8455946. 
  4. "RBP1 recruits both histone deacetylase-dependent and -independent repression activities to retinoblastoma family proteins". Molecular and Cellular Biology 19 (10): 6632–41. Oct 1999. doi:10.1128/mcb.19.10.6632. PMID 10490602. 

Further reading

External links

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