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
References:
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.