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
Mitiscaffold37880202470	musa_itinerans	Mitiscaffold37880202470
Mitiscaffold42050220660	musa_itinerans	Mitiscaffold42050220660
Msch01G0019660.1	musa_schizocarpa	Msch01G0019660.1
Msch03G0026140.1	musa_schizocarpa	Msch03G0026140.1
Msch07G0003620.1	musa_schizocarpa	Msch07G0003620.1
Msch08G0004520.1	musa_schizocarpa	Msch08G0004520.1
Msch08G0004530.1	musa_schizocarpa	Msch08G0004530.1
Mtexscaffold24050096480.1	musa_textilis	Mtexscaffold24050096480.1
Mtexscaffold24050096480.2	musa_textilis	Mtexscaffold24050096480.2
Mtexscaffold3300132170.1	musa_textilis	Mtexscaffold3300132170.1
nelumbo_lutea_NL5g_26820.1	nelumbo_lutea	nelumbo_lutea_NL5g_26820.1
nelumbo_lutea_NL5g_29185.1	nelumbo_lutea	nelumbo_lutea_NL5g_29185.1
nelumbo_lutea_NL6g_31923.1	nelumbo_lutea	nelumbo_lutea_NL6g_31923.1
Nnucmegascaffold_20095040.1	nelumbo_nucifera	Nnucmegascaffold_20095040.1
Nnucmegascaffold_20125080.1	nelumbo_nucifera	Nnucmegascaffold_20125080.1
Nnucmegascaffold_60212790.1	nelumbo_nucifera	Nnucmegascaffold_60212790.1
Nnucmegascaffold_60226530.1	nelumbo_nucifera	Nnucmegascaffold_60226530.1
neolamarckia_cadamba_evm.model.Contig12.420	neolamarckia_cadamba	neolamarckia_cadamba_evm.model.Contig12.420
neolamarckia_cadamba_evm.model.Contig130.75	neolamarckia_cadamba	neolamarckia_cadamba_evm.model.Contig130.75
neolamarckia_cadamba_evm.model.Contig14.39_evm.model.Contig14.40	neolamarckia_cadamba	neolamarckia_cadamba_evm.model.Contig14.39_evm.model.Contig14.40
neolamarckia_cadamba_evm.model.Contig54.195	neolamarckia_cadamba	neolamarckia_cadamba_evm.model.Contig54.195
neolamarckia_cadamba_evm.model.Contig54.534	neolamarckia_cadamba	neolamarckia_cadamba_evm.model.Contig54.534
neolamarckia_cadamba_evm.model.Contig555.369	neolamarckia_cadamba	neolamarckia_cadamba_evm.model.Contig555.369
neolamarckia_cadamba_evm.model.Contig555.527	neolamarckia_cadamba	neolamarckia_cadamba_evm.model.Contig555.527
neolamarckia_cadamba_evm.model.Contig66.736	neolamarckia_cadamba	neolamarckia_cadamba_evm.model.Contig66.736
neolamarckia_cadamba_evm.model.Contig694.314	neolamarckia_cadamba	neolamarckia_cadamba_evm.model.Contig694.314
nepenthes_mirabilis_FUN_007368-T1	nepenthes_mirabilis	nepenthes_mirabilis_FUN_007368-T1
nepenthes_mirabilis_FUN_011917-T1	nepenthes_mirabilis	nepenthes_mirabilis_FUN_011917-T1
nepenthes_mirabilis_FUN_018332-T1	nepenthes_mirabilis	nepenthes_mirabilis_FUN_018332-T1
nepenthes_mirabilis_FUN_029440-T1	nepenthes_mirabilis	nepenthes_mirabilis_FUN_029440-T1