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Uricase

Uricase is a diagnostic grade reagent from a microorganism host. This enzyme is useful for enzymatic determination of uric acid in clinical analysis.

UR01D1-E311H
20 kU50 kU100 kU200 kU Bulk

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Storage and Stability:

Product can be stored at 2–8°C for transportation process up to ten days but long-term storage should be at -20°C


Activity:

4U/mg-solid or more


Unit Definition:

One unit causes the oxidation of one micromole of uric acid per minute at pH 8.5 at 25°C


Grade:

Diagnostic Reagent


EC No.:

EC 1.7.3.3


Appearance:

White amorphous powder, lyophilized


Molecular Weight:

34 kDa


Contaminants:

Catalase ≤1.0 ×10 %


Stabilizers:

Borate, EDTA, nonionic detergents


Isoelectric Point:

8.4


Michaelis Constant:

5.4 ×10-5 M (uric acid)


Inhibitors:

Fe3+, Cu2+, Ag+, Hg2+, NEM, ProClin-300, SDS


Optimum pH:

8.5


Optimum Temperature:

50°C


pH Stability:

pH 6.0–10.5 (25°C, 20 hr)


Thermal Stability:

Below 60°C (pH 8.5, 10 min)




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