1	O77	N-[(3s)-3-amino-3-carboxypropyl]-L-histidine	1.000
2	FN6	(2s)-2-azanyl-4-[[(2r)-3-(1h-imidazol-4-yl)-1-oxidanyl-1-oxidanylidene-propan-2-yl]amino]butanoic acid	1.000
3	BDH	L-beta-aspartylhistidine	0.947
4	8V0	(2~{S})-2-(3-azanylpropanoylamino)-3-(1~{H}-imidazol-4-yl)propanoic acid	0.789
5	8V3	(2~{S})-2-(3-azanylpropanoylamino)-3-(3-methylimidazol-4-yl)propanoic acid	0.750
6	8UX	(2~{S})-4-[[(2~{R})-3-(1~{H}-imidazol-4-yl)-1-oxidanyl-1-oxidanylidene-propan-2-yl]amino]-2-[[(2~{S})-1-oxidanyl-1-oxidanylidene-propan-2-yl]amino]butanoic acid	0.708