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
ItaiItaiw_v1_contig_2070012370.1	isoetes_taiwanensis	ItaiItaiw_v1_contig_2070012370.1
ItaiItaiw_v1_scaffold_620344950.1	isoetes_taiwanensis	ItaiItaiw_v1_scaffold_620344950.1
ItaiItaiw_v1_scaffold_680357390.1	isoetes_taiwanensis	ItaiItaiw_v1_scaffold_680357390.1
Jmim04G0009250.1	jacaranda_mimosifolia	Jmim04G0009250.1
Jmim04G0013710.1	jacaranda_mimosifolia	Jmim04G0013710.1
Jmim05G0009150.1	jacaranda_mimosifolia	Jmim05G0009150.1
Jmim07G0006150.1	jacaranda_mimosifolia	Jmim07G0006150.1
Jmim14G0010810.1	jacaranda_mimosifolia	Jmim14G0010810.1
Jmim17G0007200.1	jacaranda_mimosifolia	Jmim17G0007200.1
Jaut4775240072080	jamesoniella_autumnalis	Jaut4775240072080
Jaut4934690144010	jamesoniella_autumnalis	Jaut4934690144010
Jcat01G0016370	juglans_cathayensis	Jcat01G0016370
Jcat02G0003020	juglans_cathayensis	Jcat02G0003020
Jcat03G0005700	juglans_cathayensis	Jcat03G0005700
Jcat05G0002280	juglans_cathayensis	Jcat05G0002280
Jcat07G0004040	juglans_cathayensis	Jcat07G0004040
Jcat07G0020560	juglans_cathayensis	Jcat07G0020560
Jcat08G0005470	juglans_cathayensis	Jcat08G0005470
Jcat08G0019320	juglans_cathayensis	Jcat08G0019320
Jcat08G0019330	juglans_cathayensis	Jcat08G0019330
Jcat14G0000070	juglans_cathayensis	Jcat14G0000070
juglans_cinerea_g18460.t1	juglans_cinerea	juglans_cinerea_g18460.t1
juglans_cinerea_g32301.t1	juglans_cinerea	juglans_cinerea_g32301.t1
juglans_cinerea_g33000.t1	juglans_cinerea	juglans_cinerea_g33000.t1
juglans_cinerea_g34724.t1	juglans_cinerea	juglans_cinerea_g34724.t1
juglans_cinerea_g35692.t1	juglans_cinerea	juglans_cinerea_g35692.t1
juglans_cinerea_g36263.t1	juglans_cinerea	juglans_cinerea_g36263.t1
juglans_cinerea_g5486.t1	juglans_cinerea	juglans_cinerea_g5486.t1
juglans_cinerea_g5488.t1	juglans_cinerea	juglans_cinerea_g5488.t1
juglans_cinerea_g6694.t1	juglans_cinerea	juglans_cinerea_g6694.t1