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September 5, 2025ACS Chemical Biology

Temporal and Spatial Characterization of CUL3KLHL20-Driven Targeted Degradation of BET Family BRD Proteins by the Macrocycle-Based Degrader BTR2004

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Authors

PFPhoebe H. FechtmeyerCMC. MartinezJYJohannes T.‐H. Yeh

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Overview

This research demonstrates BTR2004's efficacy in degrading BET proteins in cells, highlighting the role of CUL3KLHL20 as an E3 ligase.

Key Points

  • BTR2004 effectively degrades BET family proteins, enhancing targeted protein degradation strategies.
  • Using proximity ligation and confocal microscopy, the study shows BTR2004's complex assembly within cells.
  • Temporal and spatial characterization reveals crucial degradation kinetics and intracellular activity half-life for BTR2004.
  • CUL3KLHL20's role in targeted protein degradation is validated, suggesting future applications for macrocyclic PROTACs.

Cite This Study

Fechtmeyer et al. (2025) studied this question.

synapsesocial.com/papers/68c23a74b210217d6478039ehttps://doi.org/10.1021/acschembio.5c00343
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