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Literature summary for 4.1.3.32 extracted from

  • Pirzer, P.; Lill, U.; Eggerer, H.
    Nicotinic acid metabolism. 2,3-Dimethylmalate lyase (1979), Hoppe-Seyler's Z. Physiol. Chem., 360, 1693-1702.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
mercaptans activity is dependent on Eubacterium barkeri

Inhibitors

Inhibitors Comment Organism Structure
cystamine
-
Eubacterium barkeri
Disulfide
-
Eubacterium barkeri
iodoacetamide
-
Eubacterium barkeri
iodoacetate
-
Eubacterium barkeri
Mg2+ above 10 mM; inhibits at high concentrations Eubacterium barkeri

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.66
-
2,3-dimethylmalate
-
Eubacterium barkeri

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ Km: 0.14 mM Eubacterium barkeri
Mg2+ inhibitory above 10 mM Eubacterium barkeri

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
125000
-
gel filtration Eubacterium barkeri

Organism

Organism UniProt Comment Textmining
Eubacterium barkeri
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Eubacterium barkeri

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2,3-Dimethylmalate
-
Eubacterium barkeri Propanoate + pyruvate
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
-
Eubacterium barkeri