| UER00581 | pentalenene from farnesyl diphosphate: step 1/1~1 farnesyl diphosphate => 1 diphosphate + 1 pentalenene. | None - {{∅}} | None - {{∅}} | Unexplained |  | 
                
                    | UPA00171 | pentalenene biosynthesis~Biosynthesis of pentalenene, a tricyclic sesquiterpene that is the hydrocarbon precursor of the pentalenolactone family of antibiotics. Pentalenene is produced by the cyclization of farnesyl diphosphate. | None - {{∅}} | None - {{∅}} | Unexplained |  | 
                
                    | ULS00272 | pentalenene from farnesyl diphosphate | None - {{∅}} | None - {{∅}} | Unexplained |  |