Accepted name: biochanin-A reductase
Reaction: dihydrobiochanin A + NADP+ = biochanin A + NADPH + H+
Systematic name: dihydrobiochanin-A:NADP+ Δ2-oxidoreductase
Comments: Some other isoflavones are reduced to the corresponding isoflavanones.
1.  Tiemann, K., Hinderer, W. and Barz, W. Isolation of NADPH:isoflavone oxidoreductase, a new enzyme of pterocarpan biosynthesis in cell suspensions of Cicer arietinum. FEBS Lett. 213 (1987) 324–328.
[EC created 1990]