IUBMB Enzyme Nomenclature


Accepted name: γ-butyrobetaine dioxygenase

Reaction: 4-trimethylammoniobutanoate + 2-oxoglutarate + O2 = 3-hydroxy-4-trimethylammoniobutanoate + succinate + CO2

Other name(s): α-butyrobetaine hydroxylase; γ-butyrobetaine hydroxylase; butyrobetaine hydroxylase

Systematic name: 4-trimethylammoniobutanoate,2-oxoglutarate:oxygen oxidoreductase (3-hydroxylating)

Comments: Requires Fe2+ and ascorbate.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 9045-31-2


1. Lindstedt, G. and Lindstedt, S. Cofactor requirements of γ-butyrobetaine hydroxylase from rat liver. J. Biol. Chem. 245 (1970) 4178-4186. [PMID: 4396068]

[EC created 1972]

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