Differential Effects of Cancer-Associated Mutations Enriched in Helix H3 of PPARγ
Abstract
:Simple Summary
Abstract
1. Introduction
2. Results
2.1. Structural Comparison of PPARγ LBDs Containing Helix H3 Mutations Found in Various Cancers
2.2. PPARγ LBD Q286E Induces a Constitutively Active Conformation of PPARγ LBD
2.3. PPARγ Q286E Recruits RXRα and MED1 with High Affinities
2.4. PPARγ Q286E Exhibits Higher Transcriptional Activity than That of PPARγ LBD WT
2.5. The Activation of PPARγ Q286E Would Be Independent of Endogenous Ligands
3. Discussion
4. Materials and Methods
4.1. Cloning, Expression and Mutagenesis
4.2. Purification
4.3. Crystallization and X-Ray Data Collection
4.4. Structure Determination and Refinement
4.5. Surface Plasmon Resonance
4.6. Luciferase Reporter Gene Assay
4.7. Total RNA Isolation and Quantitative Real-Time PCR
4.8. Isothermal Titration Calorimetry
4.9. Data Availability
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Jang, D.M.; Jang, J.Y.; Kim, H.-J.; Han, B.W. Differential Effects of Cancer-Associated Mutations Enriched in Helix H3 of PPARγ. Cancers 2020, 12, 3580. https://doi.org/10.3390/cancers12123580
Jang DM, Jang JY, Kim H-J, Han BW. Differential Effects of Cancer-Associated Mutations Enriched in Helix H3 of PPARγ. Cancers. 2020; 12(12):3580. https://doi.org/10.3390/cancers12123580
Chicago/Turabian StyleJang, Dong Man, Jun Young Jang, Hyun-Jung Kim, and Byung Woo Han. 2020. "Differential Effects of Cancer-Associated Mutations Enriched in Helix H3 of PPARγ" Cancers 12, no. 12: 3580. https://doi.org/10.3390/cancers12123580