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_KAI4323262.1 bauhinia_variegata bauhinia_variegata_KAI4323262.1
bauhinia_variegata_KAI4323263.1 bauhinia_variegata bauhinia_variegata_KAI4323263.1
bauhinia_variegata_KAI4323264.1 bauhinia_variegata bauhinia_variegata_KAI4323264.1
bauhinia_variegata_KAI4323265.1 bauhinia_variegata bauhinia_variegata_KAI4323265.1
bauhinia_variegata_KAI4323266.1 bauhinia_variegata bauhinia_variegata_KAI4323266.1
bauhinia_variegata_KAI4323267.1 bauhinia_variegata bauhinia_variegata_KAI4323267.1
bauhinia_variegata_KAI4323268.1 bauhinia_variegata bauhinia_variegata_KAI4323268.1
bauhinia_variegata_KAI4323942.1 bauhinia_variegata bauhinia_variegata_KAI4323942.1
bauhinia_variegata_KAI4324172.1 bauhinia_variegata bauhinia_variegata_KAI4324172.1
bauhinia_variegata_KAI4324174.1 bauhinia_variegata bauhinia_variegata_KAI4324174.1
bauhinia_variegata_KAI4324176.1 bauhinia_variegata bauhinia_variegata_KAI4324176.1
bauhinia_variegata_KAI4324178.1 bauhinia_variegata bauhinia_variegata_KAI4324178.1
bauhinia_variegata_KAI4324181.1 bauhinia_variegata bauhinia_variegata_KAI4324181.1
bauhinia_variegata_KAI4324183.1 bauhinia_variegata bauhinia_variegata_KAI4324183.1
bauhinia_variegata_KAI4324232.1 bauhinia_variegata bauhinia_variegata_KAI4324232.1
bauhinia_variegata_KAI4324234.1 bauhinia_variegata bauhinia_variegata_KAI4324234.1
bauhinia_variegata_KAI4324235.1 bauhinia_variegata bauhinia_variegata_KAI4324235.1
bauhinia_variegata_KAI4324373.1 bauhinia_variegata bauhinia_variegata_KAI4324373.1
bauhinia_variegata_KAI4328809.1 bauhinia_variegata bauhinia_variegata_KAI4328809.1
bauhinia_variegata_KAI4328810.1 bauhinia_variegata bauhinia_variegata_KAI4328810.1
bauhinia_variegata_KAI4329196.1 bauhinia_variegata bauhinia_variegata_KAI4329196.1
bauhinia_variegata_KAI4331799.1 bauhinia_variegata bauhinia_variegata_KAI4331799.1
bauhinia_variegata_KAI4331802.1 bauhinia_variegata bauhinia_variegata_KAI4331802.1
bauhinia_variegata_KAI4331803.1 bauhinia_variegata bauhinia_variegata_KAI4331803.1
bauhinia_variegata_KAI4331815.1 bauhinia_variegata bauhinia_variegata_KAI4331815.1
bauhinia_variegata_KAI4331818.1 bauhinia_variegata bauhinia_variegata_KAI4331818.1
bauhinia_variegata_KAI4331819.1 bauhinia_variegata bauhinia_variegata_KAI4331819.1
bauhinia_variegata_KAI4331824.1 bauhinia_variegata bauhinia_variegata_KAI4331824.1
bauhinia_variegata_KAI4331826.1 bauhinia_variegata bauhinia_variegata_KAI4331826.1
bauhinia_variegata_KAI4331861.1 bauhinia_variegata bauhinia_variegata_KAI4331861.1