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 0.0002 dalton. Try search metabolite list with more accurate mass tolerance error
4.0E-5 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