| QA | quinolizidine alkaloid |
| LDC | lysine decarboxylase |
| THS | thebaine synthase |
| CAO | copper amine oxidase |
| DFT | density functional theory |
| QA | quinolizidine alkaloid |
| LDC | lysine decarboxylase |
| THS | thebaine synthase |
| CAO | copper amine oxidase |
| DFT | density functional theory |