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Literature summary extracted from

  • Preiss, J.; Mazelis, M.; Greenberg, E.
    Cloning of the aspartate-beta-semialdehyde dehydrogenase structural gene from Escherichia coli K12 (1982), Curr. Microbiol., 7, 263-268.
No PubMed abstract available

Cloned(Commentary)

EC Number Cloned (Comment) Organism
1.2.1.11
-
Escherichia coli

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.2.1.11 0.2
-
L-aspartate 4-semialdehyde
-
Escherichia coli

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.2.1.11 40000
-
2 * 40000 Escherichia coli
1.2.1.11 77000
-
sucrose density gradient centrifugation Escherichia coli

Organism

EC Number Organism UniProt Comment Textmining
1.2.1.11 Escherichia coli
-
K-12
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.2.1.11 using heat treatment, column chromatography on DEAE-cellulose, ammonium sulfate precipitation and column chromatography on Sephadex G-200 Escherichia coli

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.2.1.11 0.002
-
K12 6201 strain, enriched media plus diaminopimelic acid Escherichia coli
1.2.1.11 0.12
-
B AC70R1 strain, enriched media Escherichia coli
1.2.1.11 0.4
-
K12 23631 strain, minimal media plus N-formyllysine Escherichia coli
1.2.1.11 0.94
-
B AC70R1 strain, minimal media Escherichia coli
1.2.1.11 1.8
-
K12 6201/PoP126 strain, enriched media plus ampicillin Escherichia coli
1.2.1.11 2.7
-
B AC70R1/PoP12 strain, enriched media plus tetracycline Escherichia coli
1.2.1.11 5.3
-
B AC70R1/PoP12 strain, minimal media plus tetracycline Escherichia coli
1.2.1.11 26
-
K12 23631/pOP12 strain, minimal media plus N-formyllysine and tetracycline Escherichia coli
1.2.1.11 145
-
K12 23631/pOP12, after three times purification of the enzyme Escherichia coli

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.2.1.11 L-aspartate 4-semialdehyde + phosphate + NADP+
-
Escherichia coli L-4-aspartyl phosphate + NADPH
-
?

Subunits

EC Number Subunits Comment Organism
1.2.1.11 dimer 2 * 40000 Escherichia coli

Cofactor

EC Number Cofactor Comment Organism Structure
1.2.1.11 NADP+
-
Escherichia coli