Navigating Solute Carrier Transporters-A Comprehensive Review of Functionalized Small Molecule Probes for Target...

Area of Science:

• Biochemistry and Molecular Biology
• Membrane Transport
• Drug Discovery

Background:

• Solute carrier transporters (SLCs) are integral membrane proteins crucial for cellular homeostasis, nutrient uptake, and drug transport.
• Dysregulation of SLCs is linked to metabolic diseases, cancer, and neurological disorders.
• SLCs are understudied, hindering the understanding of their mechanisms and therapeutic potential.

Purpose of the Study:

• To provide a comprehensive overview of small-molecule probes used in studying SLCs.
• To highlight the design, synthesis, and application of various functionalized probes for SLC research.
• To discuss challenges and future directions in developing and utilizing these probes for drug discovery.

Main Methods:

• Review of literature on small-molecule probes for SLC transporters.
• Categorization of probes including fluorescent probes, covalent inhibitors, and PROTACs.
• Analysis of probe applications in elucidating SLC function, specificity, and regulation.

Main Results:

• Various small-molecule probes (e.g., fluorescent, covalent, PROTACs) are effective tools for investigating SLCs.
• These probes have provided insights into transporter function, substrate specificity, and regulatory mechanisms.
• The development of novel probes is crucial for advancing SLC research.

Conclusions:

• Small-molecule probes are indispensable for understanding SLCs and their roles in health and disease.
• Further development and application of these probes can unlock new therapeutic targets for drug discovery.
• This review facilitates the systematic implementation of innovative research approaches for SLCs.