Xanthine Oxidase

CAS：  

9002-17-9

Specific activity:

≥ 50U/mg protein

Unit definition:

One unit will convert one   micromole of Xanthine to Uric acid per min at pH 7.5 at 37℃.  

Catalog No.:

DL500110

Appearance:

Brown amorphous   powder

Source:

Arthrobacter   sp.

Enzyme   Commission Number:           

EC 1.17.3.2

CAS Number:

9002-17-9

Storage temperature:

-20℃

Specific activity:

≥ 50U/mg   protein

Unit   definition:

One unit will   convert one micromole of Xanthine to Uric acid per min at pH 7.5 at 37℃.

160 kDa (gel)

Isoelectric point:

4.0

Michaelis   constant:

1.4×10-4 M   (Xanthine)

Optimum   pH:

7.0~ 7.5

Optimum temperature:

55℃

pH Stability:

6.0~9.5(30℃,16hr)

Thermal   stability:

< 55℃ (pH   7.5, 20min)

Inhibitors:

Cu²⁺ ,BME,NEM