Targeting RNA-binding proteins with small molecules: perspectives and challenges

Area of Science:

• Molecular Biology
• Drug Discovery
• Biochemistry

Background:

• RNA-binding proteins (RBPs) are crucial regulators of RNA function.
• Small molecule modulators offer new therapeutic strategies by targeting RBPs.
• Existing reviews provide foundational knowledge, but emerging challenges require further exploration.

Purpose of the Study:

• To offer novel perspectives on targeting RNA-binding proteins (RBPs).
• To highlight current challenges and emerging issues in RBP-targeted drug discovery.
• To discuss the potential of various small molecule modulators, particularly bifunctional molecules.

Main Methods:

• Review and synthesis of current research on small molecule modulators of RBPs.
• Categorization of small molecule approaches: direct binding, bifunctional molecules, and stability modifiers.
• Analysis of the advantages and challenges associated with each type of modulator.

Main Results:

• Small molecules targeting RBPs represent a promising area for drug discovery.
• Different classes of small molecule modulators exist, including direct binders and stability modifiers.
• Bifunctional molecules demonstrate significant potential in addressing common challenges in RBP drug development.

Conclusions:

• Targeting RBPs with small molecules is a rapidly advancing field with therapeutic potential.
• Bifunctional molecules offer a particularly promising strategy for overcoming obstacles in RBP drug development.
• Continued research into novel modulators and strategies is essential for advancing RBP-targeted therapies.