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1.17.3.2: xanthine oxidase

This is an abbreviated version!
For detailed information about xanthine oxidase, go to the full flat file.

Word Map on EC 1.17.3.2

Reaction

xanthine
+
H2O
+
O2
=
Urate
+
H2O2

Synonyms

AXOR, EC 1.1.3.22, EC 1.2.3.2, EC 1.2.3.2., hypoxanthine oxidase, hypoxanthine-xanthine oxidase, hypoxanthine:oxygen oxidoreductase, More, oxidase, xanthine, Schardinger enzyme, xanthine dehydrogenase/oxidase, xanthine oxidase, xanthine oxidoreductase, xanthine: oxygen oxidoreductase, xanthine:O2 oxidoreductase, xanthine:oxygen oxidoreductase, xanthine:xanthine oxidase, XnOx, XO, XOD, XOR

ECTree

     1 Oxidoreductases
         1.17 Acting on CH or CH2 groups
             1.17.3 With oxygen as acceptor
                1.17.3.2 xanthine oxidase

Temperature Stability

Temperature Stability on EC 1.17.3.2 - xanthine oxidase

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TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
30
5% activity in 1 h at 30°C
50 - 70
-
xanthine oxidase of Bacillus pumilus strain RL-2d is quite stable at
80
-
t1/2 is 1 h, xanthine oxidase of Bacillus pumilus strain RL-2d
90
-
t1/2 is 0.8 h, xanthine oxidase of Bacillus pumilus strain RL-2d
additional information
-
the thermostability of xanthine oxidase in the presence of pyridine is highly increased compared to the unbound enzyme, overview