2-methoxy-3-isopropylpyrazine
SMILES:
CC(C)C1=NC=CN=C1OC
Aroma Description:
green_pea, earthy, beany, chocolate, nutty1
| Receptor | log10 EC50 | Adj. Top | Antagonist? | Correlated Perceptual Qualities |
|---|---|---|---|---|
| OR5K1 | -4.84 3, -6 5 | 4.9 2, 7.094 5 | hazelnut, nutty, peanut, roasted, cocoa | |
| OR2AG1 | -6.7 4, -6.7 5 | 3.5294 4, 7.8632 5 | green_pea, galbanum, banana, honey, heliotrope, bell_pepper | |
| OR3A4 | - | 3.25 6 | green_pea, earthy, musty | |
| OR51S1 | - | 0 6 |
2-methoxy-3-isopropylpyrazine
SMILES:
CC(C)C1=NC=CN=C1OC
Aroma Description:
green_pea, earthy, beany, chocolate, nutty
| Receptor | Dock Score | Affinity | A100 | Correlated Perceptual Qualities |
|---|
Dock Score: This is a measure of whether the algorithm thinks the odorant is an agonist of the receptor.
Affinity: The binding affinity, in kJ/mol, of the ligand docked in the active or inactive model, whichever is greater.
A100: A measure of the degree of activation of the receptor. See
Ibrahim et al (2019).
1.) The Good Scents Company
2.) Marcinek, Patrick, et al. "An evolutionary conserved olfactory receptor for foodborne and semiochemical alkylpyrazines." The FASEB Journal 35.6 (2021): e21638.
3.) Alessandro Nicoli, Franziska Haag, Patrick Marcinek, Ruiming He, Johanna Kreißl, Jörg Stein, Alessandro Marchetto, Andreas Dunkel, Thomas Hofmann, Dietmar Krautwurst, Antonella Di Pizio Modeling the Orthosteric Binding Site of the G Protein-Coupled Odorant Receptor OR5K1. bioRxiv 2022.06.01.494157; doi: https://doi.org/10.1101/2022.06.01.494157
4.) Chatelain P., Wilkin F., Veithen A., Philippeau M., Noiset O., Quesnel Y. Sensorial Chemistry: Functional characterization and structure-activity relationship understanding of OR5K1 and OR2AG1 allow to design and synthetize new selective compounds. Chem. Senses. 2017;42:e28.
5.) Françoise, W., Philippeau, M., Veithen, A., Chatelain, P., & Quesnel, Y. (2016, May). Functional characterization of human olfactory receptors responding to pyrazine odorants. In CHEMICAL SENSES (Vol. 41, No. 4, pp. 433-434). GREAT CLARENDON ST, OXFORD OX2 6DP, ENGLAND: OXFORD UNIV PRESS.
6.) Son, M., D. G. Cho, J. H. Lim, J. Park, S. Hong, H. J. Ko, and Park, T. H. (2015) Real-time monitoring of geosmin and 2- methylisoborneol, representative odor compounds in water pollution using bioelectronic nose with human-like performance, Biosens. Bioelectron., 74: 199–206.