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Literature summary extracted from

  • De Jong, G.A.H.; Hazeu, W.; Bos, P.; Kuenen, J.G.
    Polythionate degradation by tetrathionate hydrolase of Thiobacillus ferrooxidans (1997), Microbiology, 143, 499-504.
    View publication on PubMed

Application

EC Number Application Comment Organism
3.12.1.B1 analysis measurement of enzyme activity is based on a continuous spectrophotometric method that detects soluble intermediates that absorb in the UV region Acidithiobacillus ferrooxidans

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.12.1.B1 0.05
-
tetrathionate pH 3.0, 30°C, presence of 0.5 M ammonium sulfate Acidithiobacillus ferrooxidans

Organism

EC Number Organism UniProt Comment Textmining
3.12.1.B1 Acidithiobacillus ferrooxidans
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.12.1.B1
-
Acidithiobacillus ferrooxidans

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.12.1.B1 additional information no substrates: trithionate, hexathionate Acidithiobacillus ferrooxidans ?
-
?
3.12.1.B1 pentathionate + H2O 80% of the activity with tetrathionate Acidithiobacillus ferrooxidans 2 sulfur + thiosulfate + sulfate + 2 H+
-
?
3.12.1.B1 tetrathionate + H2O the end products of hydrolysis of both tetrathionate and pentathionate by the pure enzyme are thiosulfate, sulfur and sulfate Acidithiobacillus ferrooxidans sulfur + thiosulfate + sulfate + 2 H+
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.12.1.B1 65
-
-
Acidithiobacillus ferrooxidans

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.12.1.B1 4
-
-
Acidithiobacillus ferrooxidans