1	HWD	2-amino-3-(2,4-dioxo-3,4-dihydro-2h-pyrimidin-1-yl)-propionic acid	1.000
2	BWD	2-amino-3-(5-bromo-2,4-dioxo-3,4-dihydro-2h-pyrimidin-1-yl)-propionic acid	0.933
3	CWD	3-(5-chloro-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-L-alanine	0.933
4	FWD	2-amino-3-(5-fluoro-2,4-dioxo-3,4-dihydro-2h-pyrimidin-1-yl)-propionic acid	0.933
5	IWD	2-amino-3-(5-iodo-2,4-dioxo-3,4-dihydro-2h-pyrimidin-1-yl)-propionic acid	0.933
6	CUD	3-(4-amino-2-oxopyrimidin-1(2h)-yl)-D-alanine	0.867
7	CGW	(2~{S})-2-azanyl-3-[2,4-bis(oxidanylidene)-5,7-dihydrothieno[3,4-D]pyrimidin-1-yl]propanoic acid	0.824
8	CPW	(S)-2-amino-3-(1,3,5,7-pentahydro-2,4-dioxo-cyclopenta[E]pyrimidin-1-yl) proionic acid	0.824
9	NWD	3-(5-nitro-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-L-alanine	0.824
10	OUB	(S)-1-(2'-amino-2'-carboxyethyl)furo[3,4-D]pyrimidin-2,4-dione	0.824
11	PVK	(S)-1-(2'-amino-2'-carboxyethyl)-5,7-dihydrofuro[3,4-D]-pyrimidine-2,4(1h,3h)-dione	0.824
12	PVQ	(S)-1-[2'-amino-2'-carboxyethyl]-5,7-dihydropyrrolo[3,4-D]pyrimidin-2,4(1h,3h)-dione	0.824
13	QUS	(S)-2-amino-3-(3,5-dioxo-[1,2,4]oxadiazolidin-2-yl)-propionic acid	0.800
14	CG8	(2~{S})-2-azanyl-3-[6-methyl-2,4-bis(oxidanylidene)-5,7-dihydropyrrolo[3,4-D]pyrimidin-1-yl]propanoic acid	0.778
15	D5Y	Methyl 3-(5-bromo-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-L-alaninate	0.765
16	4WR	1-[(2r)-2,3-diaminopropyl]-5-fluoropyrimidine-2,4(1h,3h)-dione	0.750
17	M5F	1-[(2s)-2,3-diaminopropyl]-5-fluoropyrimidine-2,4(1h,3h)-dione	0.750
18	MMS	Mimosine	0.750
19	VBO	Methyl 3-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)propanoate	0.750
20	UBP	3-[3-(2-carboxyethyl)-2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl]-L-alanine	0.737