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Literature summary extracted from

  • Stoolmiller, A.C.
    L-2-Keto-3-deoxyarabonate dehydratase (1975), Methods Enzymol., 42C, 308-315.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.2.1.43 DL-2-keto-3-hydroxypentanoate
-
 Pelomonas saccharophila
4.2.1.43 NaBH4
-
 Pelomonas saccharophila
4.2.1.43 p-hydroxymercuribenzoate
-
 Pelomonas saccharophila
4.2.1.43 pyruvate
-
 Pelomonas saccharophila

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
4.2.1.43 0.07
-
 2-dehydro-3-deoxy-L-arabinonate
-
 Pelomonas saccharophila

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.2.1.43 85000
-
 gel filtration Pelomonas saccharophila

Organism

EC Number Organism UniProt Comment Textmining
4.2.1.43 Pelomonas saccharophila
-
-
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.2.1.43 54
-
-
 Pelomonas saccharophila

Storage Stability

EC Number Storage Stability Organism
4.2.1.43 4°C, 10 mM phosphate buffer, pH 7.5, 20% (NH4)2SO4 Pelomonas saccharophila

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.2.1.43 2-dehydro-3-deoxy-L-arabinonate
-
 Pelomonas saccharophila 2,5-dioxopentanoate + H2O
-
 ?
4.2.1.43 L-2-keto-3-deoxyarabonate
-
 Pelomonas saccharophila 2-oxoglutarate semialdehyde + H2O
-
 ?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
4.2.1.43 7.2
-
-
 Pelomonas saccharophila

pH Range

EC Number pH Minimum pH Maximum Comment Organism
4.2.1.43 5.8 9.2 less than 50% of maximal activity above and below Pelomonas saccharophila