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
Paphscaffold430184990.1	phalaenopsis_aphrodite	Paphscaffold430184990.1
Paphscaffold9550283380.1	phalaenopsis_aphrodite	Paphscaffold9550283380.1
PequScaffold0002330129500	phalaenopsis_equestris	PequScaffold0002330129500
PequScaffold0007740246290	phalaenopsis_equestris	PequScaffold0007740246290
PequScaffold2358400420810	phalaenopsis_equestris	PequScaffold2358400420810
Pacu01G0003100.1	phaseolus_acutifolius	Pacu01G0003100.1
Pacu02G0020520.1	phaseolus_acutifolius	Pacu02G0020520.1
Pacu02G0020530.1	phaseolus_acutifolius	Pacu02G0020530.1
Pacu02G0021450.1	phaseolus_acutifolius	Pacu02G0021450.1
Pacu06G0003320.1	phaseolus_acutifolius	Pacu06G0003320.1
Pacu06G0003320.2	phaseolus_acutifolius	Pacu06G0003320.2
Pacu06G0003320.3	phaseolus_acutifolius	Pacu06G0003320.3
Pacu06G0003320.4	phaseolus_acutifolius	Pacu06G0003320.4
Pacu06G0020390.1	phaseolus_acutifolius	Pacu06G0020390.1
Pacu06G0020390.2	phaseolus_acutifolius	Pacu06G0020390.2
Pacu09G0003360.1	phaseolus_acutifolius	Pacu09G0003360.1
Pacu09G0011440.1	phaseolus_acutifolius	Pacu09G0011440.1
Pacu09G0011440.2	phaseolus_acutifolius	Pacu09G0011440.2
Pacu09G0011440.3	phaseolus_acutifolius	Pacu09G0011440.3
Pacu09G0011440.4	phaseolus_acutifolius	Pacu09G0011440.4
Pacu09G0011440.5	phaseolus_acutifolius	Pacu09G0011440.5
Pacu09G0011440.6	phaseolus_acutifolius	Pacu09G0011440.6
Plun01G0003550.1	phaseolus_lunatus	Plun01G0003550.1
Plun02G0034400.1	phaseolus_lunatus	Plun02G0034400.1
Plun02G0034420.1	phaseolus_lunatus	Plun02G0034420.1
Plun02G0034620.1	phaseolus_lunatus	Plun02G0034620.1
Plun06G0012090.1	phaseolus_lunatus	Plun06G0012090.1
Plun06G0031910.1	phaseolus_lunatus	Plun06G0031910.1
Plun06G0031910.2	phaseolus_lunatus	Plun06G0031910.2
Plun08G0032740.5	phaseolus_lunatus	Plun08G0032740.5