Xanthine oxidase

Details Xanthine oxidase Xanthine oxidase

Filed on

1980-01-21

Date issued

1980-12-09

Examiner

Shapiro, Lionel M.

Patent Class

Chemistry: molecular biology and microbiology

SubClass

Enzyme , proenzyme; compositions thereof; process for...

SubSubClass

Oxidoreductase

Other Related Categories

435191, C12N 902, C12N 906

Type

Patent

Status

active

Patent number

042385660

Description

ABSTRACT:
A milk xanthine oxidase active enzyme concentrate having an average protein to flavin ratio as measured by E.sub.280nm for protein and E.sub.450nm for flavin of 2.0 to 4.1, one symmetric peak by ion-exchange gel chromatography, and shows a single protein band by polyacrylamide disc gel electrophoresis. The xanthine oxidase is not denatured.

REFERENCES:
Waud et al., Archives of Biochemistry and Biophysics, vol. 169, pp. 695-701 (1975).
Methods in Enzymology, vol. II, 1955, pp. 482-485.

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