L-Selenomethionine is a naturally occurring amino acid containing selenium that is commonly used for the labeling of proteins to facilitate structural determination by x-ray crystallography. Selenomethionine is an antioxidant and has been shown to increase glutathione peroxidase activity in endothelial cells.
CAS Number: 3211-76-5 Formula: C5H11NO2Se (molecular weight: 196.11) Synonyms: (S)-2-amino-4-(methylseleno)butyric acid Solubility: soluble in water
L-Selenomethionine is supplied in a glass vial containing 250 mg with ≥ 98% minimum purity.
For Research Use Only. Not for use in diagnostic procedures.