Exact Mass: 840.3640194
Exact Mass Matches: 840.3640194
Found 1 metabolites which its exact mass value is equals to given mass value 840.3640194,
within given mass tolerance error 6.4E-8 dalton. Try search metabolite list with more accurate mass tolerance error
1.28E-8 dalton.
Hexa-His
2-{2-[2-(2-{2-[2-amino-3-(1H-imidazol-5-yl)propanamido]-3-(1H-imidazol-5-yl)propanamido}-3-(1H-imidazol-5-yl)propanamido)-3-(1H-imidazol-5-yl)propanamido]-3-(1H-imidazol-5-yl)propanamido}-3-(1H-imidazol-5-yl)propanoic acid