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EC 1.14.13.113 Details
EC number
1.14.13.113
Accepted name
FAD-dependent urate hydroxylase
Reaction
urate + NADH + H+ + O2 = 5-hydroxyisourate + NAD+ + H2O
Other name(s)
HpxO enzyme, FAD-dependent urate oxidase, urate hydroxylase
Systematic name
urate,NADH:oxygen oxidoreductase (5-hydroxyisourate-forming)
Comment
A flavoprotein. The reaction is part of the purine catabolic pathway in the bacterium Klebsiella pneumoniae. The enzyme is different from EC 1.7.3.3, factor-independent urate hydroxylase, found in most plants, which produces hydrogen peroxide. The product of the enzyme is a substrate for EC 3.5.2.17, hydroxyisourate hydrolase.
History
created 2010
EC Tree
1.1.3.1 created 1961, deleted 1984
1.1.3.22 created 1961 as EC 1.2.3.2, transferred 1984 to EC 1.1.3.22, modified 1989, deleted 2004
1.1.3.25 created 1986, deleted 2005
1.1.3.26 created 1989, deleted 2002
1.1.3.31 created 1992, deleted 2003
1.1.3.32 created 1999, deleted 2002
1.1.3.33 created 1999, deleted 2002
1.1.3.34 created 1999, deleted 2002
1.1.3.35 created 1999, deleted 2002
1.1.3.36 created 1999, deleted 2002
1.1.99.15 created 1978, deleted 1980
1.1.99.17 created 1982, deleted 2003