¹⁹F-NMR in Target-based Drug Discovery

Area of Science:

• Biochemistry
• Structural Biology
• Medicinal Chemistry

Background:

• Solution NMR spectroscopy is crucial for elucidating protein structure, dynamics, and interactions.
• NMR is vital in target-based drug discovery for hit identification and lead optimization.
• Fluorine-19 NMR (19F-NMR) is a valuable probe for studying protein conformational changes and protein-ligand interactions.

Purpose of the Study:

• To review the applications of 19F-NMR in understanding protein-ligand interactions.
• To highlight the role of 19F-NMR in drug discovery, including fragment-based drug discovery (FBDD).
• To showcase examples of 19F-NMR in confirming hits and leads during drug development.

Main Methods:

• Utilizing 19F-NMR spectroscopy to probe protein-ligand interactions.
• Applying 19F-NMR for hit identification from fluorine-containing compound libraries.
• Employing 19F-NMR for ranking compounds based on binding affinities and competitive screening.

Main Results:

• 19F-NMR effectively confirms identified hits and leads in drug discovery pipelines.
• The technique facilitates novel hit identification through a rapid and robust screening process.
• 19F-NMR enables the assessment of protein conformational changes induced by ligand binding.

Conclusions:

• 19F-NMR is a versatile technique with significant applications in modern drug discovery.
• It provides a fast, reliable method for hit identification and lead optimization.
• 19F-NMR is particularly useful for competitive binding assays and evaluating ligand-protein interactions.