EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
5.4.99.34 | (3S)-2,3-epoxy-2,3-dihydrosqualene |
- |
Malus domestica |
germanicol |
- |
r |
5.4.99.34 | (S)-2,3-oxidosqualene |
via dammarenyl cation, low activity |
Malus domestica |
beta-amyrin |
- |
r |
5.4.99.34 | (S)-2,3-oxidosqualene |
via dammarenyl cation, low activity |
Malus domestica |
lupeol |
- |
r |
5.4.99.34 | more |
the enzyme produces germanicol, beta-amyrin, and lupeol in the ratio of 63:33:4 |
Rhizophora stylosa |
? |
- |
? |
5.4.99.34 | more |
although the MdOSC4 gene was expressed in the skins of all apple varieties under investigation, no germanicol or derivatives were detected at the metabolite level |
Malus domestica |
? |
- |
? |
5.4.99.34 | more |
gene MdOSC4 encodes a multifunctional oxidosqualene cyclase producing an oleanane-type triterpene, putatively identified as germanicol, as well as beta-amyrin and lupeol, in the proportion 82:14:4 |
Malus domestica |
? |
- |
? |