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Updated: May 31, 2026

Visualization and Quantification of TGFβ/BMP/SMAD Signaling under Different Fluid Shear Stress Conditions using Proximity-Ligation-Assay
Published on: September 14, 2021
Comprehensive analysis of TGF-β and BMP receptor interactomes
Mohammad Poorgholi Belverdi1, Carola Krause, Asja Guzman
1Institute for Chemistry and Biochemistry, Freie Universität Berlin, Thielallee 63, 14195 Berlin, Germany.
Cell surface serine/threonine kinase receptors, like those in the TGF-β/BMP family, control cell processes. Understanding their protein interactions is key to deciphering cellular signaling diversity.
Area of Science:
- Cell Biology
- Molecular Biology
- Biochemistry
Background:
- Cell surface serine/threonine kinase receptors, particularly the TGF-β/BMP family, initiate numerous cellular processes.
- Downstream signaling cascades and their crosstalk determine specific cellular outcomes like proliferation, differentiation, migration, and apoptosis.
Purpose of the Study:
- To provide a comprehensive survey of known interactome analyses for TGF-β/BMP receptors.
- To discuss the advantages and disadvantages of various technologies used for identifying receptor-interacting proteins.
Main Methods:
- Literature review of published interactome analyses.
- Inclusion of novel interactome data from the authors' own research.
- Comparative analysis of different proteomic technologies applied to receptor interactome studies.
Main Results:
- Identification of a wide range of proteins that interact with TGF-β/BMP receptors.
- Demonstration of how spatio-temporal interactions contribute to signaling specificity.
- Evaluation of the strengths and limitations of diverse proteomic techniques in mapping receptor interactomes.
Conclusions:
- The interactome of TGF-β/BMP receptors is complex and crucial for cellular function.
- Technological advancements have enabled detailed mapping of these interactions.
- Further research utilizing these technologies will enhance our understanding of TGF-β/BMP signaling pathways.
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