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
Acar10G0005050.1	averrhoa_carambola	Acar10G0005050.1
Acar10G0005080.1	averrhoa_carambola	Acar10G0005080.1
Acar10G0005100.1	averrhoa_carambola	Acar10G0005100.1
Acar10G0009020.1	averrhoa_carambola	Acar10G0009020.1
Acar10G0009050.1	averrhoa_carambola	Acar10G0009050.1
Acar10G0011240.1	averrhoa_carambola	Acar10G0011240.1
Acar10G0011270.1	averrhoa_carambola	Acar10G0011270.1
Acar11G0004730.1	averrhoa_carambola	Acar11G0004730.1
avicennia_marina_AM_00009	avicennia_marina	avicennia_marina_AM_00009
avicennia_marina_AM_00070	avicennia_marina	avicennia_marina_AM_00070
avicennia_marina_AM_00119	avicennia_marina	avicennia_marina_AM_00119
avicennia_marina_AM_00168	avicennia_marina	avicennia_marina_AM_00168
avicennia_marina_AM_00184	avicennia_marina	avicennia_marina_AM_00184
avicennia_marina_AM_00326	avicennia_marina	avicennia_marina_AM_00326
avicennia_marina_AM_05334	avicennia_marina	avicennia_marina_AM_05334
avicennia_marina_AM_05597	avicennia_marina	avicennia_marina_AM_05597
avicennia_marina_AM_07352	avicennia_marina	avicennia_marina_AM_07352
avicennia_marina_AM_09232	avicennia_marina	avicennia_marina_AM_09232
avicennia_marina_AM_10307	avicennia_marina	avicennia_marina_AM_10307
avicennia_marina_AM_11719	avicennia_marina	avicennia_marina_AM_11719
avicennia_marina_AM_11938	avicennia_marina	avicennia_marina_AM_11938
avicennia_marina_AM_12852	avicennia_marina	avicennia_marina_AM_12852
avicennia_marina_AM_13684	avicennia_marina	avicennia_marina_AM_13684
avicennia_marina_AM_13688	avicennia_marina	avicennia_marina_AM_13688
avicennia_marina_AM_13940	avicennia_marina	avicennia_marina_AM_13940
avicennia_marina_AM_15199	avicennia_marina	avicennia_marina_AM_15199
avicennia_marina_AM_15366	avicennia_marina	avicennia_marina_AM_15366
avicennia_marina_AM_16895	avicennia_marina	avicennia_marina_AM_16895
avicennia_marina_AM_17962	avicennia_marina	avicennia_marina_AM_17962
avicennia_marina_AM_18649	avicennia_marina	avicennia_marina_AM_18649