N-acetyl-L-threonine (2S,3R)-2-acetamido-3-hydroxybutanoic acid 144.066070556640625 144.149993896484375 2-acetylamino-3-hydroxybutanoic acid 2-acetylazanyl-3-hydroxybutanoic acid 42.01056671142578125 42.04000091552734375 A protein modification that effectively converts an L-threonine residue to N-acetyl-L-threonine. Acetyl Acetylation C 2 H 2 N 0 O 1 C 6 H 10 N 1 O 3 MOD:00061 MOD_RES N-acetylthreonine N-acetyl-L-threonine N-acetylated L-threonine N-acetylthreonine N-methylcarbonylthreonine N-term NAcThr PSI-MOD T natural uniprot.ptm:PTM-0208 monoacetylated L-threonine alpha-amino acetylated residue