(2S)-2-amino-4-methylselanylbutanoic acid (2S)-2-amino-4-methylselanyl-butanoic acid (2S)-2-amino-4-(methylseleno)butanoic acid (2S)-2-amino-4-(methylseleno)butyric acid 1464-42-2 3211-76-5 Seleno-L-methionine (S)-2-Amino-4-(methylseleno)butanoic acid (S)-2-Amino-4-(methylseleno)butyric acid S3132_SIGMA L-Selenomethioninum Selenium-L-methionine Butanoic acid, 2-amino-4-(methylseleno)-, (S)- SeMet Butyric acid, 2-amino-4-(methylselenyl)-, L- MSE C05335 Selenomethionine CHEBI:30021