From: One amino acid makes the difference: the formation of ent-kaurene and 16α-hydroxy-ent-kaurane by diterpene synthases in poplar
Ent-isokaurene (%)
Ent- kaurene (%)
Hydroxy-ent-kaurane (%)
PtTPS19
0
100
PtTPS20(T→M)
PtTPS20
5.8 ± 1.7
8.1 ± 0.2
86.1 ± 1.5
PtTPS19(M→T)
5.8 ± 3.2
5.9 ± 1.1
88.3 ± 3.9
PtTPS19(M→A)
10.8 ± 2.5
6.9 ± 0.9
82.2 ± 3.4