1	NMM	(2s)-2-amino-5-[(N-methylcarbamimidoyl)amino]pentanoic acid	1.000
2	3KJ	N~5~-(N-hydroxy-N-methylcarbamimidoyl)-L-ornithine	0.929
3	DA2	Ng,ng-dimethyl-L-arginine	0.929
4	J9Y	(2s)-2-amino-5-{[(E)-amino(methylamino)methylidene](hydroxy)azaniumyl}pentanoate	0.929
5	0AR	N-[N-[(4s)-4-azanyl-5-hydroxy-5-oxo-pentyl]carbamimidoyl]ethanamide	0.867
6	3AR	N-omega-propyl-L-arginine	0.867
7	4KJ	(5e)-5-[(N-methoxy-N-methylcarbamimidoyl)imino]-L-norvaline	0.867
8	ARV	5-N-allyl-arginine	0.867
9	HAR	N-omega-hydroxy-L-arginine	0.857
10	BWV	N~5~-(N-butylcarbamimidoyl)-L-ornithine	0.812
11	C4G	N~5~-[N-(3-aminopropyl)carbamimidoyl]-L-ornithine	0.812
12	C6D	N~5~-[N-(3-hydroxypropyl)carbamimidoyl]-L-ornithine	0.812
13	D20	N~5~-{imino[(2-methoxyethyl)amino]methyl}-L-ornithine	0.812
14	POK	2-[[~{N}-[(4~{S})-4-azanyl-5-oxidanylidene-pentyl]carbamimidoyl]amino]ethanoic acid	0.812
15	VR0	N~5~-[N-(methylcarbamoyl)carbamimidoyl]-L-ornithine	0.812
16	1KJ	N~5~-(N-methoxycarbamimidoyl)-L-ornithine	0.800
17	2MR	N3, n4-dimethylarginine	0.800
18	5KJ	N~5~-(N-hydroxycarbamimidoyl)-N~5~-methyl-L-ornithine	0.800
19	4VI	(2z,4e)-5-carbamimidamido-2-iminopent-4-enoic acid	0.786
20	AR7	Amino{[(4s)-4-amino-5,5-dihydroxypentyl]amino}methaniminium	0.786
21	ARG	Arginine	0.786
22	CIR	Citrulline	0.786
23	DAR	D-arginine	0.786
24	GND	2-amino-5-guanidino-pentanoic acid	0.786
25	IAR	(2e)-5-[(diaminomethylidene)amino]-2-iminopentanoic acid	0.786
26	ILO	N5-iminoethyl-L-ornithine	0.786
27	SCI	L-thiocitrulline	0.786
28	C67	N~5~-[N-(2-carboxyethyl)carbamimidoyl]-L-ornithine	0.765
29	2KJ	N~5~-(N-ethoxycarbamimidoyl)-L-ornithine	0.750
30	NRG	N-omega-nitro-L-arginine	0.750
31	WEZ	N-[(4s)-4-amino-5-oxopentyl]-N'-[(1s)-1-hydroxy-2-oxoethyl]guanidine	0.750
32	4D4	(2s,3r)-2-azanyl-5-carbamimidamido-3-oxidanyl-pentanoic acid	0.733
33	4JK	(S)-2-amino-5-(2-hydroxyacetimidamido)pentanoic acid	0.733
34	AGM	5-methyl-arginine	0.733
35	ARO	C-gamma-hydroxy arginine	0.733
36	FIO	N~5~-[(1e)-2-fluoroethanimidoyl]-L-ornithine	0.733
37	LN5	N5-(1-iminopropyl)-L-ornithine	0.733
38	SMZ	N~5~-[(E)-imino(methylsulfanyl)methyl]-L-ornithine	0.733
39	VUR	(S)-2-amino-5-(2-mercaptoacetimidamido)pentanoic acid	0.733
40	WT2	(S)-2-amino-5-(2-oxoacetimidamido)pentanoic acid	0.733
41	WYK	(2s,4s)-4-hydroxy-L-arginine	0.733
42	ZZU	(2s,3s)-3-hydroxyarginine	0.733
43	GVA	5-{[amino(imino)methyl]amino}pentanoic acid	0.714
44	MEQ	N5-methylglutamine	0.714
45	OAR	N-(4-amino-5-hydroxy-pentyl)-guanidine	0.714
46	RGL	Arginal	0.714
47	RPI	Phospho-arginine	0.706