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
OoffiChr03g00915.4	oryza_officinalis	OoffiChr03g00915.4
OoffiChr03g00915.5	oryza_officinalis	OoffiChr03g00915.5
OoffiChr11g00536.1	oryza_officinalis	OoffiChr11g00536.1
OoffiChr11g00537.1	oryza_officinalis	OoffiChr11g00537.1
OPUNC03G09040.1	oryza_punctata	OPUNC03G09040.1
OPUNC03G09050.1	oryza_punctata	OPUNC03G09050.1
OPUNC07G13750.1	oryza_punctata	OPUNC07G13750.1
Orhiscaffold19680079030.1	oryza_rhizomatis	Orhiscaffold19680079030.1
Orhiscaffold32750153710.1	oryza_rhizomatis	Orhiscaffold32750153710.1
Orhiscaffold32750153720.1	oryza_rhizomatis	Orhiscaffold32750153720.1
Orhiscaffold32750153730.1	oryza_rhizomatis	Orhiscaffold32750153730.1
Orhiscaffold32750153750.1	oryza_rhizomatis	Orhiscaffold32750153750.1
Orhiscaffold8710304460.1	oryza_rhizomatis	Orhiscaffold8710304460.1
Orhiscaffold8710304470.1	oryza_rhizomatis	Orhiscaffold8710304470.1
Orhiscaffold8710304480.1	oryza_rhizomatis	Orhiscaffold8710304480.1
Oruf03G0009560.1	oryza_rufipogon	Oruf03G0009560.1
Oruf03G0009560.2	oryza_rufipogon	Oruf03G0009560.2
Oruf03G0009560.3	oryza_rufipogon	Oruf03G0009560.3
Osat03G0009990.1	oryza_sativa	Osat03G0009990.1
Osat03G0009990.2	oryza_sativa	Osat03G0009990.2
Osat03G0009990.3	oryza_sativa	Osat03G0009990.3
Osat03G0009990.4	oryza_sativa	Osat03G0009990.4
Osat03G0009990.5	oryza_sativa	Osat03G0009990.5
Osat03G0010000.1	oryza_sativa	Osat03G0010000.1
Osat03G0010000.2	oryza_sativa	Osat03G0010000.2
OsatMH6303G0011440.1	oryza_sativa_spmh63	OsatMH6303G0011440.1
OsatZS9703G0011440.1	oryza_sativa_spzs97	OsatZS9703G0011440.1
OsatZS9703G0011440.2	oryza_sativa_spzs97	OsatZS9703G0011440.2
OsatZS9703G0011450.1	oryza_sativa_spzs97	OsatZS9703G0011450.1
OsatZS9703G0011450.2	oryza_sativa_spzs97	OsatZS9703G0011450.2