1 UOX 3-(oxido-lambda~4~-selanyl)-L-alanine 1.000 2 SE7 2-amino-3-selenino-propionic acid 0.889 3 30F (2z)-2-amino-3-selanylprop-2-enoic acid 0.875 4 SEC Selenocysteine 0.875 5 PSW 3-(sulfanylselanyl)-L-alanine 0.778 6 T9E Selenothreonine 0.778 7 ALA Alanine 0.750 8 ALV (2s)-2-aminopropane-1,1-diol 0.750 9 DAL D-alanine 0.750 10 DHA 2-amino-acrylic acid 0.750 11 NAK Amino-acrylate 0.750 12 SLP 3-selanylpropanoic acid 0.750