1	NXA	N-carboxyalanine	1.000
2	J3D	N-carboxy-L-cysteine	0.900
3	U6A	N-carboxy-L-threonine	0.818
4	0FL	3-amino-N-formyl-L-alanine	0.800
5	AYA	N-acetylalanine	0.800
6	NCB	N-carbamoyl-alanine	0.800
7	33X	N-methyl-D-alanine	0.778
8	DAM	N-methyl-alpha-beta-dehydroalanine	0.778
9	MAA	N-methyl-L-alanine	0.778
10	CXM	N-carboxymethionine	0.750
11	FVA	N-formyl-L-valine	0.727
12	GZJ	(2s)-2-(acetylamino)butanoic acid	0.727
13	SAC	N-acetyl-serine	0.727
14	SC2	N-acetyl-L-cysteine	0.727
15	5JP	N-methyl-L-serine	0.700
16	AAC	Acetylamino-acetic acid	0.700
17	DSE	N-methyl-D-serine	0.700
18	HDA	Hadacidin	0.700
19	LAL	N,N-dimethyl-L-alanine	0.700
20	MDH	N-methyldehydrobutyrine	0.700
21	NCY	N-methylcysteine	0.700
22	UIA	[(2~{R})-1-azanylpropan-2-yl]carbamic acid	0.700