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Literature summary for 2.7.2.4 extracted from

  • Starnes, W.L.; Munk, P.; Maul, S.B.; Cunningham, G.N.; Cox, D.J.; Shive, W.
    Threonine-sensitive aspartokinase-homoserine dehydrogenase complex, amino acid composition, molecular weight, and subunit composition of the complex (1972), Biochemistry, 11, 677-687.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
L-threonine
-
Escherichia coli

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
80000
-
4 * 80000, aspartokinase-homoserine dehydrogenase complex, sedimentation equlibrium performed on guanidinium chloride dissolved complex Escherichia coli
87500
-
4 * 87500, SDS-PAGE Escherichia coli
334000
-
native complex, Svedberg equation Escherichia coli
346000
-
aspartokinase-homoserine dehydrogenase complex, sedimentation equilibrium Escherichia coli

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + L-aspartate Escherichia coli
-
ADP + 4-phospho-L-aspartate
-
r
ATP + L-aspartate Escherichia coli ATCC 9723
-
ADP + 4-phospho-L-aspartate
-
r

Organism

Organism UniProt Comment Textmining
Escherichia coli
-
9723 (ATCC)
-
Escherichia coli ATCC 9723
-
9723 (ATCC)
-

Purification (Commentary)

Purification (Comment) Organism
aspartokinase-homoserine dehydrogenase complex Escherichia coli

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
5.69
-
-
Escherichia coli

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + L-aspartate
-
Escherichia coli ADP + 4-phospho-L-aspartate
-
r
ATP + L-aspartate
-
Escherichia coli ATCC 9723 ADP + 4-phospho-L-aspartate
-
r

Subunits

Subunits Comment Organism
tetramer 4 * 87500, SDS-PAGE Escherichia coli
tetramer 4 * 80000, aspartokinase-homoserine dehydrogenase complex, sedimentation equlibrium performed on guanidinium chloride dissolved complex Escherichia coli

Synonyms

Synonyms Comment Organism
aspartokinase 1-homoserine dehydrogenase 1
-
Escherichia coli