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
quercus_rubra_Qurub.11G126100.1	quercus_rubra	quercus_rubra_Qurub.11G126100.1
XP_023872649.1	quercus_suber	XP_023872649.1
XP_023877157.1	quercus_suber	XP_023877157.1
XP_023877158.1	quercus_suber	XP_023877158.1
XP_023877159.1	quercus_suber	XP_023877159.1
XP_023877600.1	quercus_suber	XP_023877600.1
XP_023877787.1	quercus_suber	XP_023877787.1
XP_023890508.1	quercus_suber	XP_023890508.1
XP_023899251.1	quercus_suber	XP_023899251.1
XP_023918775.1	quercus_suber	XP_023918775.1
quercus_variabilis_Quercus_variabilis00012453.1	quercus_variabilis	quercus_variabilis_Quercus_variabilis00012453.1
quercus_variabilis_Quercus_variabilis00012454.1	quercus_variabilis	quercus_variabilis_Quercus_variabilis00012454.1
quercus_variabilis_Quercus_variabilis00012455.1	quercus_variabilis	quercus_variabilis_Quercus_variabilis00012455.1
quercus_variabilis_Quercus_variabilis00015956.1	quercus_variabilis	quercus_variabilis_Quercus_variabilis00015956.1
quercus_variabilis_Quercus_variabilis00015957.1	quercus_variabilis	quercus_variabilis_Quercus_variabilis00015957.1
quercus_variabilis_Quercus_variabilis00015958.1	quercus_variabilis	quercus_variabilis_Quercus_variabilis00015958.1
quercus_variabilis_Quercus_variabilis00028085.1	quercus_variabilis	quercus_variabilis_Quercus_variabilis00028085.1
Rnitcontig_2200051180	racomitrium_nitidulum	Rnitcontig_2200051180
Rnitcontig_2680076960	racomitrium_nitidulum	Rnitcontig_2680076960
Rnitcontig_6960219940	racomitrium_nitidulum	Rnitcontig_6960219940
Rgu015448	raddia_guianensis	Rgu015448
raphanus_raphanistrum_GWHPANWN001726	raphanus_raphanistrum	raphanus_raphanistrum_GWHPANWN001726
raphanus_raphanistrum_GWHPANWN004966	raphanus_raphanistrum	raphanus_raphanistrum_GWHPANWN004966
raphanus_raphanistrum_GWHPANWN004967	raphanus_raphanistrum	raphanus_raphanistrum_GWHPANWN004967
raphanus_raphanistrum_GWHPANWN004968	raphanus_raphanistrum	raphanus_raphanistrum_GWHPANWN004968
raphanus_raphanistrum_GWHPANWN007031	raphanus_raphanistrum	raphanus_raphanistrum_GWHPANWN007031
raphanus_raphanistrum_GWHPANWN021042	raphanus_raphanistrum	raphanus_raphanistrum_GWHPANWN021042
raphanus_raphanistrum_GWHPANWN021043	raphanus_raphanistrum	raphanus_raphanistrum_GWHPANWN021043
raphanus_raphanistrum_GWHPANWN025285	raphanus_raphanistrum	raphanus_raphanistrum_GWHPANWN025285
raphanus_raphanistrum_GWHPANWN042582	raphanus_raphanistrum	raphanus_raphanistrum_GWHPANWN042582