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
annona_cherimola_Anche102Chr1g0071710.1 annona_cherimola annona_cherimola_Anche102Chr1g0071710.1
annona_cherimola_Anche102Chr1g0116560.1 annona_cherimola annona_cherimola_Anche102Chr1g0116560.1
annona_cherimola_Anche102Chr1g0117070.1 annona_cherimola annona_cherimola_Anche102Chr1g0117070.1
annona_cherimola_Anche102Chr2g0027470.1 annona_cherimola annona_cherimola_Anche102Chr2g0027470.1
annona_cherimola_Anche102Chr2g0045510.1 annona_cherimola annona_cherimola_Anche102Chr2g0045510.1
annona_cherimola_Anche102Chr3g0015290.1 annona_cherimola annona_cherimola_Anche102Chr3g0015290.1
annona_cherimola_Anche102Chr3g0045380.1 annona_cherimola annona_cherimola_Anche102Chr3g0045380.1
annona_cherimola_Anche102Chr3g0045410.1 annona_cherimola annona_cherimola_Anche102Chr3g0045410.1
annona_cherimola_Anche102Chr3g0045420.1 annona_cherimola annona_cherimola_Anche102Chr3g0045420.1
annona_cherimola_Anche102Chr3g0045480.1 annona_cherimola annona_cherimola_Anche102Chr3g0045480.1
annona_cherimola_Anche102Chr3g0061430.1 annona_cherimola annona_cherimola_Anche102Chr3g0061430.1
annona_cherimola_Anche102Chr3g0061470.1 annona_cherimola annona_cherimola_Anche102Chr3g0061470.1
annona_cherimola_Anche102Chr3g0061490.1 annona_cherimola annona_cherimola_Anche102Chr3g0061490.1
annona_cherimola_Anche102Chr3g0061810.1 annona_cherimola annona_cherimola_Anche102Chr3g0061810.1
annona_cherimola_Anche102Chr3g0061820.1 annona_cherimola annona_cherimola_Anche102Chr3g0061820.1
annona_cherimola_Anche102Chr3g0061860.1 annona_cherimola annona_cherimola_Anche102Chr3g0061860.1
annona_cherimola_Anche102Chr4g0029950.1 annona_cherimola annona_cherimola_Anche102Chr4g0029950.1
annona_cherimola_Anche102Chr4g0040180.1 annona_cherimola annona_cherimola_Anche102Chr4g0040180.1
annona_cherimola_Anche102Chr4g0040790.1 annona_cherimola annona_cherimola_Anche102Chr4g0040790.1
annona_cherimola_Anche102Chr4g0041610.1 annona_cherimola annona_cherimola_Anche102Chr4g0041610.1
annona_cherimola_Anche102Chr4g0041640.1 annona_cherimola annona_cherimola_Anche102Chr4g0041640.1
annona_cherimola_Anche102Chr4g0041650.1 annona_cherimola annona_cherimola_Anche102Chr4g0041650.1
annona_cherimola_Anche102Chr4g0041690.1 annona_cherimola annona_cherimola_Anche102Chr4g0041690.1
annona_cherimola_Anche102Chr4g0042280.1 annona_cherimola annona_cherimola_Anche102Chr4g0042280.1
annona_cherimola_Anche102Chr4g0042300.1 annona_cherimola annona_cherimola_Anche102Chr4g0042300.1
annona_cherimola_Anche102Chr4g0042320.1 annona_cherimola annona_cherimola_Anche102Chr4g0042320.1
annona_cherimola_Anche102Chr4g0042330.1 annona_cherimola annona_cherimola_Anche102Chr4g0042330.1
annona_cherimola_Anche102Chr4g0042350.1 annona_cherimola annona_cherimola_Anche102Chr4g0042350.1
annona_cherimola_Anche102Chr4g0052750.1 annona_cherimola annona_cherimola_Anche102Chr4g0052750.1
annona_cherimola_Anche102Chr4g0053030.1 annona_cherimola annona_cherimola_Anche102Chr4g0053030.1