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
fragaria_x_ananassa_maker-Fvb2-3-augustus-gene-67.32-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb2-3-augustus-gene-67.32-mRNA-1
fragaria_x_ananassa_maker-Fvb2-3-snap-gene-221.30-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb2-3-snap-gene-221.30-mRNA-1
fragaria_x_ananassa_maker-Fvb2-3-snap-gene-221.34-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb2-3-snap-gene-221.34-mRNA-1
fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-10.41-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-10.41-mRNA-1
fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-11.37-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-11.37-mRNA-1
fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-13.32-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-13.32-mRNA-1
fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-13.39-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-13.39-mRNA-1
fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-227.49-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb2-4-augustus-gene-227.49-mRNA-1
fragaria_x_ananassa_maker-Fvb2-4-snap-gene-11.44-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb2-4-snap-gene-11.44-mRNA-1
fragaria_x_ananassa_maker-Fvb3-1-augustus-gene-271.55-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb3-1-augustus-gene-271.55-mRNA-1
fragaria_x_ananassa_maker-Fvb3-3-augustus-gene-30.56-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb3-3-augustus-gene-30.56-mRNA-1
fragaria_x_ananassa_maker-Fvb4-1-snap-gene-121.47-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb4-1-snap-gene-121.47-mRNA-1
fragaria_x_ananassa_maker-Fvb4-3-augustus-gene-179.28-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb4-3-augustus-gene-179.28-mRNA-1
fragaria_x_ananassa_maker-Fvb5-1-snap-gene-88.67-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_maker-Fvb5-1-snap-gene-88.67-mRNA-1
fragaria_x_ananassa_snap_masked-Fvb1-3-processed-gene-107.23-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_snap_masked-Fvb1-3-processed-gene-107.23-mRNA-1
fragaria_x_ananassa_snap_masked-Fvb2-1-processed-gene-8.29-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_snap_masked-Fvb2-1-processed-gene-8.29-mRNA-1
fragaria_x_ananassa_snap_masked-Fvb2-3-processed-gene-217.25-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_snap_masked-Fvb2-3-processed-gene-217.25-mRNA-1
fragaria_x_ananassa_snap_masked-Fvb2-3-processed-gene-221.13-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_snap_masked-Fvb2-3-processed-gene-221.13-mRNA-1
fragaria_x_ananassa_snap_masked-Fvb2-3-processed-gene-221.16-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_snap_masked-Fvb2-3-processed-gene-221.16-mRNA-1
fragaria_x_ananassa_snap_masked-Fvb2-3-processed-gene-221.20-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_snap_masked-Fvb2-3-processed-gene-221.20-mRNA-1
fragaria_x_ananassa_snap_masked-Fvb3-4-processed-gene-0.13-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_snap_masked-Fvb3-4-processed-gene-0.13-mRNA-1
fragaria_x_ananassa_snap_masked-Fvb3-4-processed-gene-247.17-mRNA-1 fragaria_x_ananassa fragaria_x_ananassa_snap_masked-Fvb3-4-processed-gene-247.17-mRNA-1
FexcContig22690108440.1 fraxinus_excelsior FexcContig22690108440.1
FexcContig23420114270.1 fraxinus_excelsior FexcContig23420114270.1
FexcContig24430121080.1 fraxinus_excelsior FexcContig24430121080.1
FexcContig24430121080.2 fraxinus_excelsior FexcContig24430121080.2
FexcContig24430121080.3 fraxinus_excelsior FexcContig24430121080.3
FexcContig30210159550.1 fraxinus_excelsior FexcContig30210159550.1
FexcContig30490160890.1 fraxinus_excelsior FexcContig30490160890.1
FexcContig30490160890.2 fraxinus_excelsior FexcContig30490160890.2