Biology:SEPW1

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Short description: Protein-coding gene in the species Homo sapiens


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

Selenoprotein W is a protein that in humans is encoded by the SEPW1 gene.[1][2]

Function

This gene encodes a selenoprotein, which contains a selenocysteine (Sec) residue at its active site. The selenocysteine is encoded by the UGA codon that normally signals translation termination. The 3' UTR of selenoprotein genes have a common stem-loop structure, the sec insertion sequence (SECIS), that is necessary for the recognition of UGA as a Sec codon rather than as a stop signal. This protein shows highest expression in skeletal muscle and heart, and may be involved in oxidation-reduction reactions. A retroprocessed pseudogene, SEPW1P, has been identified and mapped to chromosome 1p35-34.[2]

References

  1. "Conserved features of selenocysteine insertion sequence (SECIS) elements in selenoprotein W cDNAs from five species". Gene 193 (2): 187–96. July 1997. doi:10.1016/S0378-1119(97)00113-3. PMID 9256076. 
  2. 2.0 2.1 "Entrez Gene: SEPW1 selenoprotein W, 1". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=6415. 

Further reading

External links

  • Overview of all the structural information available in the PDB for UniProt: P63300 (Mouse Selenoprotein W) at the PDBe-KB.