Reaction: ()-secoisolariciresinol + 2 NAD+ = ()-matairesinol + 2 NADH + 2 H+
For diagram of reaction click here.
Systematic name: ()-secoisolariciresinol:NAD+ oxidoreductase
Comments: Isolated from the plants Forsythia intermedia [1] and Podophyllum peltatum [1-3]. An intermediate lactol is detected in vitro.
Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number:
References:
1. Xia, Z.Q., Costa, M.A., Pelissier, H.C., Davin, L.B. and Lewis, N.G. Secoisolariciresinol dehydrogenase purification, cloning, and functional expression. Implications for human health protection. J. Biol. Chem. 276 (2001) 12614-12623. [PMID: 11278426]
2. Youn, B., Moinuddin, S.G., Davin, L.B., Lewis, N.G. and Kang, C. Crystal structures of apo-form and binary/ternary complexes of Podophyllum secoisolariciresinol dehydrogenase, an enzyme involved in formation of health-protecting and plant defense lignans. J. Biol. Chem. 280 (2005) 12917-12926. [PMID: 15653677]
3. Moinuddin, S.G., Youn, B., Bedgar, D.L., Costa, M.A., Helms, G.L., Kang, C., Davin, L.B. and Lewis, N.G. Secoisolariciresinol dehydrogenase: mode of catalysis and stereospecificity of hydride transfer in Podophyllum peltatum. Org. Biomol. Chem. 4 (2006) 808-816. [PMID: 16493463]