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
bauhinia_variegata_KAI4334900.1 bauhinia_variegata bauhinia_variegata_KAI4334900.1
bauhinia_variegata_KAI4335840.1 bauhinia_variegata bauhinia_variegata_KAI4335840.1
bauhinia_variegata_KAI4344027.1 bauhinia_variegata bauhinia_variegata_KAI4344027.1
bauhinia_variegata_KAI4345639.1 bauhinia_variegata bauhinia_variegata_KAI4345639.1
bauhinia_variegata_KAI4346303.1 bauhinia_variegata bauhinia_variegata_KAI4346303.1
bauhinia_variegata_KAI4346304.1 bauhinia_variegata bauhinia_variegata_KAI4346304.1
bauhinia_variegata_KAI4347912.1 bauhinia_variegata bauhinia_variegata_KAI4347912.1
bauhinia_variegata_KAI4347913.1 bauhinia_variegata bauhinia_variegata_KAI4347913.1
bauhinia_variegata_KAI4347924.1 bauhinia_variegata bauhinia_variegata_KAI4347924.1
bauhinia_variegata_KAI4347926.1 bauhinia_variegata bauhinia_variegata_KAI4347926.1
bauhinia_variegata_KAI4347936.1 bauhinia_variegata bauhinia_variegata_KAI4347936.1
bauhinia_variegata_KAI4347937.1 bauhinia_variegata bauhinia_variegata_KAI4347937.1
bauhinia_variegata_KAI4347939.1 bauhinia_variegata bauhinia_variegata_KAI4347939.1
bauhinia_variegata_KAI4347945.1 bauhinia_variegata bauhinia_variegata_KAI4347945.1
bauhinia_variegata_KAI4347954.1 bauhinia_variegata bauhinia_variegata_KAI4347954.1
bauhinia_variegata_KAI4347955.1 bauhinia_variegata bauhinia_variegata_KAI4347955.1
bauhinia_variegata_KAI4347956.1 bauhinia_variegata bauhinia_variegata_KAI4347956.1
bauhinia_variegata_KAI4347957.1 bauhinia_variegata bauhinia_variegata_KAI4347957.1
bauhinia_variegata_KAI4347958.1 bauhinia_variegata bauhinia_variegata_KAI4347958.1
bauhinia_variegata_KAI4347959.1 bauhinia_variegata bauhinia_variegata_KAI4347959.1
bauhinia_variegata_KAI4347960.1 bauhinia_variegata bauhinia_variegata_KAI4347960.1
bauhinia_variegata_KAI4347972.1 bauhinia_variegata bauhinia_variegata_KAI4347972.1
bauhinia_variegata_KAI4347973.1 bauhinia_variegata bauhinia_variegata_KAI4347973.1
bauhinia_variegata_KAI4348516.1 bauhinia_variegata bauhinia_variegata_KAI4348516.1
bauhinia_variegata_KAI4349506.1 bauhinia_variegata bauhinia_variegata_KAI4349506.1
bauhinia_variegata_KAI4349507.1 bauhinia_variegata bauhinia_variegata_KAI4349507.1
bauhinia_variegata_KAI4349509.1 bauhinia_variegata bauhinia_variegata_KAI4349509.1
bauhinia_variegata_KAI4351117.1 bauhinia_variegata bauhinia_variegata_KAI4351117.1
bauhinia_variegata_KAI4351118.1 bauhinia_variegata bauhinia_variegata_KAI4351118.1
bauhinia_variegata_KAI4351120.1 bauhinia_variegata bauhinia_variegata_KAI4351120.1