DNA and DNA-interacting enzymes (DNA/Enzymes)

The term DNA/Enzymes refers to a broad and heterogeneous category of therapeutic targets rather than a single molecular entity. This grouping typically encompasses deoxyribonucleic acid (DNA) itself and the various enzymes that facilitate its replication, repair, and transcription, such as DNA polymerases, topoisomerases, and helicases (Source: NIH, National Cancer Institute). In oncology, these targets are critical because rapidly dividing cancer cells are highly dependent on DNA integrity and the machinery required for genome duplication. Drugs interacting with these targets, such as alkylating agents or topoisomerase inhibitors, work by causing direct structural damage to the DNA or by trapping enzyme-DNA complexes, ultimately triggering programmed cell death (Source: StatPearls, Cancer Chemotherapy). Because these processes are fundamental to all dividing cells, therapies targeting DNA and its associated enzymes often exhibit significant toxicity and a narrow therapeutic index.

Other names

DNA-binding enzymesNucleic acid targetsDNA-modifying enzymes

Drugs targeting DNA and associated enzymes typically act via DNA alkylation, intercalation, or the inhibition of enzymes such as topoisomerases and polymerases to induce DNA damage and prevent replication.