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Updated: Aug 17, 2025

Author Spotlight: Expression and Purification of Human Solute Carrier Transporters Using Codon-Optimized Genes
Published on: September 29, 2023
ABC transporters: human disease and pharmacotherapeutic potential
Jonathan M Moore1, Eric L Bell1, Robert O Hughes1
1Rectify Pharmaceuticals, Cambridge, MA, USA.
Abstract:
Adenosine triphosphate (ATP)-binding cassette (ABC) transporters are a 48-member superfamily of membrane proteins that actively transport a variety of biological substrates across lipid membranes. Their functional diversity defines an expansive involvement in myriad aspects of human biology. At least 21 ABC transporters underlie rare monogenic disorders, with even more implicated in the predisposition to and symptomology of common and complex diseases. Such broad (patho)physiological relevance places this class of proteins at the intersection of disease causation and therapeutic potential, underlining them as promising targets for drug discovery, as exemplified by the transformative CFTR (ABCC7) modulator therapies for cystic fibrosis. This review will explore the growing relevance of ABC transporters to human disease and their potential as small-molecule drug targets.
Insights
Adenosine triphosphate (ATP)-binding cassette (ABC) transporters are crucial membrane proteins involved in human health and disease. This review highlights their role in various disorders and potential as drug targets.
Area of Science:
- Biochemistry
- Molecular Biology
- Human Physiology
Background:
- Adenosine triphosphate (ATP)-binding cassette (ABC) transporters constitute a large superfamily of membrane proteins.
- These proteins actively transport diverse substrates across cellular membranes, playing vital roles in human biology.
Purpose of the Study:
- To explore the significant relevance of ABC transporters in human diseases.
- To discuss their potential as targets for small-molecule drug discovery.
Main Methods:
- Literature review of ABC transporter functions.
- Analysis of ABC transporters' roles in monogenic and complex diseases.
- Examination of therapeutic strategies targeting ABC transporters.
Main Results:
- Over 21 ABC transporters are linked to rare genetic disorders.
- Numerous ABC transporters are implicated in common and complex diseases.
- CFTR modulator therapies demonstrate the therapeutic potential of targeting ABC transporters.
Conclusions:
- ABC transporters are central to human (patho)physiology.
- Targeting ABC transporters offers promising avenues for drug development.
- Further research into ABC transporters can lead to novel therapeutic interventions.
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