PlantSME Plant secondary metabolism enzyme database
CAS

CAS

Triterpenoid/sterol-precursor shared module: SQS/SQE/OSC-family cyclases build the triterpenoid scaffold feeding sterol biosynthesis; overlap between terpenoid and steroid contexts is expected.

Atlas summary family CAS.

Lineage Coverage
Detected in 783 of 789 public species; click a lineage to inspect its species list.
Algae
Bryophytes
Lycophytes/Ferns
Gymnosperms
Basal angiosperms
Monocots
Eudicots
Species Distribution
Hordeum vulgare
Triticum turgidum
Aegilops tauschii
Pinus taeda
Related Modules
Steroid pathway
Pathway Position Map
Pathways are arranged by literature-curated biosynthetic stages and highlight the current enzyme family; branched pathways are grouped by stage rather than forced into one linear reaction chain.
Curated order
Steroid pathway 35857 current-family members Du et al. 2022; Zebosi et al. 2024
Sterol precursor formation
SQS/FDFT1 4389 SQE 4569 CAS 35857
Phytosterol backbone
SMT1/SMT2/SMT3 27781 SMO1/SMO2 4067 CPI1 1261 CYP51G1 190 FK 1234 HYD1 1364 DWF7 1524 DWF5 888 DWF1 1689
Brassinosteroid branch
DET2 1316 DWF4/CYP90B1 290 CPD/CYP90A1 103 ROT3/CYP90C1 193 CYP90D1 142 BR6OX1/CYP85A1 40 BR6OX2/CYP85A2 68
Family Gene List
GeneSpeciesProtein ID
annona_cherimola_Anche102Chr7g0141040.1 annona_cherimola annona_cherimola_Anche102Chr7g0141040.1
annona_cherimola_Anche102Chr7g0141070.1 annona_cherimola annona_cherimola_Anche102Chr7g0141070.1
annona_cherimola_Anche102Chr7g0141110.1 annona_cherimola annona_cherimola_Anche102Chr7g0141110.1
annona_cherimola_Anche102Chr7g0141170.1 annona_cherimola annona_cherimola_Anche102Chr7g0141170.1
annona_cherimola_Anche102Chr7g0147100.1 annona_cherimola annona_cherimola_Anche102Chr7g0147100.1
annona_cherimola_Anche102Chr7g0147160.1 annona_cherimola annona_cherimola_Anche102Chr7g0147160.1
annona_cherimola_Anche102Scf0001g0003920.1 annona_cherimola annona_cherimola_Anche102Scf0001g0003920.1
annona_cherimola_Anche102Scf0008g0000760.1 annona_cherimola annona_cherimola_Anche102Scf0008g0000760.1
annona_cherimola_Anche102Scf0015g0001260.1 annona_cherimola annona_cherimola_Anche102Scf0015g0001260.1
annona_cherimola_Anche102Scf0030g0000470.1 annona_cherimola annona_cherimola_Anche102Scf0030g0000470.1
Aatt548170034070 anomodon_attenuatus Aatt548170034070
Aatt548310034320 anomodon_attenuatus Aatt548310034320
Aatt551360045620 anomodon_attenuatus Aatt551360045620
Aatt552300052180 anomodon_attenuatus Aatt552300052180
Aatt553410062530 anomodon_attenuatus Aatt553410062530
Aatt555290085450 anomodon_attenuatus Aatt555290085450
Aatt556340103330 anomodon_attenuatus Aatt556340103330
Aatt556660110180 anomodon_attenuatus Aatt556660110180
Aatt556690111390 anomodon_attenuatus Aatt556690111390
Aatt558370159450 anomodon_attenuatus Aatt558370159450
Aatt558580167650 anomodon_attenuatus Aatt558580167650
Aatt558580167660 anomodon_attenuatus Aatt558580167660
Aatt558750174020 anomodon_attenuatus Aatt558750174020
Aatt559440202880 anomodon_attenuatus Aatt559440202880
AagrBONNSc2ySwM_117G0003550 anthoceros_agrestis_bonn AagrBONNSc2ySwM_117G0003550
AagrBONNSc2ySwM_117G0007820 anthoceros_agrestis_bonn AagrBONNSc2ySwM_117G0007820
AagrBONNSc2ySwM_117G0007830 anthoceros_agrestis_bonn AagrBONNSc2ySwM_117G0007830
AagrBONNSc2ySwM_117G0014170 anthoceros_agrestis_bonn AagrBONNSc2ySwM_117G0014170
AagrBONNSc2ySwM_117G0020190 anthoceros_agrestis_bonn AagrBONNSc2ySwM_117G0020190
AagrBONNSc2ySwM_117G0023080 anthoceros_agrestis_bonn AagrBONNSc2ySwM_117G0023080