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Literature summary extracted from

  • Curien, G.; Dumas, R.; Ravanel, S.; Douce, R.
    Characterization of an Arabidopsis thaliana cDNA encoding an S-adenosylmethionine-sensitive threonine synthase. Threonine synthase from higher plants (1996), FEBS Lett., 390, 85-90.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
4.2.3.1 S-adenosylmethionine 3-20fold increase of specific activity in various recombinant enzymes at 0.2 mM Arabidopsis thaliana

Cloned(Commentary)

EC Number Cloned (Comment) Organism
4.2.3.1 expressed in Escherichia coli Arabidopsis thaliana

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.2.3.1 58000
-
 2 * 58000, comparison of nucleotide sequence and molecular mass of native enzyme Arabidopsis thaliana
4.2.3.1 110000
-
 gel filtration Arabidopsis thaliana

Organism

EC Number Organism UniProt Comment Textmining
4.2.3.1 Arabidopsis thaliana
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
4.2.3.1 native and recombinant enzymes Arabidopsis thaliana

Source Tissue

EC Number Source Tissue Comment Organism Textmining
4.2.3.1 leaf
-
 Arabidopsis thaliana
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.2.3.1 0.00098 0.00246 purified enzyme from cloned gene Arabidopsis thaliana

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.2.3.1 O-phospho-L-homoserine + H2O
-
 Arabidopsis thaliana L-threonine + phosphate
-
 ir

Subunits

EC Number Subunits Comment Organism
4.2.3.1 dimer 2 * 58000, comparison of nucleotide sequence and molecular mass of native enzyme Arabidopsis thaliana
4.2.3.1 More identification of active site amino acids Arabidopsis thaliana