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Literature summary extracted from

  • Wang, X.Y.; Meng, F.G.; Zhou, H.M.
    Unfolding and inactivation during thermal denaturation of an enzyme that exhibits phytase and acid phosphatase activities (2004), Int. J. Biochem. Cell Biol., 36, 447-459.
    View publication on PubMed

Organism

EC Number Organism UniProt Comment Textmining
3.1.3.8 Aspergillus niger
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The enzyme exhibits phytase and acid phosphatase activity. The enzyme may be a 3-phytase (EC 3.1.3.8), or a 4-phytase (synonym 6-phytase, EC 3.1.3.26). The product of the hydrolysis of myo-inositol hexakisphosphate to 1D-myo-inositol 1,2,4,5,6-pentakisphosphate or alternatively 1D-myo-inositol 1,2,3,5,6-pentakisphosphate has not been identified.
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3.1.3.26 Aspergillus niger
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The enzyme exhibits phytase and acid phosphatase activity. The enzyme may be a 3-phytase (EC 3.1.3.8), or a 4-phytase (synonym 6-phytase, EC 3.1.3.26). The product of the hydrolysis of myo-inositol hexakisphosphate to 1D-myo-inositol 1,2,4,5,6-pentakisphosphate or alternatively 1D-myo-inositol 1,2,3,5,6-pentakisphosphate has not been identified.
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Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.1.3.8 additional information enzyme exhibits phytase and acid phosphatase activity Aspergillus niger ?
-
?
3.1.3.26 additional information enzyme exhibits phytase and acid phosphatase activity Aspergillus niger ?
-
?

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.1.3.8 45 50 there are two phases in thermal inactivation: when the temperature is between 45°C and 50°C, the thermal inactivation can be characterized as an irreversible inactivation which has some residual activity and when the temperature is above 55°C the thermal inactivation can be characterized as an irreversible process which has no residual activity Aspergillus niger
3.1.3.8 55
-
there are two phases in thermal inactivation: when the temperature is between 45°C and 50°C, the thermal inactivation can be characterized as an irreversible inactivation which has some residual activity and when the temperature is above 55°C the thermal inactivation can be characterized as an irreversible process which has no residual activity Aspergillus niger
3.1.3.26 45 50 there are two phases in thermal inactivation: when the temperature is between 45°C and 50°C, the thermal inactivation can be characterized as an irreversible inactivation which has some residual activity and when the temperature is above 55°C the thermal inactivation can be characterized as an irreversible process which has no residual activity Aspergillus niger
3.1.3.26 55
-
there are two phases in thermal inactivation: when the temperature is between 45°C and 50°C, the thermal inactivation can be characterized as an irreversible inactivation which has some residual activity and when the temperature is above 55°C the thermal inactivation can be characterized as an irreversible process which has no residual activity Aspergillus niger