Structure of Basil Eugenol Synthase
Author Information
Author(s): Louie Gordon V., Baiga Thomas J., Bowman Marianne E., Koeduka Takao, Taylor John H., Spassova Snejina M., Pichersky Eran, Noel Joseph P.
Primary Institution: Howard Hughes Medical Institute, The Salk Institute for Biological Studies
Hypothesis
The study investigates the structure and mechanism of basil eugenol synthase (EGS) and its interaction with substrates and inhibitors.
Conclusion
The crystal structure of EGS reveals key interactions that suggest a two-step reaction mechanism involving a quinone-methide intermediate.
Supporting Evidence
- The structure of EGS was refined at 1.6-Å resolution, revealing detailed interactions within the active site.
- Key interactions between the inhibitor EMDF and EGS suggest a unique catalytic mechanism.
- Mutagenesis studies support the involvement of a specific lysine residue in the catalytic process.
Takeaway
Scientists studied a protein from basil that helps make a compound called eugenol, which is used in flavors and scents. They found out how this protein works and how it interacts with other molecules.
Methodology
The structure of EGS was determined using protein x-ray crystallography.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website