Biology:SPIB

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Short description: Protein that controls transcription of a set of genes in eukaryotes


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

Transcription factor Spi-B is a protein that in humans is encoded by the SPIB gene.[1][2]

Function

SPI1 (MIM 165170) and SPIB are members of a subfamily of ETS (see ETS1; MIM 164720) transcription factors. ETS proteins share a conserved ETS domain that mediates specific DNA binding. SPIB and SPI1 bind to a purine-rich sequence, the PU box (5-prime-GAGGAA-3-prime).[supplied by OMIM][2]

Interactions

SPIB has been shown to interact with MAPK3[3] and MAPK8.[3]

References

  1. "Characterization of Spi-B, a transcription factor related to the putative oncoprotein Spi-1/PU.1". Molecular and Cellular Biology 12 (10): 4297–304. October 1992. doi:10.1128/mcb.12.10.4297. PMID 1406622. 
  2. 2.0 2.1 "Entrez Gene: SPIB Spi-B transcription factor (Spi-1/PU.1 related)". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=6689. 
  3. 3.0 3.1 "Differential phosphorylations of Spi-B and Spi-1 transcription factors". Oncogene 12 (4): 863–73. February 1996. PMID 8632909. 

Further reading

External links

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