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
AatlScoFOjO_1702_23380093950.1 avena_atlantica AatlScoFOjO_1702_23380093950.1
AatlScoFOjO_1702_23380122830.1 avena_atlantica AatlScoFOjO_1702_23380122830.1
AatlScoFOjO_1702_23380122880.1 avena_atlantica AatlScoFOjO_1702_23380122880.1
AatlScoFOjO_1702_23380122910.1 avena_atlantica AatlScoFOjO_1702_23380122910.1
AatlScoFOjO_1702_23380126040.1 avena_atlantica AatlScoFOjO_1702_23380126040.1
AatlScoFOjO_1702_23380126080.1 avena_atlantica AatlScoFOjO_1702_23380126080.1
AatlScoFOjO_1702_23380126090.1 avena_atlantica AatlScoFOjO_1702_23380126090.1
AatlScoFOjO_1702_23380126100.1 avena_atlantica AatlScoFOjO_1702_23380126100.1
AatlScoFOjO_1702_23380126130.1 avena_atlantica AatlScoFOjO_1702_23380126130.1
AatlScoFOjO_1702_23380126140.1 avena_atlantica AatlScoFOjO_1702_23380126140.1
AatlScoFOjO_1702_23380130380.1 avena_atlantica AatlScoFOjO_1702_23380130380.1
AatlScoFOjO_1760_23990158520.1 avena_atlantica AatlScoFOjO_1760_23990158520.1
AatlScoFOjO_1760_23990189810.1 avena_atlantica AatlScoFOjO_1760_23990189810.1
AatlScoFOjO_2050_27120204430.1 avena_atlantica AatlScoFOjO_2050_27120204430.1
AatlScoFOjO_2050_27120210390.1 avena_atlantica AatlScoFOjO_2050_27120210390.1
AatlScoFOjO_2050_27120239730.1 avena_atlantica AatlScoFOjO_2050_27120239730.1
AatlScoFOjO_2050_27120252420.1 avena_atlantica AatlScoFOjO_2050_27120252420.1
AatlScoFOjO_2069_27320255660.1 avena_atlantica AatlScoFOjO_2069_27320255660.1
AatlScoFOjO_2069_27320256770.1 avena_atlantica AatlScoFOjO_2069_27320256770.1
AatlScoFOjO_2069_27320258680.1 avena_atlantica AatlScoFOjO_2069_27320258680.1
AatlScoFOjO_2069_27320258710.1 avena_atlantica AatlScoFOjO_2069_27320258710.1
AatlScoFOjO_2069_27320261030.1 avena_atlantica AatlScoFOjO_2069_27320261030.1
AatlScoFOjO_2069_27320261060.1 avena_atlantica AatlScoFOjO_2069_27320261060.1
AatlScoFOjO_2069_27320261070.1 avena_atlantica AatlScoFOjO_2069_27320261070.1
AatlScoFOjO_2069_27320261090.1 avena_atlantica AatlScoFOjO_2069_27320261090.1
AatlScoFOjO_2069_27320261100.1 avena_atlantica AatlScoFOjO_2069_27320261100.1
AatlScoFOjO_2069_27320261200.1 avena_atlantica AatlScoFOjO_2069_27320261200.1
AatlScoFOjO_2069_27320261760.1 avena_atlantica AatlScoFOjO_2069_27320261760.1
AatlScoFOjO_2069_27320264470.1 avena_atlantica AatlScoFOjO_2069_27320264470.1
AatlScoFOjO_2069_27320302450.1 avena_atlantica AatlScoFOjO_2069_27320302450.1