modified L-threonine residue decarboxylated residue 1-amino-2-propanol (2R)-1-aminopropan-2-ol -43.98983001708984375 -44.009998321533203125 1-amino-2-hydroxypropane 1-amino-2-propanol 1-methyl-2-aminoethanol 2-amino-1-methylethanol 2-hydroxy-1-propylamine 2-hydroxypropanamine 2-hydroxypropylamine 74.0605926513671875 74.09999847412109375 A protein modification that effectively converts an L-threonine residue into 1-amino-2-propanol. C -1 H 0 N 0 O -2 C 3 H 8 N 1 O 1 C-term MOD:01388 MOD_RES Decarboxylated threonine PSI-MOD T alpha-aminoisopropyl alcohol dCbxThr decarboxylated threonine isopropanolamine natural threamine uniprot.ptm:PTM-0354