Biology:Isoeugenol synthase

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Short description: Class of enzymes
Isoeugenol synthase
Identifiers
EC number1.1.1.319
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Isoeugenol synthase (EC 1.1.1.319, IGS1, t-anol/isoeugenol synthase 1) is an enzyme with systematic name eugenol:NADP+ oxidoreductase (coniferyl acetate reducing).[1][2][3] This enzyme catalyses the following chemical reaction.[4]

isoeugenol + acetate + NADP+ [math]\displaystyle{ \rightleftharpoons }[/math] coniferyl acetate + NADPH + H+

The enzyme acts in the reverse direction.

Dexter et al., 2007 finds that the substrate is coniferyl acetate.[5]

References

  1. "Eugenol and isoeugenol, characteristic aromatic constituents of spices, are biosynthesized via reduction of a coniferyl alcohol ester". Proceedings of the National Academy of Sciences of the United States of America 103 (26): 10128–33. June 2006. doi:10.1073/pnas.0603732103. PMID 16782809. 
  2. "The multiple phenylpropene synthases in both Clarkia breweri and Petunia hybrida represent two distinct protein lineages". The Plant Journal 54 (3): 362–74. May 2008. doi:10.1111/j.1365-313X.2008.03412.x. PMID 18208524. 
  3. "Biosynthesis of t-anethole in anise: characterization of t-anol/isoeugenol synthase and an O-methyltransferase specific for a C7-C8 propenyl side chain". Plant Physiology 149 (1): 384–94. January 2009. doi:10.1104/pp.108.128066. PMID 18987218. 
  4. "Eugenol synthase genes in floral scent variation in Gymnadenia species". Functional & Integrative Genomics 14 (4): 779–88. December 2014. doi:10.1007/s10142-014-0397-9. PMID 25239559. https://www.zora.uzh.ch/id/eprint/104915/8/ZORA_NL_104915.pdf. 
  5. Vogt, Thomas (2010). "Phenylpropanoid Biosynthesis". Molecular Plant 3 (1): 2–20. doi:10.1093/mp/ssp106. PMID 20035037. 
    This review cites this research.
    Dexter, Richard; Qualley, Anthony; Kish, Christine M.; Ma, Choong Je; Koeduka, Takao; Nagegowda, Dinesh A.; Dudareva, Natalia; Pichersky, Eran et al. (2006-12-07). "Characterization of a petunia acetyltransferase involved in the biosynthesis of the floral volatile isoeugenol". The Plant Journal 49 (2): 265–275. doi:10.1111/j.1365-313x.2006.02954.x. PMID 17241449. 

External links