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
AcruScioBoG_94932_HRSCAF_951340233050.1 amaranthus_cruentus AcruScioBoG_94932_HRSCAF_951340233050.1
AMhypScaffold_100032930.1 amaranthus_hypochondriacus AMhypScaffold_100032930.1
AMhypScaffold_10018260.1 amaranthus_hypochondriacus AMhypScaffold_10018260.1
AMhypScaffold_10022600.1 amaranthus_hypochondriacus AMhypScaffold_10022600.1
AMhypScaffold_120059160.1 amaranthus_hypochondriacus AMhypScaffold_120059160.1
AMhypScaffold_120062210.1 amaranthus_hypochondriacus AMhypScaffold_120062210.1
AMhypScaffold_120064700.1 amaranthus_hypochondriacus AMhypScaffold_120064700.1
AMhypScaffold_130070450.1 amaranthus_hypochondriacus AMhypScaffold_130070450.1
AMhypScaffold_130074350.1 amaranthus_hypochondriacus AMhypScaffold_130074350.1
AMhypScaffold_20118000.1 amaranthus_hypochondriacus AMhypScaffold_20118000.1
AMhypScaffold_40154360.1 amaranthus_hypochondriacus AMhypScaffold_40154360.1
AMhypScaffold_40163280.1 amaranthus_hypochondriacus AMhypScaffold_40163280.1
AMhypScaffold_40163290.1 amaranthus_hypochondriacus AMhypScaffold_40163290.1
AMhypScaffold_40166970.1 amaranthus_hypochondriacus AMhypScaffold_40166970.1
AMhypScaffold_40166980.1 amaranthus_hypochondriacus AMhypScaffold_40166980.1
AMhypScaffold_40168440.1 amaranthus_hypochondriacus AMhypScaffold_40168440.1
AMhypScaffold_50182250.1 amaranthus_hypochondriacus AMhypScaffold_50182250.1
AMhypScaffold_60185100.1 amaranthus_hypochondriacus AMhypScaffold_60185100.1
AMhypScaffold_60185110.1 amaranthus_hypochondriacus AMhypScaffold_60185110.1
AMhypScaffold_60185130.1 amaranthus_hypochondriacus AMhypScaffold_60185130.1
AMhypScaffold_60186500.1 amaranthus_hypochondriacus AMhypScaffold_60186500.1
AMhypScaffold_60186540.1 amaranthus_hypochondriacus AMhypScaffold_60186540.1
AMhypScaffold_60186590.1 amaranthus_hypochondriacus AMhypScaffold_60186590.1
AMhypScaffold_60193980.1 amaranthus_hypochondriacus AMhypScaffold_60193980.1
AMhypScaffold_60193990.1 amaranthus_hypochondriacus AMhypScaffold_60193990.1
AMhypScaffold_60194000.1 amaranthus_hypochondriacus AMhypScaffold_60194000.1
AMhypScaffold_60194010.1 amaranthus_hypochondriacus AMhypScaffold_60194010.1
AMhypScaffold_60194090.1 amaranthus_hypochondriacus AMhypScaffold_60194090.1
AMhypScaffold_60197220.1 amaranthus_hypochondriacus AMhypScaffold_60197220.1
AMhypScaffold_80210490.1 amaranthus_hypochondriacus AMhypScaffold_80210490.1