| Gene | Gene Family | Species |
|---|---|---|
| PsoNaOMT | OMT | |
| PsoOMT | OMT | |
| PsoOMT3 | OMT | |
| PsoSOM | OMT | |
| Eca7OMT | O-methyltransferase | Eschscholzia californica |
| Pso6OMT2 | O-methyltransferase | Papaver somniferum |
| AthOMT | O-methyltransferase | Arabidopsis thaliana |
| Cam3'FOMT | O-methyltransferase | Chrysosplenium americanum |
| CamCaOMT | O-methyltransferase | Chrysosplenium americanum |
| CanODOMT | O-methyltransferase | Capsicum annuum |
| CbrCaOMT | O-methyltransferase | Clarkia breweri |
| CbrIeOMT | O-methyltransferase | Clarkia breweri |
| Cch6OMT2 | O-methyltransferase | Coptis chinensis |
| Cja4'OMT | O-methyltransferase | Coptis japonica |
| Cja6OMT | O-methyltransferase | Coptis japonica |
