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_Anche102Chr4g0056850.1 annona_cherimola annona_cherimola_Anche102Chr4g0056850.1
annona_cherimola_Anche102Chr5g0005050.1 annona_cherimola annona_cherimola_Anche102Chr5g0005050.1
annona_cherimola_Anche102Chr5g0010530.1 annona_cherimola annona_cherimola_Anche102Chr5g0010530.1
annona_cherimola_Anche102Chr5g0010640.1 annona_cherimola annona_cherimola_Anche102Chr5g0010640.1
annona_cherimola_Anche102Chr5g0013110.1 annona_cherimola annona_cherimola_Anche102Chr5g0013110.1
annona_cherimola_Anche102Chr5g0013320.1 annona_cherimola annona_cherimola_Anche102Chr5g0013320.1
annona_cherimola_Anche102Chr5g0014100.1 annona_cherimola annona_cherimola_Anche102Chr5g0014100.1
annona_cherimola_Anche102Chr5g0014460.1 annona_cherimola annona_cherimola_Anche102Chr5g0014460.1
annona_cherimola_Anche102Chr5g0015040.1 annona_cherimola annona_cherimola_Anche102Chr5g0015040.1
annona_cherimola_Anche102Chr5g0015060.1 annona_cherimola annona_cherimola_Anche102Chr5g0015060.1
annona_cherimola_Anche102Chr5g0015090.1 annona_cherimola annona_cherimola_Anche102Chr5g0015090.1
annona_cherimola_Anche102Chr5g0015180.1 annona_cherimola annona_cherimola_Anche102Chr5g0015180.1
annona_cherimola_Anche102Chr5g0015550.1 annona_cherimola annona_cherimola_Anche102Chr5g0015550.1
annona_cherimola_Anche102Chr5g0015560.1 annona_cherimola annona_cherimola_Anche102Chr5g0015560.1
annona_cherimola_Anche102Chr5g0015580.1 annona_cherimola annona_cherimola_Anche102Chr5g0015580.1
annona_cherimola_Anche102Chr5g0015680.1 annona_cherimola annona_cherimola_Anche102Chr5g0015680.1
annona_cherimola_Anche102Chr5g0025480.1 annona_cherimola annona_cherimola_Anche102Chr5g0025480.1
annona_cherimola_Anche102Chr5g0031380.1 annona_cherimola annona_cherimola_Anche102Chr5g0031380.1
annona_cherimola_Anche102Chr5g0031640.1 annona_cherimola annona_cherimola_Anche102Chr5g0031640.1
annona_cherimola_Anche102Chr5g0031690.1 annona_cherimola annona_cherimola_Anche102Chr5g0031690.1
annona_cherimola_Anche102Chr5g0032690.1 annona_cherimola annona_cherimola_Anche102Chr5g0032690.1
annona_cherimola_Anche102Chr5g0033310.1 annona_cherimola annona_cherimola_Anche102Chr5g0033310.1
annona_cherimola_Anche102Chr5g0045820.1 annona_cherimola annona_cherimola_Anche102Chr5g0045820.1
annona_cherimola_Anche102Chr5g0045900.1 annona_cherimola annona_cherimola_Anche102Chr5g0045900.1
annona_cherimola_Anche102Chr5g0045920.1 annona_cherimola annona_cherimola_Anche102Chr5g0045920.1
annona_cherimola_Anche102Chr5g0046090.1 annona_cherimola annona_cherimola_Anche102Chr5g0046090.1
annona_cherimola_Anche102Chr5g0046120.1 annona_cherimola annona_cherimola_Anche102Chr5g0046120.1
annona_cherimola_Anche102Chr5g0049570.1 annona_cherimola annona_cherimola_Anche102Chr5g0049570.1
annona_cherimola_Anche102Chr5g0063590.1 annona_cherimola annona_cherimola_Anche102Chr5g0063590.1
annona_cherimola_Anche102Chr5g0070160.1 annona_cherimola annona_cherimola_Anche102Chr5g0070160.1