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
zanthoxylum_bungeanum_ZbC_C09.Contig115.69	zanthoxylum_bungeanum	zanthoxylum_bungeanum_ZbC_C09.Contig115.69
zanthoxylum_bungeanum_ZbC_C10.Contig213.79	zanthoxylum_bungeanum	zanthoxylum_bungeanum_ZbC_C10.Contig213.79
zanthoxylum_bungeanum_ZbC_C11.Contig246.80	zanthoxylum_bungeanum	zanthoxylum_bungeanum_ZbC_C11.Contig246.80
zanthoxylum_bungeanum_ZbC_C11.Contig645.7	zanthoxylum_bungeanum	zanthoxylum_bungeanum_ZbC_C11.Contig645.7
zanthoxylum_bungeanum_ZbC_C14.Contig19.85	zanthoxylum_bungeanum	zanthoxylum_bungeanum_ZbC_C14.Contig19.85
zanthoxylum_bungeanum_ZbC_C17.Contig462.81	zanthoxylum_bungeanum	zanthoxylum_bungeanum_ZbC_C17.Contig462.81
zanthoxylum_bungeanum_ZbC_C19.Contig557.189	zanthoxylum_bungeanum	zanthoxylum_bungeanum_ZbC_C19.Contig557.189
zanthoxylum_bungeanum_Zb_Contig12.Contig771.27	zanthoxylum_bungeanum	zanthoxylum_bungeanum_Zb_Contig12.Contig771.27
zanthoxylum_bungeanum_Zb_Contig32.Contig974.22	zanthoxylum_bungeanum	zanthoxylum_bungeanum_Zb_Contig32.Contig974.22
zanthoxylum_bungeanum_Zb_Contig37.Contig1082.126	zanthoxylum_bungeanum	zanthoxylum_bungeanum_Zb_Contig37.Contig1082.126
Zmay01G0008620.1	zea_mays	Zmay01G0008620.1
Zmay01G0008620.2	zea_mays	Zmay01G0008620.2
Zmay01G0008620.3	zea_mays	Zmay01G0008620.3
Zmay01G0008620.4	zea_mays	Zmay01G0008620.4
Zmay01G0008620.5	zea_mays	Zmay01G0008620.5
Zmay01G0008620.6	zea_mays	Zmay01G0008620.6
Zmay09G0024880.1	zea_mays	Zmay09G0024880.1
Zmay09G0024880.2	zea_mays	Zmay09G0024880.2
Zmay09G0024880.3	zea_mays	Zmay09G0024880.3
Zmay09G0024880.4	zea_mays	Zmay09G0024880.4
Zmay09G0024880.5	zea_mays	Zmay09G0024880.5
Zmay09G0025360.4	zea_mays	Zmay09G0025360.4
KAG8074141.1[Zizania	zizania_palustris	KAG8074141.1[Zizania
KAG8074142.1[Zizania	zizania_palustris	KAG8074142.1[Zizania
KAG8096928.1[Zizania	zizania_palustris	KAG8096928.1[Zizania
KAG8096929.1[Zizania	zizania_palustris	KAG8096929.1[Zizania
KAG8096930.1[Zizania	zizania_palustris	KAG8096930.1[Zizania
XP_015885090.1[Ziziphus	ziziphus_jujuba	XP_015885090.1[Ziziphus
XP_015889245.1[Ziziphus	ziziphus_jujuba	XP_015889245.1[Ziziphus
XP_015889246.1[Ziziphus	ziziphus_jujuba	XP_015889246.1[Ziziphus