Bacterial cell membrane and metabolic enzymes

The bacterial cell membrane and associated metabolic enzymes represent a broad and essential set of targets for antimicrobial therapy. The cell membrane is critical for maintaining osmotic balance, energy production via the electron transport chain, and the selective transport of nutrients (Nature Reviews Microbiology, 2017). Metabolic enzymes, such as dihydropteroate synthase and dihydrofolate reductase, are indispensable for the synthesis of folic acid, a precursor for DNA and RNA production (StatPearls, 2023). Drugs like polymyxins and daptomycin target the membrane to induce physical disruption or depolarization, leading to rapid cell death (PubMed: 23204454). Conversely, antimetabolites like sulfonamides and trimethoprim inhibit specific metabolic steps to achieve bacteriostatic or bactericidal effects. While these targets are highly effective, their clinical utility is frequently challenged by the emergence of multi-drug resistant bacterial strains and potential systemic toxicities, such as renal impairment. This aggregate target category is considered 'incorrect' for a specific molecular entry because it encompasses hundreds of distinct proteins and structural components across diverse bacterial species.

Other names

Bacterial cell envelopeBacterial metabolic pathwaysProkaryotic membrane and enzymes

Disruption of membrane integrity through pore formation or depolarization, and competitive inhibition of essential metabolic enzymes such as those in the folate synthesis pathway (NCBI: PMID 23204454; StatPearls: Folate Antagonists).