acyltransferase activity, transferring groups other than amino-acyl groups 6-methylsalicylic acid synthase activity https://github.com/geneontology/go-ontology/issues/30193 EC:2.3.1.165 MSAS activity 6-MSAS activity GO:0050641 acyl-CoA:malonyl-CoA C-acyltransferase (decarboxylating, oxoacyl-reducing, thioester-hydrolysing and cyclizing) Catalysis of the reaction: acetyl-CoA + 3 H+ + 3 malonyl-CoA + NADPH = 6-methylsalicylate + 3 CO2 + 4 CoA + H2O + NADP+. molecular_function MetaCyc:2.3.1.165-RXN KEGG_REACTION:R07253 RHEA:12240