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Literature summary for 3.1.1.20 extracted from

  • Hamdy, H.
    Purification and characterisation of a newly isolated stable long-life Tannase produced by F. subglutinans (Wollenweber and Reinking) Nelson et al (2008), J. Pharm. Innov., 3, 142-151.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
Tannic acid maximum enzyme production (9.38 U/ml) is recorded after 96 h of incubation at 35°C, initial pH 5, in submerged culture (200 rpm) utilising 2% (w/v) tannic acid as a sole carbon source Fusarium subglutinans

Inhibitors

Inhibitors Comment Organism Structure
Ba2+ competitive inhibitor Fusarium subglutinans
Co2+ competitive inhibitor Fusarium subglutinans
Cu2+ competitive inhibitor Fusarium subglutinans
Fe3+ competitive inhibitor Fusarium subglutinans
Zn2+ competitive inhibitor Fusarium subglutinans

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.57
-
Tannic acid purified enzyme Fusarium subglutinans

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+
-
Fusarium subglutinans
K+
-
Fusarium subglutinans
Mg2+
-
Fusarium subglutinans
Mn2+
-
Fusarium subglutinans

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
150000
-
purified enzyme Fusarium subglutinans

Organism

Organism UniProt Comment Textmining
Fusarium subglutinans
-
-
-

Purification (Commentary)

Purification (Comment) Organism
to electrophoretic homogeneity through two-step column chromatography Fusarium subglutinans

Storage Stability

Storage Stability Organism
-15°C, 3 months Fusarium subglutinans

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
tannic acid + H2O
-
Fusarium subglutinans gallic acid + D-glucose
-
?

Synonyms

Synonyms Comment Organism
tannase
-
Fusarium subglutinans

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
maximum tannase activity at 40°C Fusarium subglutinans

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
70
-
midpoint of thermal inactivation at 70°C after 60 min of exposure Fusarium subglutinans

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
maximum tannase activity at pH 6.0 Fusarium subglutinans

pH Stability

pH Stability pH Stability Maximum Comment Organism
6 8 purified enzyme Fusarium subglutinans