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Literature summary for 4.1.1.31 extracted from

  • Wohl, R.C.; Markus, G.
    Phosphoenolpyruvate carboxylase of Escherichia coli (1972), J. Biol. Chem., 247, 5785-5792.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
2-mercaptoethanol activates Escherichia coli
fructose diphosphate activates Escherichia coli
GTP activates Escherichia coli

Inhibitors

Inhibitors Comment Organism Structure
NEM
-
Escherichia coli

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.6
-
phosphoenolpyruvate
-
Escherichia coli

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
93000
-
4 * 93000, SDS-PAGE Escherichia coli
361000
-
calculation from sedimentation and diffusion measurement Escherichia coli
400000
-
calculation from sedimentation velocity Escherichia coli

Organism

Organism UniProt Comment Textmining
Escherichia coli
-
-
-
Escherichia coli B / ATCC 11303
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Escherichia coli

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
30
-
-
Escherichia coli

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
phosphoenolpyruvate + CO2
-
Escherichia coli phosphate + oxaloacetate
-
?
phosphoenolpyruvate + CO2
-
Escherichia coli B / ATCC 11303 phosphate + oxaloacetate
-
?

Subunits

Subunits Comment Organism
tetramer 4 * 93000, SDS-PAGE Escherichia coli

Cofactor

Cofactor Comment Organism Structure
acetyl-CoA activates Escherichia coli