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Advancing TET Inhibitor Development: From Structural Insights to Biological Evaluation.

Suzanne Willems¹, Lejla Maksumic², Janina Niggenaber¹

¹Department of Chemistry and Chemical Biology, TU Dortmund University and Drug Discovery Hub Dortmund (DDHD) am Zentrum für integrierte Wirkstoffforschung (ZIW), Otto-Hahn-Str. 4a, 44227 Dortmund, Germany.

ACS Medicinal Chemistry Letters

|May 14, 2025

Summary

This summary is machine-generated.

Ten-eleven translocation (TET) enzymes regulate DNA methylation and are crucial in epigenetic processes. This study develops novel TET inhibitors and chemical tools, advancing therapeutic strategies for epigenetic-related diseases.

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Area of Science:

Epigenetics and Molecular Biology
Biochemistry
Structural Biology

Background:

Ten-eleven translocation (TET) methylcytosine dioxygenases are key epigenetic regulators involved in DNA demethylation.
Dysfunctional TET activity, particularly TET2 loss, is implicated in hematopoietic malignancies, leading to DNA hypermethylation.
Understanding TET biology is critical for deciphering disease pathogenesis and developing new therapies.

Purpose of the Study:

To advance the development of TET inhibitors through an integrated computational and experimental approach.
To identify and characterize novel chemical tools for exploring TET enzyme function.
To lay the foundation for TET-centered therapeutic strategies.

Main Methods:

Integrated pipeline combining protein X-ray crystallography, molecular modeling, and pharmacophore analysis.
Synthesis and evaluation of 8-hydroxyquinoline (8-HQ) derivatives.
Biochemical assays to assess inhibitor potential and chemical tool utility.

Main Results:

A robust computational pipeline was established for TET inhibitor development.
A series of 8-hydroxyquinoline derivatives were synthesized and validated.
These derivatives show potential as chemical tools for further TET research.

Conclusions:

The developed pipeline provides a strong framework for advancing TET inhibitor design.
The synthesized 8-HQ derivatives serve as valuable chemical probes for studying TET function.
These advancements pave the way for novel TET-targeted therapeutic interventions in epigenetic disorders.