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Literature summary extracted from

  • Alban, C.; Baldet, P.; Axiotis, S.; Douce, R.
    Purification and characterization of 3-methylcrotonyl-coenzyme A carboxylase from higher plant mitochondria (1993), Plant Physiol., 102, 957-965.
    View publication on PubMedView publication on EuropePMC

Inhibitors

EC Number Inhibitors Comment Organism Structure
6.4.1.4 ADP ADP and phosphate inhibit enzyme activity in an additive mode Pisum sativum
6.4.1.4 KCl 1.2fold stimulation in presence of 20 mM KCl. Inhibition at concentrations higher than 50 mM Pisum sativum
6.4.1.4 KCl 1.2fold stimulation in presence of 20 mM KCl. Inhibition at concentrations higher than 50 mM Solanum tuberosum
6.4.1.4 Mg2+ above 5 mM Mg2+, at 1 mM ATP Pisum sativum
6.4.1.4 Mg2+ above 5 mM Mg2+, at 1 mM ATP Solanum tuberosum
6.4.1.4 additional information neither the cyclohexanedione herbicide sethoxydim nor the aryloxyphenoxypropionic acid herbicide diclofop-methyl affect enzyme activity Pisum sativum
6.4.1.4 additional information neither the cyclohexanedione herbicide sethoxydim nor the aryloxyphenoxypropionic acid herbicide diclofop-methyl affect enzyme activity Solanum tuberosum
6.4.1.4 NEM
-
Pisum sativum
6.4.1.4 Phenylglyoxal
-
Pisum sativum
6.4.1.4 phosphate ADP and phosphate inhibit enzyme activity in an additive mode Pisum sativum

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
6.4.1.4 0.07
-
ATP
-
Solanum tuberosum
6.4.1.4 0.1
-
3-methylcrotonoyl-CoA
-
Solanum tuberosum
6.4.1.4 0.1
-
3-methylcrotonoyl-CoA ATP Pisum sativum
6.4.1.4 0.34
-
HCO3-
-
Solanum tuberosum
6.4.1.4 0.9
-
HCO3-
-
Pisum sativum

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
6.4.1.4 K+ 1.1 to 1.2fold stimulation in presence of 20 mM KCl. Inhibition at concentrations higher than 50 mM Pisum sativum
6.4.1.4 K+ 1.1 to 1.2fold stimulation in presence of 20 mM KCl. Inhibition at concentrations higher than 50 mM Solanum tuberosum
6.4.1.4 Mg2+ maximal activation at 3 mM Mg2+ in presence of 1 mM ATP Solanum tuberosum
6.4.1.4 Mg2+ maximal activation at 2.5 mM Mg2+ in presence of 1 mM ATP Pisum sativum
6.4.1.4 Mg2+ Mg2+ required Pisum sativum
6.4.1.4 Mg2+ Mg2+ required Solanum tuberosum

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
6.4.1.4 53000
-
4 * 74000, biotin-containing subunit, + 4 * 53000, biotin-free subunit, SDS-PAGE Solanum tuberosum
6.4.1.4 54000
-
4 * 76000, biotin-containing subunit, + 4 * 54000, biotin-free subunit, SDS-PAGE Pisum sativum
6.4.1.4 74000
-
4 * 74000, biotin-containing subunit, + 4 * 53000, biotin-free subunit, SDS-PAGE Solanum tuberosum
6.4.1.4 76000
-
4 * 76000, biotin-containing subunit, + 4 * 54000, biotin-free subunit, SDS-PAGE Pisum sativum
6.4.1.4 500000
-
gel filtration Solanum tuberosum
6.4.1.4 530000
-
gel filtration Pisum sativum

Organism

EC Number Organism UniProt Comment Textmining
6.4.1.4 Pisum sativum
-
-
-
6.4.1.4 Solanum tuberosum
-
-
-

Reaction

EC Number Reaction Comment Organism Reaction ID
6.4.1.4 ATP + 3-methylcrotonoyl-CoA + HCO3- + H+ = ADP + phosphate + 3-methylglutaconyl-CoA bi bi uni uni ping-pong mechanism, i.e. double-displacement kinetic mechanism Pisum sativum

Source Tissue

EC Number Source Tissue Comment Organism Textmining
6.4.1.4 leaf
-
Pisum sativum
-
6.4.1.4 tuber
-
Solanum tuberosum
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
6.4.1.4 2.77
-
-
Solanum tuberosum
6.4.1.4 4.5
-
-
Pisum sativum

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
6.4.1.4 ATP + 3-methylcrotonoyl-CoA + HCO3-
-
Pisum sativum ADP + phosphate + 3-methylglutaconyl-CoA
-
?
6.4.1.4 ATP + 3-methylcrotonoyl-CoA + HCO3-
-
Solanum tuberosum ADP + phosphate + 3-methylglutaconyl-CoA
-
?

Subunits

EC Number Subunits Comment Organism
6.4.1.4 octamer 4 * 76000, biotin-containing subunit, + 4 * 54000, biotin-free subunit, SDS-PAGE Pisum sativum
6.4.1.4 octamer 4 * 74000, biotin-containing subunit, + 4 * 53000, biotin-free subunit, SDS-PAGE Solanum tuberosum

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
6.4.1.4 35
-
-
Pisum sativum
6.4.1.4 38
-
-
Solanum tuberosum

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
6.4.1.4 8 8.2
-
Solanum tuberosum
6.4.1.4 8.3
-
-
Pisum sativum

Cofactor

EC Number Cofactor Comment Organism Structure
6.4.1.4 biotin 1 mol of biotin per 128000 MW protein Solanum tuberosum
6.4.1.4 biotin 1 mol of biotin per 133000 MW protein Pisum sativum