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
Jmicscaffold35880197430.1 juglans_microcarpa Jmicscaffold35880197430.1
Jmicscaffold45320233890.1 juglans_microcarpa Jmicscaffold45320233890.1
Jmicscaffold45330233900.1 juglans_microcarpa Jmicscaffold45330233900.1
Jmicscaffold61020289600.1 juglans_microcarpa Jmicscaffold61020289600.1
Jmicscaffold77950350600.1 juglans_microcarpa Jmicscaffold77950350600.1
Jmicscaffold90400384020.1 juglans_microcarpa Jmicscaffold90400384020.1
Jmicscaffold94260395120.1 juglans_microcarpa Jmicscaffold94260395120.1
Jmicscaffold95040397150.1 juglans_microcarpa Jmicscaffold95040397150.1
Jmicscaffold97040403920.1 juglans_microcarpa Jmicscaffold97040403920.1
juglans_microcarpa_x_regia_XP_040993526.1 juglans_microcarpa_x_regia juglans_microcarpa_x_regia_XP_040993526.1
juglans_microcarpa_x_regia_XP_041001541.1 juglans_microcarpa_x_regia juglans_microcarpa_x_regia_XP_041001541.1
juglans_microcarpa_x_regia_XP_041011633.1 juglans_microcarpa_x_regia juglans_microcarpa_x_regia_XP_041011633.1
juglans_microcarpa_x_regia_XP_041017573.1 juglans_microcarpa_x_regia juglans_microcarpa_x_regia_XP_041017573.1
juglans_microcarpa_x_regia_XP_041018545.1 juglans_microcarpa_x_regia juglans_microcarpa_x_regia_XP_041018545.1
juglans_microcarpa_x_regia_XP_041020209.1 juglans_microcarpa_x_regia juglans_microcarpa_x_regia_XP_041020209.1
juglans_microcarpa_x_regia_XP_041020215.1 juglans_microcarpa_x_regia juglans_microcarpa_x_regia_XP_041020215.1
juglans_microcarpa_x_regia_XP_041020502.1 juglans_microcarpa_x_regia juglans_microcarpa_x_regia_XP_041020502.1
juglans_microcarpa_x_regia_XP_041025692.1 juglans_microcarpa_x_regia juglans_microcarpa_x_regia_XP_041025692.1
JnigC5396510005610.1 juglans_nigra JnigC5396510005610.1
Jnigscaffold25880088590.1 juglans_nigra Jnigscaffold25880088590.1
Jnigscaffold27520099730.1 juglans_nigra Jnigscaffold27520099730.1
Jnigscaffold36860139440.1 juglans_nigra Jnigscaffold36860139440.1
Jnigscaffold41050152920.1 juglans_nigra Jnigscaffold41050152920.1
Jnigscaffold41880156630.1 juglans_nigra Jnigscaffold41880156630.1
Jnigscaffold43240161380.1 juglans_nigra Jnigscaffold43240161380.1
Jnigscaffold48890178800.1 juglans_nigra Jnigscaffold48890178800.1
Jnigscaffold48960179000.1 juglans_nigra Jnigscaffold48960179000.1
Jnigscaffold53500190790.1 juglans_nigra Jnigscaffold53500190790.1
Jnigscaffold55720197170.1 juglans_nigra Jnigscaffold55720197170.1
Jnigscaffold69820230660.1 juglans_nigra Jnigscaffold69820230660.1