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
LangScaffold_5_1420018410.1	lupinus_angustifolius	LangScaffold_5_1420018410.1
M158751840165130	m158	M158751840165130
M158792930251880	m158	M158792930251880
M158797200255240	m158	M158797200255240
macrotyloma_uniflorum_Mun_sc0001.1_g03530.1	macrotyloma_uniflorum	macrotyloma_uniflorum_Mun_sc0001.1_g03530.1
macrotyloma_uniflorum_Mun_sc0007.1_g05290.1	macrotyloma_uniflorum	macrotyloma_uniflorum_Mun_sc0007.1_g05290.1
macrotyloma_uniflorum_Mun_sc0022.1_g00980.1	macrotyloma_uniflorum	macrotyloma_uniflorum_Mun_sc0022.1_g00980.1
macrotyloma_uniflorum_Mun_sc0040.1_g01020.1	macrotyloma_uniflorum	macrotyloma_uniflorum_Mun_sc0040.1_g01020.1
macrotyloma_uniflorum_Mun_sc0041.1_g01810.1	macrotyloma_uniflorum	macrotyloma_uniflorum_Mun_sc0041.1_g01810.1
macrotyloma_uniflorum_Mun_sc0067.1_g00310.1	macrotyloma_uniflorum	macrotyloma_uniflorum_Mun_sc0067.1_g00310.1
macrotyloma_uniflorum_Mun_sc0067.1_g00340.1	macrotyloma_uniflorum	macrotyloma_uniflorum_Mun_sc0067.1_g00340.1
MOolescaffold1100012970.1	malania_oleifera	MOolescaffold1100012970.1
MOolescaffold360160240.1	malania_oleifera	MOolescaffold360160240.1
MOolescaffold360160250.1	malania_oleifera	MOolescaffold360160250.1
genome_MABA000261	malus_baccata	genome_MABA000261
genome_MABA002299	malus_baccata	genome_MABA002299
genome_MABA011942	malus_baccata	genome_MABA011942
genome_MABA011943	malus_baccata	genome_MABA011943
genome_MABA011944	malus_baccata	genome_MABA011944
genome_MABA026065	malus_baccata	genome_MABA026065
genome_MABA027202	malus_baccata	genome_MABA027202
genome_MABA029910	malus_baccata	genome_MABA029910
genome_MABA033288	malus_baccata	genome_MABA033288
genome_MABA033290	malus_baccata	genome_MABA033290
genome_MABA034461	malus_baccata	genome_MABA034461
genome_MABA034590	malus_baccata	genome_MABA034590
genome_MABA043005	malus_baccata	genome_MABA043005
genome_MABA043007	malus_baccata	genome_MABA043007
genome_MABA044978	malus_baccata	genome_MABA044978
genome_MABA045677	malus_baccata	genome_MABA045677