1 0FL 3-amino-N-formyl-L-alanine 1.000 2 AYA N-acetylalanine 0.800 3 NCB N-carbamoyl-alanine 0.800 4 NXA N-carboxyalanine 0.800 5 33X N-methyl-D-alanine 0.778 6 DAM N-methyl-alpha-beta-dehydroalanine 0.778 7 MAA N-methyl-L-alanine 0.778 8 9WV Beta-alanyl-3-amino-L-alanine 0.750 9 FVA N-formyl-L-valine 0.727 10 GZJ (2s)-2-(acetylamino)butanoic acid 0.727 11 J3D N-carboxy-L-cysteine 0.727 12 SAC N-acetyl-serine 0.727 13 SC2 N-acetyl-L-cysteine 0.727 14 5JP N-methyl-L-serine 0.700 15 AAC Acetylamino-acetic acid 0.700 16 DSE N-methyl-D-serine 0.700 17 HDA Hadacidin 0.700 18 LAL N,N-dimethyl-L-alanine 0.700 19 MDH N-methyldehydrobutyrine 0.700 20 NCY N-methylcysteine 0.700 21 UIA [(2~{R})-1-azanylpropan-2-yl]carbamic acid 0.700