polyketide with antibiotic activity 2,4-diacetylphloroglucinol ChEMBL:CHEMBL276139 DAPG 2,4-diacetylphloroglucinol (DAPG) is a broad-spectrum antibiotic that was originally isolated from a fluorescent Pseudomonas strain. DAPG is active against numerous organisms, including plants, fungi, viruses, bacteria, and nematodes, and production or increased production of DAPG has been associated with enhanced activity against plant pathogens. PubChem:16547 CAS:2161-86-6 ARO:3007680 ChEBI:78688 antibiotic_resistance