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
ilex_latifolia_GWHPBIST034943	ilex_latifolia	ilex_latifolia_GWHPBIST034943
iochroma_cyaneum_IC02g013940.1	iochroma_cyaneum	iochroma_cyaneum_IC02g013940.1
iochroma_cyaneum_IC06g021550.1	iochroma_cyaneum	iochroma_cyaneum_IC06g021550.1
iochroma_cyaneum_IC06g021580.1	iochroma_cyaneum	iochroma_cyaneum_IC06g021580.1
iochroma_cyaneum_IC11g011420.1	iochroma_cyaneum	iochroma_cyaneum_IC11g011420.1
iochroma_cyaneum_IC12g026710.1	iochroma_cyaneum	iochroma_cyaneum_IC12g026710.1
iochroma_cyaneum_scaffold20278s005180.1	iochroma_cyaneum	iochroma_cyaneum_scaffold20278s005180.1
iochroma_cyaneum_scaffold20278s005190.1	iochroma_cyaneum	iochroma_cyaneum_scaffold20278s005190.1
Itrk_sc0000098.1_g000022.1	ipomoea_batatas	Itrk_sc0000098.1_g000022.1
Itrk_sc0000543.1_g000003.1	ipomoea_batatas	Itrk_sc0000543.1_g000003.1
Itrk_sc0000627.1_g000007.1	ipomoea_batatas	Itrk_sc0000627.1_g000007.1
Itrk_sc0000683.1_g000007.1	ipomoea_batatas	Itrk_sc0000683.1_g000007.1
Itrk_sc0001135.1_g000003.1	ipomoea_batatas	Itrk_sc0001135.1_g000003.1
Itrk_sc0002452.1_g000010.1	ipomoea_batatas	Itrk_sc0002452.1_g000010.1
Itrk_sc0005251.1_g000003.1	ipomoea_batatas	Itrk_sc0005251.1_g000003.1
Itrk_sc0006123.1_g000001.1	ipomoea_batatas	Itrk_sc0006123.1_g000001.1
Itrk_sc0007089.1_g000002.1	ipomoea_batatas	Itrk_sc0007089.1_g000002.1
Itrk_sc0010169.1_g000001.1	ipomoea_batatas	Itrk_sc0010169.1_g000001.1
Itrk_sc0029264.1_g000001.1	ipomoea_batatas	Itrk_sc0029264.1_g000001.1
Itrk_sc0051431.1_g000001.1	ipomoea_batatas	Itrk_sc0051431.1_g000001.1
Itrk_sc0116308.1_g000001.1	ipomoea_batatas	Itrk_sc0116308.1_g000001.1
Itrk_sc0116644.1_g000001.1	ipomoea_batatas	Itrk_sc0116644.1_g000001.1
ipomoea_trifida_itf01g01310.t1	ipomoea_trifida	ipomoea_trifida_itf01g01310.t1
ipomoea_trifida_itf01g32890.t1	ipomoea_trifida	ipomoea_trifida_itf01g32890.t1
ipomoea_trifida_itf09g02760.t1	ipomoea_trifida	ipomoea_trifida_itf09g02760.t1
ipomoea_trifida_itf12g04390.t1	ipomoea_trifida	ipomoea_trifida_itf12g04390.t1
ipomoea_trifida_itf15g19990.t1	ipomoea_trifida	ipomoea_trifida_itf15g19990.t1
Itril01G0001060.1	ipomoea_triloba	Itril01G0001060.1
Itril01G0001080.1	ipomoea_triloba	Itril01G0001080.1
Itril01G0001120.1	ipomoea_triloba	Itril01G0001120.1