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
platycarya_strobilacea_PstrChr10G001028.1	platycarya_strobilacea	platycarya_strobilacea_PstrChr10G001028.1
PLgraScaffold27620141130.1	platycodon_grandiflorus	PLgraScaffold27620141130.1
PLgraScaffold2800143520.1	platycodon_grandiflorus	PLgraScaffold2800143520.1
PLgraScaffold390196660.1	platycodon_grandiflorus	PLgraScaffold390196660.1
PLgraScaffold44530249060.1	platycodon_grandiflorus	PLgraScaffold44530249060.1
PLgraScaffold44530249080.1	platycodon_grandiflorus	PLgraScaffold44530249080.1
PLgraScaffold47440308680.1	platycodon_grandiflorus	PLgraScaffold47440308680.1
PLgraScaffold5410343750.1	platycodon_grandiflorus	PLgraScaffold5410343750.1
Psubu1890068120	pleuridium_subulatum	Psubu1890068120
Psubu360141120	pleuridium_subulatum	Psubu360141120
Psubu481280163020	pleuridium_subulatum	Psubu481280163020
Psubu484380183610	pleuridium_subulatum	Psubu484380183610
PLpurcontig_1010016190	pleurozia_purpurea	PLpurcontig_1010016190
PLpurcontig_580324540	pleurozia_purpurea	PLpurcontig_580324540
Phir2280270165180	plicanthus_hirtellus	Phir2280270165180
Phir6050254860	plicanthus_hirtellus	Phir6050254860
poa_annua_Pa005045-RA	poa_annua	poa_annua_Pa005045-RA
poa_annua_Pa074241-RA	poa_annua	poa_annua_Pa074241-RA
poa_annua_Pa075228-RA	poa_annua	poa_annua_Pa075228-RA
poa_infirma_ijg38278.t1	poa_infirma	poa_infirma_ijg38278.t1
poa_infirma_ijg39532.t1	poa_infirma	poa_infirma_ijg39532.t1
poa_supina_sjg36652.t1	poa_supina	poa_supina_sjg36652.t1
Pmic1128470012460	pogonatum_microstomum	Pmic1128470012460
Psubff4700118190	pogonatum_subfuscatum	Psubff4700118190
Pcabscaffold_11770082870.1	pogostemon_cablin	Pcabscaffold_11770082870.1
Pcabscaffold_11770082880.1	pogostemon_cablin	Pcabscaffold_11770082880.1
Pcabscaffold_12270101920.1	pogostemon_cablin	Pcabscaffold_12270101920.1
Pcabscaffold_1260116580.1	pogostemon_cablin	Pcabscaffold_1260116580.1
Pcabscaffold_1260116590.1	pogostemon_cablin	Pcabscaffold_1260116590.1
Pcabscaffold_1260117220.1	pogostemon_cablin	Pcabscaffold_1260117220.1