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.[6]
^"Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
^"Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
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Bellingham J, Gregory-Evans K, Fox MF, Gregory-Evans CY (June 2003). "Gene structure and tissue expression of human selenoprotein W, SEPW1, and identification of a retroprocessed pseudogene, SEPW1P". Biochimica et Biophysica Acta (BBA) - Gene Structure and Expression. 1627 (2–3): 140–6. doi:10.1016/s0167-4781(03)00078-2. PMID12818432.
Kim YJ, Chai YG, Ryu JC (May 2005). "Selenoprotein W as molecular target of methylmercury in human neuronal cells is down-regulated by GSH depletion". Biochemical and Biophysical Research Communications. 330 (4): 1095–102. doi:10.1016/j.bbrc.2005.03.080. PMID15823556.