EC |
4.2.3.172 |
Accepted name: |
10-epi-juneol synthase |
Reaction: |
(2E,6E)-farnesyl diphosphate + H2O = 10-epi-juneol + diphosphate |
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For diagram of 10-epi-juneol biosynthesis, click here |
Glossary: |
10-epi-juneol = 10α-eudesm-4(14)-en-6α-ol |
Systematic name: |
(2E,6E)-farnesyl-diphosphate diphosphate-lyase (cyclizing, 10-epi-juneol-forming) |
Comments: |
Isolated from the plant Inula hupehensis. The enzyme also gives gives τ-cadinol and traces of other terpenoids, see EC 4.2.3.173, τ-cadinol synthase. |
Links to other databases: |
BRENDA, EXPASY, KEGG, MetaCyc |
References: |
1. |
Gou, J.B., Li, Z.Q., Li, C.F., Chen, F.F., Lv, S.Y. and Zhang, Y.S. Molecular cloning and functional analysis of a 10-epi-junenol synthase from Inula hupehensis. Plant Physiol. Biochem. 106 (2016) 288–294. [DOI] [PMID: 27231873] |
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[EC 4.2.3.172 created 2017] |
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EC |
4.2.3.173 |
Accepted name: |
τ-cadinol synthase |
Reaction: |
(2E,6E)-farnesyl diphosphate + H2O = τ-cadinol + diphosphate |
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For diagram of cadinane sesquiterpenoid biosynthesis, click here |
Glossary: |
τ-cadinol = 10β-cadin-4-en-10-ol |
Systematic name: |
(2E,6E)-farnesyl-diphosphate diphosphate-lyase (cyclizing, τ-cadinol-forming) |
Comments: |
Isolated from the plant Inula hupehensis. The enzyme also gives 10-epi-juneol and traces of other terpenoids, see EC 4.2.3.172, 10-epi-juneol synthase. It has also been isolated from the plants maize (Zea mays) and lavender (Lavandula angustifolia). |
Links to other databases: |
BRENDA, EXPASY, KEGG, MetaCyc |
References: |
1. |
Gou, J.B., Li, Z.Q., Li, C.F., Chen, F.F., Lv, S.Y. and Zhang, Y.S. Molecular cloning and functional analysis of a 10-epi-junenol synthase from Inula hupehensis. Plant Physiol. Biochem. 106 (2016) 288–294. [DOI] [PMID: 27231873] |
2. |
Jullien, F., Moja, S., Bony, A., Legrand, S., Petit, C., Benabdelkader, T., Poirot, K., Fiorucci, S., Guitton, Y., Nicole, F., Baudino, S. and Magnard, J.L. Isolation and functional characterization of a τ-cadinol synthase, a new sesquiterpene synthase from Lavandula angustifolia. Plant Mol. Biol. 84 (2014) 227–241. [DOI] [PMID: 24078339] |
3. |
Ren, F., Mao, H., Liang, J., Liu, J., Shu, K. and Wang, Q. Functional characterization of ZmTPS7 reveals a maize τ-cadinol synthase involved in stress response. Planta 244 (2016) 1065–1074. [DOI] [PMID: 27421723] |
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[EC 4.2.3.173 created 2017] |
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