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
arabis_nemorensis_VVB04149.1	arabis_nemorensis	arabis_nemorensis_VVB04149.1
arabis_nemorensis_VVB05038.1	arabis_nemorensis	arabis_nemorensis_VVB05038.1
arabis_nemorensis_VVB06283.1	arabis_nemorensis	arabis_nemorensis_VVB06283.1
arabis_nemorensis_VVB06499.1	arabis_nemorensis	arabis_nemorensis_VVB06499.1
arabis_nemorensis_VVB07048.1	arabis_nemorensis	arabis_nemorensis_VVB07048.1
arabis_nemorensis_VVB10483.1	arabis_nemorensis	arabis_nemorensis_VVB10483.1
arabis_nemorensis_VVB10895.1	arabis_nemorensis	arabis_nemorensis_VVB10895.1
arabis_nemorensis_VVB11584.1	arabis_nemorensis	arabis_nemorensis_VVB11584.1
arabis_nemorensis_VVB13292.1	arabis_nemorensis	arabis_nemorensis_VVB13292.1
arabis_nemorensis_VVB13604.1	arabis_nemorensis	arabis_nemorensis_VVB13604.1
arabis_nemorensis_VVB14234.1	arabis_nemorensis	arabis_nemorensis_VVB14234.1
arabis_nemorensis_VVB14235.1	arabis_nemorensis	arabis_nemorensis_VVB14235.1
arabis_nemorensis_VVB14236.1	arabis_nemorensis	arabis_nemorensis_VVB14236.1
arabis_nemorensis_VVB14237.1	arabis_nemorensis	arabis_nemorensis_VVB14237.1
arabis_nemorensis_VVB15996.1	arabis_nemorensis	arabis_nemorensis_VVB15996.1
arabis_nemorensis_VVB15997.1	arabis_nemorensis	arabis_nemorensis_VVB15997.1
arabis_nemorensis_VVB17420.1	arabis_nemorensis	arabis_nemorensis_VVB17420.1
arabis_nemorensis_VVB17526.1	arabis_nemorensis	arabis_nemorensis_VVB17526.1
Adur01G0002950	arachis_duranensis	Adur01G0002950
Adur01G0002970	arachis_duranensis	Adur01G0002970
Adur01G0035150	arachis_duranensis	Adur01G0035150
Adur02G0000320	arachis_duranensis	Adur02G0000320
Adur02G0014000	arachis_duranensis	Adur02G0014000
Adur03G0015250	arachis_duranensis	Adur03G0015250
Adur03G0016680	arachis_duranensis	Adur03G0016680
Adur03G0036380	arachis_duranensis	Adur03G0036380
Adur03G0038760	arachis_duranensis	Adur03G0038760
Adur04G0025080	arachis_duranensis	Adur04G0025080
Adur04G0027200	arachis_duranensis	Adur04G0027200
Adur05G0013740	arachis_duranensis	Adur05G0013740