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High-Throughput Cellular Profiling of Targeted Protein Degradation Compounds Using HiBiT CRISPR Cell Lines

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Structure-guided optimization of small molecule c-Abl activators.

Xuan Hong¹, Ping Cao, Yoshiaki Washio

¹Platform Technology and Science, GlaxoSmithKline, Collegeville, PA, USA, xuan.2.hong@gsk.com.

Journal of Computer-Aided Molecular Design

|February 28, 2014

Summary

This summary is machine-generated.

Researchers discovered small molecules that activate c-Abl kinase by binding to its myristoyl site. These novel c-Abl activators, with nanomolar potency, offer tools for biological research and exploring therapeutic potential.

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Area of Science:

Biochemistry
Molecular Biology
Drug Discovery

Background:

The c-Abl kinase is regulated through a compact, inactive conformation.
Understanding c-Abl kinase regulation is crucial for its biological roles and therapeutic targeting.

Purpose of the Study:

To identify and characterize novel small molecules that activate c-Abl kinase.
To explore the mechanism by which these molecules stimulate c-Abl activity.

Main Methods:

Structure-based molecular modeling was employed to guide optimization.
Two distinct chemical series targeting the myristoyl site of c-Abl were investigated.

Main Results:

Discovery of small molecule activators of c-Abl kinase with nanomolar potency.
Identification of chemical series that bind to the myristoyl site, promoting c-Abl activation.

Conclusions:

The identified molecules activate c-Abl by potentially interfering with the autoinhibited conformation.
These c-Abl activators serve as valuable molecular tools for biological studies and therapeutic development.