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_1G02558.1 argentina_anserina argentina_anserina_Poanv1_1G02558.1
argentina_anserina_Poanv1_2G00066.1 argentina_anserina argentina_anserina_Poanv1_2G00066.1
argentina_anserina_Poanv1_3G00826.1 argentina_anserina argentina_anserina_Poanv1_3G00826.1
argentina_anserina_Poanv1_3G01839.1 argentina_anserina argentina_anserina_Poanv1_3G01839.1
argentina_anserina_Poanv1_3G02217.1 argentina_anserina argentina_anserina_Poanv1_3G02217.1
argentina_anserina_Poanv1_3G02226.1 argentina_anserina argentina_anserina_Poanv1_3G02226.1
argentina_anserina_Poanv1_4G02782.1 argentina_anserina argentina_anserina_Poanv1_4G02782.1
argentina_anserina_Poanv1_4G02852.1 argentina_anserina argentina_anserina_Poanv1_4G02852.1
argentina_anserina_Poanv1_4G03339.1 argentina_anserina argentina_anserina_Poanv1_4G03339.1
argentina_anserina_Poanv1_5G00002.1 argentina_anserina argentina_anserina_Poanv1_5G00002.1
argentina_anserina_Poanv1_5G00221.1 argentina_anserina argentina_anserina_Poanv1_5G00221.1
argentina_anserina_Poanv1_5G00283.1 argentina_anserina argentina_anserina_Poanv1_5G00283.1
argentina_anserina_Poanv1_5G01125.1 argentina_anserina argentina_anserina_Poanv1_5G01125.1
argentina_anserina_Poanv1_5G01126.1 argentina_anserina argentina_anserina_Poanv1_5G01126.1
argentina_anserina_Poanv1_5G01200.1 argentina_anserina argentina_anserina_Poanv1_5G01200.1
argentina_anserina_Poanv1_5G01201.1 argentina_anserina argentina_anserina_Poanv1_5G01201.1
argentina_anserina_Poanv1_5G01930.1 argentina_anserina argentina_anserina_Poanv1_5G01930.1
argentina_anserina_Poanv1_5G01940.1 argentina_anserina argentina_anserina_Poanv1_5G01940.1
argentina_anserina_Poanv1_5G02733.1 argentina_anserina argentina_anserina_Poanv1_5G02733.1
argentina_anserina_Poanv1_6G00249.1 argentina_anserina argentina_anserina_Poanv1_6G00249.1
argentina_anserina_Poanv1_6G00255.1 argentina_anserina argentina_anserina_Poanv1_6G00255.1
argentina_anserina_Poanv1_6G00307.1 argentina_anserina argentina_anserina_Poanv1_6G00307.1
argentina_anserina_Poanv1_6G00313.1 argentina_anserina argentina_anserina_Poanv1_6G00313.1
argentina_anserina_Poanv1_6G01559.1 argentina_anserina argentina_anserina_Poanv1_6G01559.1
argentina_anserina_Poanv1_6G01560.1 argentina_anserina argentina_anserina_Poanv1_6G01560.1
argentina_anserina_Poanv1_6G01561.1 argentina_anserina argentina_anserina_Poanv1_6G01561.1
argentina_anserina_Poanv1_6G02184.1 argentina_anserina argentina_anserina_Poanv1_6G02184.1
argentina_anserina_Poanv1_6G02238.1 argentina_anserina argentina_anserina_Poanv1_6G02238.1
argentina_anserina_Poanv1_6G02970.1 argentina_anserina argentina_anserina_Poanv1_6G02970.1
argentina_anserina_Poanv1_7G00204.1 argentina_anserina argentina_anserina_Poanv1_7G00204.1