modified L-histidine residue 1'-(1,2,3-trihydroxyprop-2-yl)-L-histidine (S)-2-amino-3-[1-(1,2,3-trihydroxypropan-2-yl)-1H-imidazol-4-yl]propanoic acid 1'-(1,2,3-trihydroxyprop-2-yl)-L-histidine 1-[1,2-dihydroxy-1-(hydroxymethyl)ethyl]-L-histidine 227.090606689453125 227.220001220703125 90.0316925048828125 90.0800018310546875 A protein modification that effectively converts an L-histidine residue to 1'-(1,2,3-trihydroxyprop-2-yl)-L-histidine. C 3 H 6 N 0 O 3 C 9 H 13 N 3 O 4 H MOD:01177 MOD_RES Tele-(1,2,3-trihydroxypropan-2-yl)histidine N(epsilon)-histidine dihydroxyacetone adduct N(tau)-(1,2,3-trihydroxypropan-2-yl)histidine NtauDHAHis PSI-MOD natural tele-(1,2,3-trihydroxypropan-2-yl)histidine uniprot.ptm:PTM-0416