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
actinidia_hemsleyana_GWHPCBQA013482	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA013482
actinidia_hemsleyana_GWHPCBQA013483	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA013483
actinidia_hemsleyana_GWHPCBQA015112	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA015112
actinidia_hemsleyana_GWHPCBQA015113	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA015113
actinidia_hemsleyana_GWHPCBQA015114	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA015114
actinidia_hemsleyana_GWHPCBQA015115	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA015115
actinidia_hemsleyana_GWHPCBQA018482	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA018482
actinidia_hemsleyana_GWHPCBQA018483	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA018483
actinidia_hemsleyana_GWHPCBQA018895	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA018895
actinidia_hemsleyana_GWHPCBQA018896	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA018896
actinidia_hemsleyana_GWHPCBQA018897	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA018897
actinidia_hemsleyana_GWHPCBQA018898	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA018898
actinidia_hemsleyana_GWHPCBQA020651	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA020651
actinidia_hemsleyana_GWHPCBQA020652	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA020652
actinidia_hemsleyana_GWHPCBQA020917	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA020917
actinidia_hemsleyana_GWHPCBQA020918	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA020918
actinidia_hemsleyana_GWHPCBQA020921	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA020921
actinidia_hemsleyana_GWHPCBQA020922	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA020922
actinidia_hemsleyana_GWHPCBQA021314	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA021314
actinidia_hemsleyana_GWHPCBQA023900	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA023900
actinidia_hemsleyana_GWHPCBQA023901	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA023901
actinidia_hemsleyana_GWHPCBQA024117	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA024117
actinidia_hemsleyana_GWHPCBQA024187	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA024187
actinidia_hemsleyana_GWHPCBQA026092	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA026092
actinidia_hemsleyana_GWHPCBQA026099	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA026099
actinidia_hemsleyana_GWHPCBQA026100	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA026100
actinidia_hemsleyana_GWHPCBQA026101	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA026101
actinidia_hemsleyana_GWHPCBQA026102	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA026102
actinidia_hemsleyana_GWHPCBQA026104	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA026104
actinidia_hemsleyana_GWHPCBQA026105	actinidia_hemsleyana	actinidia_hemsleyana_GWHPCBQA026105