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.

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 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

Gene	Species	Protein ID
Agluscaffold43127_cov1040282820	alnus_glutinosa	Agluscaffold43127_cov1040282820
Agluscaffold43141_cov670282860	alnus_glutinosa	Agluscaffold43141_cov670282860
Agluscaffold4425_cov1020285980	alnus_glutinosa	Agluscaffold4425_cov1020285980
Agluscaffold45070_cov600288990	alnus_glutinosa	Agluscaffold45070_cov600288990
Agluscaffold45857_cov720293080	alnus_glutinosa	Agluscaffold45857_cov720293080
Agluscaffold46748_cov800297040	alnus_glutinosa	Agluscaffold46748_cov800297040
Agluscaffold46748_cov800297050	alnus_glutinosa	Agluscaffold46748_cov800297050
Agluscaffold4750_cov1030300270	alnus_glutinosa	Agluscaffold4750_cov1030300270
Agluscaffold4750_cov1030300320	alnus_glutinosa	Agluscaffold4750_cov1030300320
Agluscaffold5335_cov1040321930	alnus_glutinosa	Agluscaffold5335_cov1040321930
Agluscaffold5680_cov1070333500	alnus_glutinosa	Agluscaffold5680_cov1070333500
Agluscaffold5740_cov960335710	alnus_glutinosa	Agluscaffold5740_cov960335710
Agluscaffold5740_cov960335760	alnus_glutinosa	Agluscaffold5740_cov960335760
Agluscaffold5740_cov960335770	alnus_glutinosa	Agluscaffold5740_cov960335770
Agluscaffold5747_cov1020335930	alnus_glutinosa	Agluscaffold5747_cov1020335930
Agluscaffold61074_cov1240347150	alnus_glutinosa	Agluscaffold61074_cov1240347150
Agluscaffold61074_cov1240347160	alnus_glutinosa	Agluscaffold61074_cov1240347160
Agluscaffold61074_cov1240347170	alnus_glutinosa	Agluscaffold61074_cov1240347170
Agluscaffold61074_cov1240347180	alnus_glutinosa	Agluscaffold61074_cov1240347180
Agluscaffold62270_cov910350430	alnus_glutinosa	Agluscaffold62270_cov910350430
Agluscaffold6311_cov660354040	alnus_glutinosa	Agluscaffold6311_cov660354040
Agluscaffold6311_cov660354050	alnus_glutinosa	Agluscaffold6311_cov660354050
Agluscaffold6311_cov660354060	alnus_glutinosa	Agluscaffold6311_cov660354060
Agluscaffold6311_cov660354070	alnus_glutinosa	Agluscaffold6311_cov660354070
Agluscaffold6575_cov990360740	alnus_glutinosa	Agluscaffold6575_cov990360740
Agluscaffold6575_cov990360750	alnus_glutinosa	Agluscaffold6575_cov990360750
Agluscaffold67609_cov1050366430	alnus_glutinosa	Agluscaffold67609_cov1050366430
Agluscaffold68891_cov1010368960	alnus_glutinosa	Agluscaffold68891_cov1010368960
Agluscaffold68891_cov1010368970	alnus_glutinosa	Agluscaffold68891_cov1010368970
Agluscaffold68891_cov1010368990	alnus_glutinosa	Agluscaffold68891_cov1010368990