sterol O-acyltransferase activity cholesterol O-acyltransferase activity https://github.com/geneontology/go-ontology/issues/28776 https://github.com/geneontology/go-ontology/issues/30193 acyl-CoA:cholesterol acyltransferase activity RHEA:42812 RHEA:64328 KEGG_REACTION:R01461 RHEA:42796 RHEA:64324 acyl-CoA:cholesterol O-acyltransferase activity RHEA:42816 cholesteryl ester synthetase activity molecular_function GO:0034736 acylcoenzyme A:cholesterol O-acyltransferase activity MetaCyc:STEROL-O-ACYLTRANSFERASE-RXN Reactome:R-HSA-8876696 RHEA:42792 cholesterol ester synthetase activity RHEA:64320 ACAT activity RHEA:46612 RHEA:41436 RHEA:17729 cholesterol acyltransferase activity acyl coenzyme A-cholesterol-O-acyltransferase activity Catalysis of the reaction: acyl-CoA + cholesterol = a cholesterol ester + CoA. RHEA:46620