ENZ_CAT_004

Catalase, Powder Format (CAT)

EC Number: 1.11.1.6 CAS Number: 9001-05-2 BRENDA IUBMB

High-performance catalase purified from a psychrotolerant microorganism.

High-performance catalase purified from a psychrotolerant microorganism, Powder format

Wide Temperature Range

Maintains activity at below-freezing temperatures, whereas commercial catalase only tolerates up to 45°C.

High Thermal Stability

Maintains over 50% of its activity for 7 hours at 50°C.

Wide pH Range

Functions between pH 4.0 and 11.0, more effectively between 6.5 and 9.0.

Swissaustral developed a novel high-performance recombinant catalase.

Potential Applications

Catalase rapidly decomposes hydrogen peroxide, delivering cross-sector benefits.

Main Properties

Origin Psychrotolerant bacteria
Production Source Escherichia coli
Molecular Weight ~220 kDa
Activity ≥ 8,000 U/mg of protein
Unit Definition One unit is defined as the decomposition of 1 µmol of H₂O₂ in 1 minute at 25°C at pH 7.0. The rate of disappearance of H₂O₂ is observed at 240 nm.
Temperature Range 20–80°C (optimal: 30–40°C)
pH Range 4–11 (optimal: 7)
Other Components 0.05 M Tris Buffer pH 8 and 0.5 M NaCl
Storage Conditions At 20°C, it maintains the reported activity at least for 2 years.

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