| Reaction |
| R07647 | 2-trans,6-trans-farnesyl-diphosphate diphosphate-lyase [(1E,4S,5E,7R)-germacra-1(10),5-dien-11-ol-forming] |
| R07648 | 2-trans,6-trans-farnesyl-diphosphate diphosphate-lyase [(-)-germacrene D-forming] |
| R08543 | (2E,6E)-farnesyl-diphosphate diphosphate-lyase (adding water;acetone-geosmin-forming) |
| R09487 | germacradienol geosmin-lyase (acetone forming) |
|