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
acorus_americanus_Acora.01G224200.1.p acorus_americanus acorus_americanus_Acora.01G224200.1.p
acorus_americanus_Acora.01G224400.1.p acorus_americanus acorus_americanus_Acora.01G224400.1.p
acorus_americanus_Acora.01G224500.1.p acorus_americanus acorus_americanus_Acora.01G224500.1.p
acorus_americanus_Acora.01G225300.1.p acorus_americanus acorus_americanus_Acora.01G225300.1.p
acorus_americanus_Acora.01G227300.1.p acorus_americanus acorus_americanus_Acora.01G227300.1.p
acorus_americanus_Acora.03G007600.1.p acorus_americanus acorus_americanus_Acora.03G007600.1.p
acorus_americanus_Acora.03G135700.1.p acorus_americanus acorus_americanus_Acora.03G135700.1.p
acorus_americanus_Acora.03G145500.1.p acorus_americanus acorus_americanus_Acora.03G145500.1.p
acorus_americanus_Acora.04G106000.1.p acorus_americanus acorus_americanus_Acora.04G106000.1.p
acorus_americanus_Acora.04G166500.1.p acorus_americanus acorus_americanus_Acora.04G166500.1.p
acorus_americanus_Acora.04G183000.1.p acorus_americanus acorus_americanus_Acora.04G183000.1.p
acorus_americanus_Acora.04G195600.1.p acorus_americanus acorus_americanus_Acora.04G195600.1.p
acorus_americanus_Acora.04G199500.1.p acorus_americanus acorus_americanus_Acora.04G199500.1.p
acorus_americanus_Acora.04G224000.1.p acorus_americanus acorus_americanus_Acora.04G224000.1.p
acorus_americanus_Acora.06G003200.1.p acorus_americanus acorus_americanus_Acora.06G003200.1.p
acorus_americanus_Acora.06G003500.1.p acorus_americanus acorus_americanus_Acora.06G003500.1.p
acorus_americanus_Acora.06G003600.1.p acorus_americanus acorus_americanus_Acora.06G003600.1.p
acorus_americanus_Acora.06G073700.1.p acorus_americanus acorus_americanus_Acora.06G073700.1.p
acorus_americanus_Acora.06G073800.1.p acorus_americanus acorus_americanus_Acora.06G073800.1.p
acorus_americanus_Acora.06G210700.1.p acorus_americanus acorus_americanus_Acora.06G210700.1.p
acorus_americanus_Acora.06G212200.1.p acorus_americanus acorus_americanus_Acora.06G212200.1.p
acorus_americanus_Acora.06G212400.1.p acorus_americanus acorus_americanus_Acora.06G212400.1.p
acorus_americanus_Acora.06G212500.1.p acorus_americanus acorus_americanus_Acora.06G212500.1.p
acorus_americanus_Acora.07G030500.1.p acorus_americanus acorus_americanus_Acora.07G030500.1.p
acorus_americanus_Acora.07G041300.1.p acorus_americanus acorus_americanus_Acora.07G041300.1.p
acorus_americanus_Acora.07G044800.1.p acorus_americanus acorus_americanus_Acora.07G044800.1.p
acorus_americanus_Acora.07G044900.1.p acorus_americanus acorus_americanus_Acora.07G044900.1.p
acorus_americanus_Acora.07G045200.1.p acorus_americanus acorus_americanus_Acora.07G045200.1.p
acorus_americanus_Acora.07G045400.1.p acorus_americanus acorus_americanus_Acora.07G045400.1.p
acorus_americanus_Acora.08G112900.1.p acorus_americanus acorus_americanus_Acora.08G112900.1.p