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Literature summary for 4.1.1.4 extracted from

  • Kimura, Y.; Yasuda, N.; Tanigaki-Nagae, H.; Nakabayashi, T.; Matsunga, H.M; Kimura, M.; Matsuoka, A.
    Acetoacetate decarboxylase and a peptide with similar activity produced by Bacillus polymyxa (1986), Agric. Biol. Chem., 50, 2509-2516.
No PubMed abstract available

Application

Application Comment Organism
analysis the enzyme is a valuable tool for clinical analysis of ketone bodies in human plasma Paenibacillus polymyxa

Inhibitors

Inhibitors Comment Organism Structure
Acetylacetone
-
Paenibacillus polymyxa
ClO4-
-
Paenibacillus polymyxa
HSO3-
-
Paenibacillus polymyxa
KCN
-
Paenibacillus polymyxa
SCN-
-
Paenibacillus polymyxa

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.94
-
acetoacetate
-
Paenibacillus polymyxa
400
-
acetoacetate polymyxin MI Paenibacillus polymyxa

Localization

Localization Comment Organism GeneOntology No. Textmining
intracellular
-
Paenibacillus polymyxa 5622
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
27000
-
about 10 * 27000, SDS-PAGE Paenibacillus polymyxa
280000
-
gel filtration Paenibacillus polymyxa

Organism

Organism UniProt Comment Textmining
Paenibacillus polymyxa
-
-
-
Paenibacillus polymyxa
-
in addition to the intracellular enzyme, the extracellular produced polymyxin MI catalyzes the reaction
-
Paenibacillus polymyxa A-57
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Paenibacillus polymyxa

Source Tissue

Source Tissue Comment Organism Textmining
cell culture
-
Paenibacillus polymyxa
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
296
-
-
Paenibacillus polymyxa

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
Acetoacetate
-
Paenibacillus polymyxa Acetone + CO2
-
?
Acetoacetate
-
Paenibacillus polymyxa A-57 Acetone + CO2
-
?

Subunits

Subunits Comment Organism
? about 10 * 27000, SDS-PAGE Paenibacillus polymyxa

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
30 min, stable up to Paenibacillus polymyxa
80
-
30 min, complete inactivation Paenibacillus polymyxa

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.9
-
-
Paenibacillus polymyxa
6
-
polymyxin MI Paenibacillus polymyxa

pH Range

pH Minimum pH Maximum Comment Organism
3 8 pH 3: about 50% of maximal activity, pH 8: about 40% of maximal activity Paenibacillus polymyxa
5 8 pH 5: about 40% of maximal activity, pH 8: about 25% of maximal activity Paenibacillus polymyxa

pH Stability

pH Stability pH Stability Maximum Comment Organism
5.5 9 4°C, 23 h, stable Paenibacillus polymyxa