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
CAame08G0011700	callicarpa_americana	CAame08G0011700
CAame08G0011710	callicarpa_americana	CAame08G0011710
CAame10G0006330	callicarpa_americana	CAame10G0006330
CAame11G0021540	callicarpa_americana	CAame11G0021540
Ccor2355240108260	calliergon_cordifolium	Ccor2355240108260
Ccor2393950110590	calliergon_cordifolium	Ccor2393950110590
Ccor2469360134740	calliergon_cordifolium	Ccor2469360134740
Ccor2542700182760	calliergon_cordifolium	Ccor2542700182760
Ccusscaffold_100028770	calliergonella_cuspidata	Ccusscaffold_100028770
Ccusscaffold_20071880	calliergonella_cuspidata	Ccusscaffold_20071880
Ccusscaffold_60195560	calliergonella_cuspidata	Ccusscaffold_60195560
CpluGWHAMMO000001450050790.1	calohypnum_plumiforme	CpluGWHAMMO000001450050790.1
CpluGWHAMMO000003610152310.1	calohypnum_plumiforme	CpluGWHAMMO000003610152310.1
Cgigscaffold_140048420	calotropis_gigantea	Cgigscaffold_140048420
Cgigscaffold_150054840	calotropis_gigantea	Cgigscaffold_150054840
Cgigscaffold_240097070	calotropis_gigantea	Cgigscaffold_240097070
Cgigscaffold_440142420	calotropis_gigantea	Cgigscaffold_440142420
XP_010417041.1	camelina_sativa	XP_010417041.1
XP_010417043.1	camelina_sativa	XP_010417043.1
XP_010421225.1	camelina_sativa	XP_010421225.1
XP_010421226.1	camelina_sativa	XP_010421226.1
XP_010421228.1	camelina_sativa	XP_010421228.1
XP_010421231.1	camelina_sativa	XP_010421231.1
XP_010430889.1	camelina_sativa	XP_010430889.1
XP_010432033.1	camelina_sativa	XP_010432033.1
XP_010434921.1	camelina_sativa	XP_010434921.1
XP_010436561.1	camelina_sativa	XP_010436561.1
XP_010437188.1	camelina_sativa	XP_010437188.1
XP_010440251.1	camelina_sativa	XP_010440251.1
XP_010446627.1	camelina_sativa	XP_010446627.1