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
Plun09G0005190.1	phaseolus_lunatus	Plun09G0005190.1
Plun09G0008070.1	phaseolus_lunatus	Plun09G0008070.1
PHvul01G0003180.1	phaseolus_vulgaris	PHvul01G0003180.1
PHvul02G0021480.1	phaseolus_vulgaris	PHvul02G0021480.1
PHvul06G0002450.1	phaseolus_vulgaris	PHvul06G0002450.1
PHvul06G0002450.2	phaseolus_vulgaris	PHvul06G0002450.2
PHvul06G0002450.3	phaseolus_vulgaris	PHvul06G0002450.3
PHvul06G0002450.4	phaseolus_vulgaris	PHvul06G0002450.4
PHvul06G0019930.1	phaseolus_vulgaris	PHvul06G0019930.1
PHvul09G0010520.1	phaseolus_vulgaris	PHvul09G0010520.1
PHvulscaffold_12190000540.1	phaseolus_vulgaris	PHvulscaffold_12190000540.1
phelipanche_aegyptiaca_GWHPBHPU002310	phelipanche_aegyptiaca	phelipanche_aegyptiaca_GWHPBHPU002310
phelipanche_aegyptiaca_GWHPBHPU007875	phelipanche_aegyptiaca	phelipanche_aegyptiaca_GWHPBHPU007875
phelipanche_aegyptiaca_GWHPBHPU017620	phelipanche_aegyptiaca	phelipanche_aegyptiaca_GWHPBHPU017620
Pturscaffold_10025190	philonotis_turneriana	Pturscaffold_10025190
Pturscaffold_50246810	philonotis_turneriana	Pturscaffold_50246810
PjapPjv1Scaffold_10003100.1	phtheirospermum_japonicum	PjapPjv1Scaffold_10003100.1
PjapPjv1Scaffold_14570055300.1	phtheirospermum_japonicum	PjapPjv1Scaffold_14570055300.1
PjapPjv1Scaffold_1690072960.1	phtheirospermum_japonicum	PjapPjv1Scaffold_1690072960.1
PjapPjv1Scaffold_2870129290.1	phtheirospermum_japonicum	PjapPjv1Scaffold_2870129290.1
PjapPjv1Scaffold_36970160220.1	phtheirospermum_japonicum	PjapPjv1Scaffold_36970160220.1
PjapPjv1Scaffold_5710219830.1	phtheirospermum_japonicum	PjapPjv1Scaffold_5710219830.1
PjapPjv1Scaffold_5710219840.1	phtheirospermum_japonicum	PjapPjv1Scaffold_5710219840.1
PjapPjv1Scaffold_6440239590.1	phtheirospermum_japonicum	PjapPjv1Scaffold_6440239590.1
Peduhic_scaffold_130074900.1	phyllostachys_edulis	Peduhic_scaffold_130074900.1
Peduhic_scaffold_150138340.1	phyllostachys_edulis	Peduhic_scaffold_150138340.1
Peduhic_scaffold_210290460.1	phyllostachys_edulis	Peduhic_scaffold_210290460.1
Peduhic_scaffold_210294460.1	phyllostachys_edulis	Peduhic_scaffold_210294460.1
Peduhic_scaffold_50414680.1	phyllostachys_edulis	Peduhic_scaffold_50414680.1
Peduhic_scaffold_50414690.1	phyllostachys_edulis	Peduhic_scaffold_50414690.1