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Updated: May 10, 2026
08:07
Probing High-density Functional Protein Microarrays to Detect Protein-protein Interactions
Published on: August 2, 2015
The TEAD4-YAP/TAZ protein-protein interaction: expected similarities and unexpected differences
Jean Christophe Hau1, Dirk Erdmann, Yannick Mesrouze
1Disease Area Oncology, Novartis Institutes for Biomedical Research, 141 Klybeckstrasse, 4057 Basel, Switzerland.
Chembiochem : a European Journal of Chemical Biology
|June 20, 2013
Summary
The Hippo pathway
Area of Science:
- Cell biology
- Molecular biology
- Biochemistry
Background:
- The Hippo pathway is crucial for maintaining cell homeostasis.
- Dysregulation of the Hippo pathway is linked to human diseases.
- Yeast and TAZ transcriptional cofactors are key regulators within this pathway, interacting with TEAD factors.
Purpose of the Study:
- To investigate the binding interactions between YAP/TAZ and TEAD transcriptional factors.
- To elucidate the molecular mechanisms underlying YAP and TAZ binding to TEAD.
- To understand the functional significance of these interactions for Hippo pathway activity.
Main Methods:
- Biochemical and biophysical assays were employed to assess protein-protein interactions.
- Molecular modeling techniques were utilized to predict binding site structures.
- Structural biology data provided insights into the atomic-level interactions.
Main Results:
- YAP and TAZ exhibit similar binding affinities to TEAD, interacting at the same site.
- Despite similar affinities, distinct residues and secondary structure elements mediate YAP and TAZ binding to TEAD.
- Convergent optimization of the YAP/TAZ TEAD binding interface was observed.
Conclusions:
- The functional similarity in YAP and TAZ binding to TEAD is critical for Hippo pathway regulation.
- Differences in binding mechanisms suggest a nuanced control of gene transcription.
- Understanding these interactions offers insights into potential therapeutic strategies for Hippo pathway-related diseases.
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