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Literature summary for 3.1.1.11 extracted from

  • Lim, J.Y.; Fujio, Y.; Ueda, S.
    Purification and characterization of pectinesterase and pectin lyase from Aspergillus oryzae A-3 (1983), J. Appl. Biochem., 5, 91-98.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
Cu2+
-
Aspergillus oryzae
Hg2+
-
Aspergillus oryzae
iodoacetic acid
-
Aspergillus oryzae
NEM
-
Aspergillus oryzae

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ stimulates Aspergillus oryzae
NaCl enzyme is not affected by NaCl from 0.1 M to 0.5 M concentrations Aspergillus oryzae

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
34000
-
gel filtration Aspergillus oryzae

Organism

Organism UniProt Comment Textmining
Aspergillus oryzae
-
A-3
-
Aspergillus oryzae A-3
-
A-3
-

Purification (Commentary)

Purification (Comment) Organism
isoenzyme PE I and PE II Aspergillus oryzae
isoenzyme PE II Aspergillus oryzae

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Aspergillus oryzae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
pectin + H2O
-
Aspergillus oryzae methanol + pectate
-
?
pectin + H2O
-
Aspergillus oryzae A-3 methanol + pectate
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50 55 isoenzyme PE I and PE II Aspergillus oryzae

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
40
-
30 min, pH 4.0-9.0, isoenzyme PE II is stable Aspergillus oryzae
50
-
pH 8.0, stable up to Aspergillus oryzae

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
-
Aspergillus oryzae

pH Stability

pH Stability pH Stability Maximum Comment Organism
4 9 40°C, 30 min, stable Aspergillus oryzae