IUBMB Enzyme Nomenclature


Accepted name: biochanin-A reductase

Reaction: dihydrobiochanin A + NADP+ = biochanin A + NADPH + H+

For diagram click here.

Systematic name: dihydrobiochanin-A:NADP+ Δ2-oxidoreductase

Comments: Some other isoflavones are reduced to the corresponding isoflavanones.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 112198-90-0


1. Tiemann, K., Hinderer, W. and Barz, W. Isolation of NADPH-isoflavone oxidoreductase, a new enzyme of pterocarpan phytoalexin biosynthesis in cell-suspension cultures of Cicer arietinum. FEBS Lett. 213 (1987) 324-328.

[EC created 1990]

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