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_chiloensis_maker-2B-augustus-gene-17.164-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2B-augustus-gene-17.164-mRNA-1
fragaria_chiloensis_maker-2B-augustus-gene-17.167-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2B-augustus-gene-17.167-mRNA-1
fragaria_chiloensis_maker-2B-augustus-gene-17.170-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2B-augustus-gene-17.170-mRNA-1
fragaria_chiloensis_maker-2B-augustus-gene-20.0-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2B-augustus-gene-20.0-mRNA-1
fragaria_chiloensis_maker-2B-augustus-gene-20.8-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2B-augustus-gene-20.8-mRNA-1
fragaria_chiloensis_maker-2B-augustus-gene-235.148-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2B-augustus-gene-235.148-mRNA-1
fragaria_chiloensis_maker-2C-augustus-gene-278.13-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2C-augustus-gene-278.13-mRNA-1
fragaria_chiloensis_maker-2C-augustus-gene-283.153-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2C-augustus-gene-283.153-mRNA-1
fragaria_chiloensis_maker-2C-augustus-gene-283.160-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2C-augustus-gene-283.160-mRNA-1
fragaria_chiloensis_maker-2C-augustus-gene-283.161-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2C-augustus-gene-283.161-mRNA-1
fragaria_chiloensis_maker-2C-augustus-gene-283.162-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2C-augustus-gene-283.162-mRNA-1
fragaria_chiloensis_maker-2C-augustus-gene-50.0-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2C-augustus-gene-50.0-mRNA-1
fragaria_chiloensis_maker-2D-augustus-gene-176.10-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2D-augustus-gene-176.10-mRNA-1
fragaria_chiloensis_maker-2D-augustus-gene-176.17-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2D-augustus-gene-176.17-mRNA-1
fragaria_chiloensis_maker-2D-augustus-gene-214.7-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-2D-augustus-gene-214.7-mRNA-1
fragaria_chiloensis_maker-3A-augustus-gene-268.18-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-3A-augustus-gene-268.18-mRNA-1
fragaria_chiloensis_maker-3A-augustus-gene-269.138-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-3A-augustus-gene-269.138-mRNA-1
fragaria_chiloensis_maker-3A-exonerate_protein2genome-gene-7.89-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-3A-exonerate_protein2genome-gene-7.89-mRNA-1
fragaria_chiloensis_maker-3B-exonerate_protein2genome-gene-307.42-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-3B-exonerate_protein2genome-gene-307.42-mRNA-1
fragaria_chiloensis_maker-3C-augustus-gene-49.96-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-3C-augustus-gene-49.96-mRNA-1
fragaria_chiloensis_maker-3D-augustus-gene-113.9-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-3D-augustus-gene-113.9-mRNA-1
fragaria_chiloensis_maker-3D-augustus-gene-253.98-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-3D-augustus-gene-253.98-mRNA-1
fragaria_chiloensis_maker-4A-augustus-gene-129.129-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-4A-augustus-gene-129.129-mRNA-1
fragaria_chiloensis_maker-4C-augustus-gene-131.4-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-4C-augustus-gene-131.4-mRNA-1
fragaria_chiloensis_maker-4C-augustus-gene-132.0-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-4C-augustus-gene-132.0-mRNA-1
fragaria_chiloensis_maker-4C-exonerate_est2genome-gene-132.9-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-4C-exonerate_est2genome-gene-132.9-mRNA-1
fragaria_chiloensis_maker-4D-exonerate_protein2genome-gene-159.43-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-4D-exonerate_protein2genome-gene-159.43-mRNA-1
fragaria_chiloensis_maker-4D-exonerate_protein2genome-gene-159.57-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-4D-exonerate_protein2genome-gene-159.57-mRNA-1
fragaria_chiloensis_maker-5A-augustus-gene-194.1-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-5A-augustus-gene-194.1-mRNA-1
fragaria_chiloensis_maker-5A-augustus-gene-194.2-mRNA-1 fragaria_chiloensis fragaria_chiloensis_maker-5A-augustus-gene-194.2-mRNA-1