tetracycline Tetracycline is a broad-spectrum polyketide antibiotic produced by many Streptomyces. It works by inhibiting action of the prokaryotic 30S ribosome. antibiotic_resistance PubChem:54675776 Abricycline Enterocycline ChEBI:27902 ChEMBL:CHEMBL1440 Criseociclina ARO:0000051 Ambramycin Agromicina Sumycin Ambramicina Achromycin Tsiklomistsin CAS:60-54-8 Biocycline tetracycline antibiotic