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.

Species Distribution

Related Modules

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

Gene	Species	Protein ID
pistacia_chinensis_KAJ0041192.1	pistacia_chinensis	pistacia_chinensis_KAJ0041192.1
pistacia_chinensis_KAJ0044370.1	pistacia_chinensis	pistacia_chinensis_KAJ0044370.1
pistacia_chinensis_KAJ0044371.1	pistacia_chinensis	pistacia_chinensis_KAJ0044371.1
pistacia_chinensis_KAJ0044373.1	pistacia_chinensis	pistacia_chinensis_KAJ0044373.1
pistacia_chinensis_KAJ0044375.1	pistacia_chinensis	pistacia_chinensis_KAJ0044375.1
pistacia_chinensis_KAJ0044376.1	pistacia_chinensis	pistacia_chinensis_KAJ0044376.1
pistacia_chinensis_KAJ0046096.1	pistacia_chinensis	pistacia_chinensis_KAJ0046096.1
pistacia_chinensis_KAJ0046097.1	pistacia_chinensis	pistacia_chinensis_KAJ0046097.1
pistacia_chinensis_KAJ0046098.1	pistacia_chinensis	pistacia_chinensis_KAJ0046098.1
cds-EVM0001394.1	pistacia_vera	cds-EVM0001394.1
cds-EVM0004872.1	pistacia_vera	cds-EVM0004872.1
cds-EVM0006567.1	pistacia_vera	cds-EVM0006567.1
cds-EVM0006785.1	pistacia_vera	cds-EVM0006785.1
cds-EVM0006914.1	pistacia_vera	cds-EVM0006914.1
cds-EVM0008901.1	pistacia_vera	cds-EVM0008901.1
cds-EVM0009936.1	pistacia_vera	cds-EVM0009936.1
cds-EVM0010465.1	pistacia_vera	cds-EVM0010465.1
cds-EVM0016499.1	pistacia_vera	cds-EVM0016499.1
cds-EVM0019154.1	pistacia_vera	cds-EVM0019154.1
cds-EVM0021880.1	pistacia_vera	cds-EVM0021880.1
cds-EVM0026158.1	pistacia_vera	cds-EVM0026158.1
cds-EVM0031716.1	pistacia_vera	cds-EVM0031716.1
Psat01G0037180.1	pisum_sativum	Psat01G0037180.1
Psat01G0048540.1	pisum_sativum	Psat01G0048540.1
Psat03G0035430.1	pisum_sativum	Psat03G0035430.1
Psat03G0036140.1	pisum_sativum	Psat03G0036140.1
Psat04G0022680.1	pisum_sativum	Psat04G0022680.1
Psat04G0022690.1	pisum_sativum	Psat04G0022690.1
Psat05G0001860.1	pisum_sativum	Psat05G0001860.1
Psat05G0009920.1	pisum_sativum	Psat05G0009920.1