PlantSME Plant secondary metabolism enzyme database
SQE

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.
Algae
Bryophytes
Lycophytes/Ferns
Gymnosperms
Basal angiosperms
Monocots
Eudicots
Species Distribution
Fragaria ananassa
Fragaria chiloensis
Rosa multiflora
Gossypium raimondii
Related Modules
Steroid pathway
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
GeneSpeciesProtein ID
alstonia_scholaris_tjs31577 alstonia_scholaris alstonia_scholaris_tjs31577
alstonia_scholaris_tjs31736 alstonia_scholaris alstonia_scholaris_tjs31736
alstonia_scholaris_tjs34733 alstonia_scholaris alstonia_scholaris_tjs34733
AcruScioBoG_102838_HRSCAF_1030810044070.1 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044070.1
AcruScioBoG_102838_HRSCAF_1030810044070.2 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044070.2
AcruScioBoG_102838_HRSCAF_1030810044070.3 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044070.3
AcruScioBoG_102838_HRSCAF_1030810044090.1 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044090.1
AcruScioBoG_102838_HRSCAF_1030810044090.2 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044090.2
AcruScioBoG_102838_HRSCAF_1030810044090.3 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044090.3
AcruScioBoG_102838_HRSCAF_1030810044090.4 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044090.4
AcruScioBoG_102838_HRSCAF_1030810044090.5 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044090.5
AcruScioBoG_102838_HRSCAF_1030810044090.6 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044090.6
AcruScioBoG_102838_HRSCAF_1030810044090.7 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044090.7
AcruScioBoG_102838_HRSCAF_1030810044090.8 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044090.8
AcruScioBoG_102838_HRSCAF_1030810044090.9 amaranthus_cruentus AcruScioBoG_102838_HRSCAF_1030810044090.9
AcruScioBoG_19538_HRSCAF_196260126570.1 amaranthus_cruentus AcruScioBoG_19538_HRSCAF_196260126570.1
AcruScioBoG_19743_HRSCAF_198340139350.1 amaranthus_cruentus AcruScioBoG_19743_HRSCAF_198340139350.1
AcruScioBoG_3895_HRSCAF_39120195170.1 amaranthus_cruentus AcruScioBoG_3895_HRSCAF_39120195170.1
AcruScioBoG_3895_HRSCAF_39120195170.3 amaranthus_cruentus AcruScioBoG_3895_HRSCAF_39120195170.3
AcruScioBoG_3895_HRSCAF_39120195170.4 amaranthus_cruentus AcruScioBoG_3895_HRSCAF_39120195170.4
AcruScioBoG_3895_HRSCAF_39120195170.6 amaranthus_cruentus AcruScioBoG_3895_HRSCAF_39120195170.6
AcruScioBoG_3895_HRSCAF_39120195170.8 amaranthus_cruentus AcruScioBoG_3895_HRSCAF_39120195170.8
AcruScioBoG_4119_HRSCAF_41380206800.1 amaranthus_cruentus AcruScioBoG_4119_HRSCAF_41380206800.1
AcruScioBoG_94932_HRSCAF_951340228990.1 amaranthus_cruentus AcruScioBoG_94932_HRSCAF_951340228990.1
AcruScioBoG_94932_HRSCAF_951340228990.2 amaranthus_cruentus AcruScioBoG_94932_HRSCAF_951340228990.2
AMhypScaffold_30142890.1 amaranthus_hypochondriacus AMhypScaffold_30142890.1
AMhypScaffold_40162160.1 amaranthus_hypochondriacus AMhypScaffold_40162160.1
MAKER_16810-RA amaranthus_palmeri MAKER_16810-RA
MAKER_20813-RA amaranthus_palmeri MAKER_20813-RA
amaranthus_tricolor_g10460.t1 amaranthus_tricolor amaranthus_tricolor_g10460.t1