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
argentina_anserina_Poanv1_11G02731.1 argentina_anserina argentina_anserina_Poanv1_11G02731.1
argentina_anserina_Poanv1_11G02732.1 argentina_anserina argentina_anserina_Poanv1_11G02732.1
argentina_anserina_Poanv1_11G02733.1 argentina_anserina argentina_anserina_Poanv1_11G02733.1
argentina_anserina_Poanv1_11G02734.1 argentina_anserina argentina_anserina_Poanv1_11G02734.1
argentina_anserina_Poanv1_11G02822.1 argentina_anserina argentina_anserina_Poanv1_11G02822.1
argentina_anserina_Poanv1_11G02823.1 argentina_anserina argentina_anserina_Poanv1_11G02823.1
argentina_anserina_Poanv1_11G03238.1 argentina_anserina argentina_anserina_Poanv1_11G03238.1
argentina_anserina_Poanv1_11G03244.1 argentina_anserina argentina_anserina_Poanv1_11G03244.1
argentina_anserina_Poanv1_12G00803.1 argentina_anserina argentina_anserina_Poanv1_12G00803.1
argentina_anserina_Poanv1_12G01259.1 argentina_anserina argentina_anserina_Poanv1_12G01259.1
argentina_anserina_Poanv1_12G01260.1 argentina_anserina argentina_anserina_Poanv1_12G01260.1
argentina_anserina_Poanv1_12G01261.1 argentina_anserina argentina_anserina_Poanv1_12G01261.1
argentina_anserina_Poanv1_12G01340.1 argentina_anserina argentina_anserina_Poanv1_12G01340.1
argentina_anserina_Poanv1_12G01344.1 argentina_anserina argentina_anserina_Poanv1_12G01344.1
argentina_anserina_Poanv1_12G01345.1 argentina_anserina argentina_anserina_Poanv1_12G01345.1
argentina_anserina_Poanv1_12G01346.1 argentina_anserina argentina_anserina_Poanv1_12G01346.1
argentina_anserina_Poanv1_12G01351.1 argentina_anserina argentina_anserina_Poanv1_12G01351.1
argentina_anserina_Poanv1_12G01353.1 argentina_anserina argentina_anserina_Poanv1_12G01353.1
argentina_anserina_Poanv1_12G01354.1 argentina_anserina argentina_anserina_Poanv1_12G01354.1
argentina_anserina_Poanv1_12G01400.1 argentina_anserina argentina_anserina_Poanv1_12G01400.1
argentina_anserina_Poanv1_12G01401.1 argentina_anserina argentina_anserina_Poanv1_12G01401.1
argentina_anserina_Poanv1_12G01405.1 argentina_anserina argentina_anserina_Poanv1_12G01405.1
argentina_anserina_Poanv1_12G02437.1 argentina_anserina argentina_anserina_Poanv1_12G02437.1
argentina_anserina_Poanv1_12G02756.1 argentina_anserina argentina_anserina_Poanv1_12G02756.1
argentina_anserina_Poanv1_12G04004.1 argentina_anserina argentina_anserina_Poanv1_12G04004.1
argentina_anserina_Poanv1_12G04005.1 argentina_anserina argentina_anserina_Poanv1_12G04005.1
argentina_anserina_Poanv1_12G04006.1 argentina_anserina argentina_anserina_Poanv1_12G04006.1
argentina_anserina_Poanv1_12G04007.1 argentina_anserina argentina_anserina_Poanv1_12G04007.1
argentina_anserina_Poanv1_13G01143.1 argentina_anserina argentina_anserina_Poanv1_13G01143.1
argentina_anserina_Poanv1_14G00929.1 argentina_anserina argentina_anserina_Poanv1_14G00929.1