PlantSME Plant secondary metabolism enzyme database
SQE

SQE

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 SQE.

Lineage Coverage
Detected in 773 of 789 public species; click a lineage to inspect its species list.
Algae
Bryophytes
Lycophytes/Ferns
Gymnosperms
Basal angiosperms
Monocots
Eudicots
Species Distribution
Fragaria ananassa
Fragaria chiloensis
Rosa multiflora
Gossypium raimondii
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 4569 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
coix_lacryma-jobi_GWHPAAYR014031 coix_lacryma_jobi coix_lacryma-jobi_GWHPAAYR014031
colocasia_esculenta_EVM0024682.1 colocasia_esculenta colocasia_esculenta_EVM0024682.1
colocasia_esculenta_EVM0026948.1 colocasia_esculenta colocasia_esculenta_EVM0026948.1
Cconscaffold_50106980 conocephalum_conicum Cconscaffold_50106980
Ccapcontig126380202610.1 corchorus_capsularis Ccapcontig126380202610.1
Ccapcontig140540237040.1 corchorus_capsularis Ccapcontig140540237040.1
COsat01G0018070.1 coriandrum_sativum COsat01G0018070.1
COsat04G0006840.1 coriandrum_sativum COsat04G0006840.1
COsat05G0003060.1 coriandrum_sativum COsat05G0003060.1
COsat05G0021930.1 coriandrum_sativum COsat05G0021930.1
COsat06G0001570.1 coriandrum_sativum COsat06G0001570.1
COsat09G0001590.1 coriandrum_sativum COsat09G0001590.1
COsat11G0007630.1 coriandrum_sativum COsat11G0007630.1
COsatctg29510016400.1 coriandrum_sativum COsatctg29510016400.1
COsatctg43050029220.1 coriandrum_sativum COsatctg43050029220.1
COsatctg50430034770.1 coriandrum_sativum COsatctg50430034770.1
COsatctg70760049740.1 coriandrum_sativum COsatctg70760049740.1
coriaria_nepalensis_Conep03aG0155800.1 coriaria_nepalensis coriaria_nepalensis_Conep03aG0155800.1
coriaria_nepalensis_Conep03aG0155800.2 coriaria_nepalensis coriaria_nepalensis_Conep03aG0155800.2
coriaria_nepalensis_Conep03bG0146100.1 coriaria_nepalensis coriaria_nepalensis_Conep03bG0146100.1
coriaria_nepalensis_Conep03bG0146100.2 coriaria_nepalensis coriaria_nepalensis_Conep03bG0146100.2
coriaria_nepalensis_Conep04aG0169000.1 coriaria_nepalensis coriaria_nepalensis_Conep04aG0169000.1
coriaria_nepalensis_Conep04bG0166800.1 coriaria_nepalensis coriaria_nepalensis_Conep04bG0166800.1
coriaria_nepalensis_Conep07aG0135400.1 coriaria_nepalensis coriaria_nepalensis_Conep07aG0135400.1
coriaria_nepalensis_Conep07bG0134300.1 coriaria_nepalensis coriaria_nepalensis_Conep07bG0134300.1
coriaria_nepalensis_Conep08aG0018000.1 coriaria_nepalensis coriaria_nepalensis_Conep08aG0018000.1
coriaria_nepalensis_Conep08bG0017800.1 coriaria_nepalensis coriaria_nepalensis_Conep08bG0017800.1
coriaria_nepalensis_Conep10aG0110000.1 coriaria_nepalensis coriaria_nepalensis_Conep10aG0110000.1
coriaria_nepalensis_Conep10aG0110000.2 coriaria_nepalensis coriaria_nepalensis_Conep10aG0110000.2
coriaria_nepalensis_Conep10bG0109400.1 coriaria_nepalensis coriaria_nepalensis_Conep10bG0109400.1