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
Pg_S1672.1	panax_ginseng	Pg_S1672.1
Pg_S1693.31	panax_ginseng	Pg_S1693.31
Pg_S2606.7	panax_ginseng	Pg_S2606.7
Pg_S2606.8	panax_ginseng	Pg_S2606.8
Pg_S2840.6	panax_ginseng	Pg_S2840.6
Pg_S3064.5	panax_ginseng	Pg_S3064.5
Pg_S3064.7	panax_ginseng	Pg_S3064.7
Pg_S3767.14	panax_ginseng	Pg_S3767.14
Pg_S3767.15	panax_ginseng	Pg_S3767.15
Pg_S4043.1	panax_ginseng	Pg_S4043.1
Pg_S4043.9	panax_ginseng	Pg_S4043.9
Pg_S4249.3	panax_ginseng	Pg_S4249.3
Pg_S4651.2	panax_ginseng	Pg_S4651.2
Pg_S4651.3	panax_ginseng	Pg_S4651.3
Pg_S6081.2	panax_ginseng	Pg_S6081.2
Pg_S6152.1	panax_ginseng	Pg_S6152.1
Pg_S6308.10	panax_ginseng	Pg_S6308.10
Pg_S7552.1	panax_ginseng	Pg_S7552.1
Pg_S7552.2	panax_ginseng	Pg_S7552.2
panax_japonicus_GWHPBEIH018513.1	panax_japonicus	panax_japonicus_GWHPBEIH018513.1
panax_japonicus_GWHPBEIH018514.1	panax_japonicus	panax_japonicus_GWHPBEIH018514.1
panax_japonicus_GWHPBEIH019114.1	panax_japonicus	panax_japonicus_GWHPBEIH019114.1
panax_japonicus_GWHPBEIH019115.1	panax_japonicus	panax_japonicus_GWHPBEIH019115.1
panax_japonicus_GWHPBEIH020537.1	panax_japonicus	panax_japonicus_GWHPBEIH020537.1
panax_japonicus_GWHPBEIH020539.1	panax_japonicus	panax_japonicus_GWHPBEIH020539.1
panax_japonicus_GWHPBEIH020663.1	panax_japonicus	panax_japonicus_GWHPBEIH020663.1
panax_japonicus_GWHPBEIH021150.1	panax_japonicus	panax_japonicus_GWHPBEIH021150.1
panax_japonicus_GWHPBEIH036126.1	panax_japonicus	panax_japonicus_GWHPBEIH036126.1
panax_japonicus_GWHPBEIH036231.1	panax_japonicus	panax_japonicus_GWHPBEIH036231.1
panax_japonicus_GWHPBEIH049379.1	panax_japonicus	panax_japonicus_GWHPBEIH049379.1