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EC 3.5.2.17 Details
EC number
3.5.2.17
Accepted name
hydroxyisourate hydrolase
Reaction
5-hydroxyisourate + H2O = 5-hydroxy-2-oxo-4-ureido-2,5-dihydro-1H-imidazole-5-carboxylate
Other name(s)
HIUHase,
5-hydroxyisourate hydrolase
Systematic name
5-hydroxyisourate amidohydrolase
CAS registry number
255885-20-2
Comment
The reaction is the first stage in the conversion of 5-hydroxyisourate into S-allantoin. This reaction will also occur spontaneously but more slowly.
History
created 2004
EC Tree
3.5.2.8 created 1972, deleted 1978