Fig. 2From: Progress in endophytic fungi secondary metabolites: biosynthetic gene cluster reactivation and advances in metabolomicsScheme of reactions in polyketide synthase. ACP: acyl carrier protein, AT: acyltransferase, KS: ketosynthase, KR: ketoreductase, DH: dehydratase, ER: enoylreductase (Risdian et al. 2019)Back to article page