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Literature summary for 4.1.3.42 extracted from

  • Dekker, E.E.
    Aldol-type reactions and 2-keto-4-hydroxyglutarate aldolase (1977), Bioorg. Chem., 1, 59-77.
No PubMed abstract available

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information
-
Escherichia coli
additional information
-
additional information
-
Bos taurus

Metals/Ions

Metals/Ions Comment Organism Structure
additional information no requirement Escherichia coli
additional information no requirement Bos taurus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
21000
-
3 * 21000, SDS-PAGE Escherichia coli
120000
-
gel filtration Escherichia coli
120000
-
gel filtration Bos taurus

Organism

Organism UniProt Comment Textmining
Bos taurus
-
bovine
-
Escherichia coli
-
constitutive
-

Purification (Commentary)

Purification (Comment) Organism
-
Bos taurus

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Bos taurus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2-Keto-4-hydroxybutyrate
-
Bos taurus Pyruvate + formaldehyde
-
?
2-Keto-4-hydroxybutyrate 8% of 4-hydroxy-2-oxoglutarate cleavage rate Escherichia coli Pyruvate + formaldehyde
-
?
4-Hydroxy-2-oxoglutarate
-
Escherichia coli Pyruvate + glyoxylate
-
?
4-Hydroxy-2-oxoglutarate both stereoisomers Bos taurus Pyruvate + glyoxylate
-
?
additional information stoichiometry of substrate binding Bos taurus ?
-
?
additional information mechanism Escherichia coli ?
-
?
additional information mechanism Bos taurus ?
-
?
additional information 2-keto-4-hydroxy-4-methylglutarate, 2-keto-3-deoxy-6-phosphoclucanate cleaved at slow rate Bos taurus ?
-
?
additional information role of sulfhydryl, histidyl, and lysyl residues Bos taurus ?
-
?
additional information 2-keto-3-deoxyglucarate and 2-keto-4,5-dihydroxyvalerate cleaved at slow rate Bos taurus ?
-
?
Oxaloacetate
-
Escherichia coli CO2 + pyruvate
-
?
Oxaloacetate
-
Bos taurus CO2 + pyruvate
-
?

Subunits

Subunits Comment Organism
trimer
-
Bos taurus
trimer 3 * 21000, SDS-PAGE Escherichia coli

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.8
-
2-keto-4-hydroxyglutarate cleavage Escherichia coli
8.8
-
2-keto-4-hydroxyglutarate cleavage Bos taurus