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
vicia_sativa_jg55205.t1 vicia_sativa vicia_sativa_jg55205.t1
Vang01G0007430.1 vigna_angularis Vang01G0007430.1
Vang04G0020910.1 vigna_angularis Vang04G0020910.1
Vang07G0026140.1 vigna_angularis Vang07G0026140.1
Vang09G0007940.1 vigna_angularis Vang09G0007940.1
Vang09G0025630.1 vigna_angularis Vang09G0025630.1
Vang10G0000580.1 vigna_angularis Vang10G0000580.1
vigna_mungo_VM_pChr1-gene-489.24-prot-1 vigna_mungo vigna_mungo_VM_pChr1-gene-489.24-prot-1
vigna_mungo_VM_pChr4-gene-396.25-prot-1 vigna_mungo vigna_mungo_VM_pChr4-gene-396.25-prot-1
vigna_mungo_VM_pChr4-gene-396.41-prot-1 vigna_mungo vigna_mungo_VM_pChr4-gene-396.41-prot-1
vigna_mungo_VM_pChr5-gene-34.24-prot-1 vigna_mungo vigna_mungo_VM_pChr5-gene-34.24-prot-1
vigna_mungo_VM_pChr7-gene-16.45-prot-1 vigna_mungo vigna_mungo_VM_pChr7-gene-16.45-prot-1
vigna_mungo_VM_pChr7-gene-319.81-prot-1 vigna_mungo vigna_mungo_VM_pChr7-gene-319.81-prot-1
vigna_mungo_VM_pChr9-gene-341.14-prot-1 vigna_mungo vigna_mungo_VM_pChr9-gene-341.14-prot-1
Vrad01G0003430.1 vigna_radiata Vrad01G0003430.1
Vrad05G0012010.1 vigna_radiata Vrad05G0012010.1
Vrad06G0014380.1 vigna_radiata Vrad06G0014380.1
Vrad07G0014250.1 vigna_radiata Vrad07G0014250.1
Vrad10G0011880.1 vigna_radiata Vrad10G0011880.1
Vradscaffold_950039690.1 vigna_radiata Vradscaffold_950039690.1
vigna_umbellata_XP_047151016.1 vigna_umbellata vigna_umbellata_XP_047151016.1
vigna_umbellata_XP_047151017.1 vigna_umbellata vigna_umbellata_XP_047151017.1
vigna_umbellata_XP_047151018.1 vigna_umbellata vigna_umbellata_XP_047151018.1
vigna_umbellata_XP_047160950.1 vigna_umbellata vigna_umbellata_XP_047160950.1
vigna_umbellata_XP_047160951.1 vigna_umbellata vigna_umbellata_XP_047160951.1
vigna_umbellata_XP_047160952.1 vigna_umbellata vigna_umbellata_XP_047160952.1
vigna_umbellata_XP_047167070.1 vigna_umbellata vigna_umbellata_XP_047167070.1
vigna_umbellata_XP_047167071.1 vigna_umbellata vigna_umbellata_XP_047167071.1
vigna_umbellata_XP_047169607.1 vigna_umbellata vigna_umbellata_XP_047169607.1
vigna_umbellata_XP_047177108.1 vigna_umbellata vigna_umbellata_XP_047177108.1