1 CY3 2-amino-3-mercapto-propionamide 1.000 2 66N L-alaninamide 0.857 3 8R1 (R)-2-aminobutanamide 0.750 4 9OW 3-selanyl-L-alaninamide 0.750 5 B27 (2r,3s) 3-amino-4-mercapto-2-butanol 0.750 6 BB9 (2z)-2-amino-3-sulfanylprop-2-enoic acid 0.750 7 CYS Cysteine 0.750 8 DCY D-cysteine 0.750 9 SET Aminoserine 0.750 10 XKV (2r)-2-aminobutanamide 0.750 11 1HC Prop-2-enamide 0.714 12 2A1 (2s)-2-aminopropan-1-ol 0.714 13 2A3 (2r)-2-aminopropan-1-ol 0.714 14 5XU (2~{S})-2-azanylpropanal 0.714 15 GM1 Aminomethylamide 0.714 16 MPR 2-mercapto-propion aldehyde 0.714 17 ROP Propionamide 0.714