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
Aalp08G0049860	arabis_alpina	Aalp08G0049860
arabis_nemorensis_VVA94163.1	arabis_nemorensis	arabis_nemorensis_VVA94163.1
arabis_nemorensis_VVA99727.1	arabis_nemorensis	arabis_nemorensis_VVA99727.1
arabis_nemorensis_VVB08363.1	arabis_nemorensis	arabis_nemorensis_VVB08363.1
arabis_nemorensis_VVB09876.1	arabis_nemorensis	arabis_nemorensis_VVB09876.1
arabis_nemorensis_VVB17401.1	arabis_nemorensis	arabis_nemorensis_VVB17401.1
arabis_nemorensis_VVB17402.1	arabis_nemorensis	arabis_nemorensis_VVB17402.1
arabis_nemorensis_VVB17403.1	arabis_nemorensis	arabis_nemorensis_VVB17403.1
Adur03G0001120	arachis_duranensis	Adur03G0001120
Adur03G0036180	arachis_duranensis	Adur03G0036180
Adur06G0035100	arachis_duranensis	Adur06G0035100
Adur08G0025480	arachis_duranensis	Adur08G0025480
Adur10G0005080	arachis_duranensis	Adur10G0005080
ARhyp03G0001160.1	arachis_hypogaea	ARhyp03G0001160.1
ARhyp03G0001160.2	arachis_hypogaea	ARhyp03G0001160.2
ARhyp03G0001160.3	arachis_hypogaea	ARhyp03G0001160.3
ARhyp03G0031390.1	arachis_hypogaea	ARhyp03G0031390.1
ARhyp04G0001640.1	arachis_hypogaea	ARhyp04G0001640.1
ARhyp06G0027860.1	arachis_hypogaea	ARhyp06G0027860.1
ARhyp10G0004520.1	arachis_hypogaea	ARhyp10G0004520.1
ARhyp12G0028740.1	arachis_hypogaea	ARhyp12G0028740.1
ARhyp12G0028740.2	arachis_hypogaea	ARhyp12G0028740.2
ARhyp13G0003040.1	arachis_hypogaea	ARhyp13G0003040.1
ARhyp14G0002260.1	arachis_hypogaea	ARhyp14G0002260.1
ARhyp16G0034550.1	arachis_hypogaea	ARhyp16G0034550.1
ARhyp16G0034550.2	arachis_hypogaea	ARhyp16G0034550.2
ARhyp17G0006740.1	arachis_hypogaea	ARhyp17G0006740.1
ARhyp20G0006230.1	arachis_hypogaea	ARhyp20G0006230.1
Aipa02G0031860	arachis_ipaensis	Aipa02G0031860
Aipa03G0003280	arachis_ipaensis	Aipa03G0003280