PlantSME Plant secondary metabolism enzyme database
CAS

CAS

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 CAS.

Lineage Coverage
Detected in 783 of 789 public species; click a lineage to inspect its species list.
Algae
Bryophytes
Lycophytes/Ferns
Gymnosperms
Basal angiosperms
Monocots
Eudicots
Species Distribution
Hordeum vulgare
Triticum turgidum
Aegilops tauschii
Pinus taeda
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 35857 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
armoracia_rusticana_Arr33108 armoracia_rusticana armoracia_rusticana_Arr33108
armoracia_rusticana_Arr37875 armoracia_rusticana armoracia_rusticana_Arr37875
armoracia_rusticana_Arr37876 armoracia_rusticana armoracia_rusticana_Arr37876
armoracia_rusticana_Arr37877 armoracia_rusticana armoracia_rusticana_Arr37877
armoracia_rusticana_Arr37878 armoracia_rusticana armoracia_rusticana_Arr37878
armoracia_rusticana_Arr38179 armoracia_rusticana armoracia_rusticana_Arr38179
armoracia_rusticana_Arr38442 armoracia_rusticana armoracia_rusticana_Arr38442
armoracia_rusticana_Arr38583 armoracia_rusticana armoracia_rusticana_Arr38583
armoracia_rusticana_Arr3882 armoracia_rusticana armoracia_rusticana_Arr3882
armoracia_rusticana_Arr39597 armoracia_rusticana armoracia_rusticana_Arr39597
armoracia_rusticana_Arr39636 armoracia_rusticana armoracia_rusticana_Arr39636
armoracia_rusticana_Arr41159 armoracia_rusticana armoracia_rusticana_Arr41159
armoracia_rusticana_Arr41502 armoracia_rusticana armoracia_rusticana_Arr41502
armoracia_rusticana_Arr6666 armoracia_rusticana armoracia_rusticana_Arr6666
armoracia_rusticana_Arr7752 armoracia_rusticana armoracia_rusticana_Arr7752
armoracia_rusticana_Arr7905 armoracia_rusticana armoracia_rusticana_Arr7905
armoracia_rusticana_Arr8956 armoracia_rusticana armoracia_rusticana_Arr8956
armoracia_rusticana_Arr8957 armoracia_rusticana armoracia_rusticana_Arr8957
armoracia_rusticana_Arr9265 armoracia_rusticana armoracia_rusticana_Arr9265
artemisia_argyi_GWHPBRAE001168 artemisia_argyi artemisia_argyi_GWHPBRAE001168
artemisia_argyi_GWHPBRAE001269 artemisia_argyi artemisia_argyi_GWHPBRAE001269
artemisia_argyi_GWHPBRAE001692 artemisia_argyi artemisia_argyi_GWHPBRAE001692
artemisia_argyi_GWHPBRAE001817 artemisia_argyi artemisia_argyi_GWHPBRAE001817
artemisia_argyi_GWHPBRAE002065 artemisia_argyi artemisia_argyi_GWHPBRAE002065
artemisia_argyi_GWHPBRAE002247 artemisia_argyi artemisia_argyi_GWHPBRAE002247
artemisia_argyi_GWHPBRAE004799 artemisia_argyi artemisia_argyi_GWHPBRAE004799
artemisia_argyi_GWHPBRAE005645 artemisia_argyi artemisia_argyi_GWHPBRAE005645
artemisia_argyi_GWHPBRAE007414 artemisia_argyi artemisia_argyi_GWHPBRAE007414
artemisia_argyi_GWHPBRAE007478 artemisia_argyi artemisia_argyi_GWHPBRAE007478
artemisia_argyi_GWHPBRAE007522 artemisia_argyi artemisia_argyi_GWHPBRAE007522