EC 5.3.3.11     
Accepted name: isopiperitenone Δ-isomerase
Reaction: isopiperitenone = piperitenone
Systematic name: isopiperitenone Δ84-isomerase
Comments: Involved in the biosynthesis of menthol and related monoterpenes in peppermint (Mentha piperita) leaves.
References:
1.  Kjonaas, R.B., Venkatachalam, K.V. and Croteau, R. Metabolism of monoterpenes: oxidation of isopiperitenol to isopiperitenone, and subsequent isomerization to piperitenone by soluble enzyme preparations from peppermint (Mentha piperita) leaves. Arch. Biochem. Biophys. 238 (1985) 49–60. [PMID: 3885858]
[EC 5.3.3.11 created 1989]