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
AagrOXFutg000049l0124540.9 anthoceros_agrestis_oxford AagrOXFutg000049l0124540.9
AagrOXFutg000050l0135430.1 anthoceros_agrestis_oxford AagrOXFutg000050l0135430.1
AagrOXFutg000053l0138260.1 anthoceros_agrestis_oxford AagrOXFutg000053l0138260.1
AagrOXFutg000053l0138260.2 anthoceros_agrestis_oxford AagrOXFutg000053l0138260.2
AagrOXFutg000053l0138260.3 anthoceros_agrestis_oxford AagrOXFutg000053l0138260.3
AagrOXFutg000053l0138260.4 anthoceros_agrestis_oxford AagrOXFutg000053l0138260.4
AagrOXFutg000053l0138260.5 anthoceros_agrestis_oxford AagrOXFutg000053l0138260.5
AagrOXFutg000058l0146490.1 anthoceros_agrestis_oxford AagrOXFutg000058l0146490.1
AagrOXFutg000059l0152660.1 anthoceros_agrestis_oxford AagrOXFutg000059l0152660.1
AagrOXFutg000059l0152710.1 anthoceros_agrestis_oxford AagrOXFutg000059l0152710.1
AagrOXFutg000063l0159150.1 anthoceros_agrestis_oxford AagrOXFutg000063l0159150.1
AagrOXFutg000063l0159150.2 anthoceros_agrestis_oxford AagrOXFutg000063l0159150.2
AagrOXFutg000063l0159150.3 anthoceros_agrestis_oxford AagrOXFutg000063l0159150.3
AagrOXFutg000063l0159150.4 anthoceros_agrestis_oxford AagrOXFutg000063l0159150.4
AagrOXFutg000083l0184360.1 anthoceros_agrestis_oxford AagrOXFutg000083l0184360.1
AagrOXFutg000083l0184370.1 anthoceros_agrestis_oxford AagrOXFutg000083l0184370.1
AagrOXFutg000091l0193780.1 anthoceros_agrestis_oxford AagrOXFutg000091l0193780.1
AagrOXFutg000091l0193780.2 anthoceros_agrestis_oxford AagrOXFutg000091l0193780.2
AagrOXFutg000091l0193780.3 anthoceros_agrestis_oxford AagrOXFutg000091l0193780.3
AagrOXFutg000091l0193780.4 anthoceros_agrestis_oxford AagrOXFutg000091l0193780.4
AagrOXFutg000091l0193780.5 anthoceros_agrestis_oxford AagrOXFutg000091l0193780.5
AagrOXFutg000091l0193780.6 anthoceros_agrestis_oxford AagrOXFutg000091l0193780.6
AagrOXFutg000091l0193780.7 anthoceros_agrestis_oxford AagrOXFutg000091l0193780.7
AagrOXFutg000091l0193780.8 anthoceros_agrestis_oxford AagrOXFutg000091l0193780.8
AagrOXFutg000095l0201270.1 anthoceros_agrestis_oxford AagrOXFutg000095l0201270.1
AagrOXFutg000098l0203740.1 anthoceros_agrestis_oxford AagrOXFutg000098l0203740.1
AagrOXFutg000098l0203750.1 anthoceros_agrestis_oxford AagrOXFutg000098l0203750.1
AagrOXFutg000098l0203780.1 anthoceros_agrestis_oxford AagrOXFutg000098l0203780.1
AagrOXFutg000098l0203780.2 anthoceros_agrestis_oxford AagrOXFutg000098l0203780.2
AagrOXFutg000098l0203780.3 anthoceros_agrestis_oxford AagrOXFutg000098l0203780.3