modified L-histidine residue 1'-(1,2,3-trihydroxyprop-2-yl)-L-histidine 227.090606689453125 227.220001220703125 90.0316925048828125 90.0800018310546875 (S)-2-amino-3-[1-(1,2,3-trihydroxypropan-2-yl)-1H-imidazol-4-yl]propanoic acid none tele-(1,2,3-trihydroxypropan-2-yl)histidine 1'-(1,2,3-trihydroxyprop-2-yl)-L-histidine N(tau)-(1,2,3-trihydroxypropan-2-yl)histidine H NtauDHAHis PSI-MOD C 3 H 6 O 3 MOD:01177 A protein modification that effectively converts an L-histidine residue to 1'-(1,2,3-trihydroxyprop-2-yl)-L-histidine. MOD_RES Tele-(1,2,3-trihydroxypropan-2-yl)histidine 1-[1,2-dihydroxy-1-(hydroxymethyl)ethyl]-L-histidine natural N(epsilon)-histidine dihydroxyacetone adduct C 9 H 13 N 3 O 4