>sp|Q46888|LTND_ECOLI L-threonate dehydrogenase OS=Escherichia coli GN=ltnD MKTGSEFHVGIVGLGSMGMGAALSYVRAGLSTWGADLNSNACATLKEAGACGVSDNAATF AEKLDALLVLVVNAAQVKQVLFGETGVAQHLKPGTAVMVSSTIASADAQEIATALAGFDL EMLDAPVSGGAVKAANGEMTVMASGSDIAFERLAPVLEAVAGKVYRIGAEPGLGSTVKII HQLLAGVHIAAGAEAMALAARAGIPLDVMYDVVTNAAGNSWMFENRMRHVVDGDYTPHSA VDIFVKDLGLVADTAKALHFPLPLASTALNMFTSASNAGYGKEDDSAVIKIFSGITLPGA KS