Fungal metal-dependent pathways

Fungal metal-dependent pathways encompass a broad range of essential biological processes that rely on metal ions, such as iron, zinc, and copper, for catalytic or structural functions. These pathways include the activity of critical metalloenzymes like lanosterol 14-alpha demethylase (CYP51), which is vital for ergosterol biosynthesis, and carbonic anhydrases, which regulate pH and CO2 metabolism. Because fungi require precise metal homeostasis to survive and proliferate within a host, these pathways are highly attractive for therapeutic intervention. Drugs targeting these pathways, such as the novel tetrazole oteseconazole, work by selectively binding to the metal center of fungal enzymes to inhibit their function while minimizing cross-reactivity with human counterparts. Disruption of these pathways leads to compromised cell membrane integrity, metabolic failure, and fungal cell death, making them a cornerstone of modern antifungal drug discovery.

Other names

Fungal metal homeostasisFungal metalloenzyme pathwaysFungal metal ion metabolism

Inhibition of metal-dependent enzymes (e.g., CYP51, carbonic anhydrase) by binding to the active-site metal ion (e.g., iron in heme, zinc) to disrupt essential fungal metabolic processes.