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Literature summary for 4.1.2.35 extracted from

  • Morimoto, S.; Azuma, K.; Oshima, T.; Sakamoto, M.
    Purification and properties of a new enzyme, propioin synthase in baker's yeast which forms propioin from propionaldehyde (1988), J. Ferment. Technol., 66, 7-12.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
2-mercaptoethanol stimulation at 3.05 and 6.1 mM Saccharomyces cerevisiae

Cloned(Commentary)

Cloned (Comment) Organism
-
Saccharomyces cerevisiae

Inhibitors

Inhibitors Comment Organism Structure
(CH3COO)2Pb 44% inhibition at 1.08 mM, complete inhibition at 32 mM Saccharomyces cerevisiae
(NH4)2SO4 62% inhibition at 80.6 mM, complete inhibition at 806 mM Saccharomyces cerevisiae
AgNO3 5% inhibition at 0.32 mM, complete inhibition at 3.2 mM Saccharomyces cerevisiae
Cu2+ 73% inhibition at 0.81 mM, complete inhibition at 8.06 mM Saccharomyces cerevisiae
EDTA 5% inhibition at 0.24 mM, 45% inhibition at 9.68 mM Saccharomyces cerevisiae
Fe3+ 23% inhibition at 0.16 mM, complete inhibition at 32 mM Saccharomyces cerevisiae
Hg2+ 86% inhibition at 1.08 mM, complete inhibition at 10.8 mM Saccharomyces cerevisiae
iodoacetic acid 68% inhibition at 16 mM, complete inhibition at 35 mM Saccharomyces cerevisiae
Na2SO4 38% inhibition at 0.16 mM, 57% inhibition at 0.86 mM Saccharomyces cerevisiae
NH4Cl 21% inhibition at 1.7 mM, complete inhibition at 968 mM Saccharomyces cerevisiae
Sn2+ 47% inhibition at 8.69 mM, complete inhibition at 16 mM Saccharomyces cerevisiae
Zn2+ 63% inhibition at 1.08 mM, complete inhibition at 16 mM Saccharomyces cerevisiae

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ 23% stimulation at 0.32 mM Saccharomyces cerevisiae
Fe2+ 58% stimulation at 0.08 mM, 145% stimulation at 0.16 mM Saccharomyces cerevisiae
Mg2+ 37% stimulation at 0.08 mM, 47% stimulation at 0.16 mM Saccharomyces cerevisiae
Mn2+ 55% stimulation at 0.5 mM, 125% stimulation at 1.6 mM Saccharomyces cerevisiae
Na+ 12% stimulation at 0.16 mM Saccharomyces cerevisiae

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
96000
-
equilibrium centrifugation Saccharomyces cerevisiae
100000
-
gel filtration Saccharomyces cerevisiae

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
propionaldehyde + propionaldehyde Saccharomyces cerevisiae
-
propioin
-
?

Organism

Organism UniProt Comment Textmining
Saccharomyces cerevisiae
-
baker's yeast
-

Purification (Commentary)

Purification (Comment) Organism
-
Saccharomyces cerevisiae

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.91
-
-
Saccharomyces cerevisiae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
propanal + propanal
-
Saccharomyces cerevisiae 4-hydroxy-3-hexanone
-
?
propionaldehyde + propionaldehyde
-
Saccharomyces cerevisiae propioin
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
-
Saccharomyces cerevisiae

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
30 45 5 min, pH 6.8, about 90% of maximum activity Saccharomyces cerevisiae
50
-
5 min, pH 6.8, about 40% of maximum activity Saccharomyces cerevisiae
55
-
5 min, pH 6.8, about 5% of maximum activity Saccharomyces cerevisiae
60
-
5 min, pH 6.8, complete inactivation Saccharomyces cerevisiae

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.8 7
-
Saccharomyces cerevisiae

pH Range

pH Minimum pH Maximum Comment Organism
6 10 18% activity t pH 6, 30% activity at pH 10 Saccharomyces cerevisiae

pH Stability

pH Stability pH Stability Maximum Comment Organism
3
-
complete inactivation Saccharomyces cerevisiae
7 8 most stable Saccharomyces cerevisiae

Cofactor

Cofactor Comment Organism Structure
thiamine diphosphate 10% stimulation at 0.16 mM, 65% stimulation at 0.4 mM Saccharomyces cerevisiae