exo-Inulinase (Aspergillus niger)

5,000 Units at 40°C

Item No.  E-EXOIAN

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High purity recombinant exo-Inulinase (Aspergillus niger) for use in research, biochemical enzyme assays and in vitro diagnostic analysis.

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Brand Megazyme
EC Number,
Enzyme β-Fructosidase
Storage Conditions

Storage Temperature: 2-8°C

Stability: > 4 years at 4°C

Application Examples Applications established in food industry for fructose syrup production and in the diagnostics industry for the measurement of fructans and inulins.
Formulation In 3.2 M ammonium sulphate
Physical Form Suspension
CAS Number 37288-56-5,
CAZy Family GH32
Concentration ~ 2,000 U/mL (40°C, pH 4.5 on kestose)
Synonyms fructan beta-fructosidase; beta-D-fructan fructohydrolase, beta-fructofuranosidase; beta-D-fructofuranoside fructohydrolase
Source Aspergillus niger
Molecular Weight 58400
Expression Recombinant from Aspergillus niger
Specificity EC Hydrolysis of terminal, non-reducing (2,1)- and (2,6)-linked β-D-fructofuranose residues in fructans.
EC Hydrolysis of terminal, non-reducing β-D-fructofuranoside residues in β-D-fructofuranosides.
Specific Activity ~ 2,000 U/mg (60°C, pH 4.5 on kestose);
~ 1,000 U/mg (40°C, pH 4.5 on kestose)
Unit Definition One Unit of exo-inulinase activity is defined as the amount of enzyme required to release one μmole of β-D-fructose reducing-sugar equivalents per minute from kestose (5 mg/mL) in sodium acetate buffer (100 mM), at pH 4.5 at 40°C.
Temperature Optima (°C) 60
pH Optima 4.5-4.9
Package Weight 0.03