1	KCX	Lysine nz-carboxylic acid	1.000
2	5OL	N~6~-(1,1-dihydroxyethyl)-L-lysine	0.929
3	ALY	N(6)-acetyllysine	0.857
4	YHA	Homocitrulline	0.857
5	MLZ	N-methyl-lysine	0.846
6	7QK	N~6~-acetyl-N~6~-methyl-L-lysine	0.800
7	PRK	N~6~-propanoyl-L-lysine	0.800
8	Q3P	N~6~-glycyl-L-lysine	0.800
9	9E7	N~6~-(sulfanylmethyl)-L-lysine	0.786
10	LDH	N~6~-ethyl-L-lysine	0.786
11	MLY	N-dimethyl-lysine	0.786
12	JRY	Hexylcarbamic acid	0.769
13	A1BIE	N~6~-(2-methylprop-2-enoyl)-L-lysine	0.750
14	BTK	N~6~-butanoyl-L-lysine	0.750
15	D8R	(2~{S})-2-azanyl-6-[[(2~{R})-2-oxidanylpropanoyl]amino]hexanoic acid	0.750
16	KCR	N-6-crotonyl-L-lysine	0.750
17	KR3	N~6~-(ethoxycarbonyl)-L-lysine	0.750
18	XRW	N~6~-[(2s)-2-hydroxypropanoyl]-L-lysine	0.750
19	HRG	L-homoarginine	0.733
20	IEL	N~6~-[(1z)-ethanimidoyl]-L-lysine	0.733
21	ILY	N~6~-propan-2-yl-L-lysine	0.733
22	M3L	N-trimethyllysine	0.733
23	TLY	(2s)-2-azanyl-6-(ethanethioylamino)hexanoic acid	0.733
24	A1BX4	N~6~-hydroxy-L-lysine	0.714
25	CMY	(6-aminohexyl)carbamic acid	0.714
26	UZN	[(2~{S})-2-azanylhexyl]carbamic acid	0.714
27	A1BDE	N~6~-L-seryl-L-lysine	0.706
28	FAK	N~6~-(trifluoroacetyl)-L-lysine	0.706
29	KHB	N~6~-[(3s)-3-hydroxybutanoyl]-L-lysine	0.706