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
Gmag6094940144260	gackstroemia_magellanica	Gmag6094940144260
Gsulscaf_230022770.1	galdieria_sulphuraria	Gsulscaf_230022770.1
GelaGWHAAEX000000160028850.1	gastrodia_elata	GelaGWHAAEX000000160028850.1
gastrodia_menghaiensis_evm.model.scaffold_161.73	gastrodia_menghaiensis	gastrodia_menghaiensis_evm.model.scaffold_161.73
Gtri01G0016850	gilleni_trifoliata	Gtri01G0016850
Gtri01G0016860	gilleni_trifoliata	Gtri01G0016860
Gtri03G0016800	gilleni_trifoliata	Gtri03G0016800
Gtri05G0026610	gilleni_trifoliata	Gtri05G0026610
Gtri06G0008000	gilleni_trifoliata	Gtri06G0008000
Gtri08G0004340	gilleni_trifoliata	Gtri08G0004340
Gtri08G0004390	gilleni_trifoliata	Gtri08G0004390
Gt00000266	gillenia_trifoliata	Gt00000266
Gt00000330	gillenia_trifoliata	Gt00000330
Gt00009203	gillenia_trifoliata	Gt00009203
Gt00010835	gillenia_trifoliata	Gt00010835
Gt00011928	gillenia_trifoliata	Gt00011928
Gt00017651	gillenia_trifoliata	Gt00017651
Gt00017763	gillenia_trifoliata	Gt00017763
Gbil04G0017820.1	ginkgo_biloba	Gbil04G0017820.1
Gbil06G0013240.1	ginkgo_biloba	Gbil06G0013240.1
Gbil12G0009810.1	ginkgo_biloba	Gbil12G0009810.1
Gbil12G0013110.1	ginkgo_biloba	Gbil12G0013110.1
Gbil12G0013120.1	ginkgo_biloba	Gbil12G0013120.1
glebionis_coronaria_Gcor.h2tg000188l.g284.t1	glebionis_coronaria	glebionis_coronaria_Gcor.h2tg000188l.g284.t1
glebionis_coronaria_Gcor.h2tg000474l.g606.t1	glebionis_coronaria	glebionis_coronaria_Gcor.h2tg000474l.g606.t1
glebionis_coronaria_Gcor.h2tg000624l.g2.t1	glebionis_coronaria	glebionis_coronaria_Gcor.h2tg000624l.g2.t1
glebionis_coronaria_Gcor.h2tg000676l.g583.t1	glebionis_coronaria	glebionis_coronaria_Gcor.h2tg000676l.g583.t1
glebionis_coronaria_Gcor.h2tg000676l.g584.t1	glebionis_coronaria	glebionis_coronaria_Gcor.h2tg000676l.g584.t1
glebionis_coronaria_Gcor.h2tg000942l.g519.t1	glebionis_coronaria	glebionis_coronaria_Gcor.h2tg000942l.g519.t1
glebionis_coronaria_Gcor.h2tg000993l.g288.t1	glebionis_coronaria	glebionis_coronaria_Gcor.h2tg000993l.g288.t1