IUBMB Enzyme Nomenclature


Accepted name: (S)-usnate reductase

Reaction: (6R)-2-acetyl-6-(3-acetyl-2,4,6-trihydroxy-5-methylphenyl)-3-hydroxy-6- methyl-2,4-cyclohexadien-1-one + NAD+ = (S)-usnic acid + NADH + H+

For diagram click here.

Other name(s): L-usnic acid dehydrogenase

Systematic name: reduced-(S)-usnate:NAD+ oxidoreductase (ether-bond-forming)

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 77237-99-1


1. Estevéz, M.P., Legaz, E., Olmeda, L., Pérez, F.J. and Vincente, C. Purification and properties of a new enzyme from Evernia prunastri, which reduces L-usnic acid. Z. Naturforsch. C: Biosci. 36 (1981) 35-39.

[EC created 1984]

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