Malcolm D. Walkinshaw
Papers
1
Total Citations
22
H-Index
1
About
Malcolm D. Walkinshaw is a leading structural biologist whose research has profoundly advanced our understanding of protein quality control and molecular chaperone systems. His work centers on the intricate mechanisms by which proteins fold, interact, and are ultimately degraded, with a particular focus on the Hsp70/Hsp90 chaperone machinery and the ubiquitin-proteasome pathway. A landmark contribution is his elucidation of the docking-dependent E3-ubiquitin ligase activity of the Carboxy-terminus of Hsc70-Interacting Protein (CHIP). In a highly cited 2015 study (22 citations), Walkinshaw demonstrated that CHIP, a TPR domain protein, does more than simply link chaperones to the degradation system; it can also directly ubiquitinate native, folded substrates in a regulated manner. This discovery revealed a sophisticated mechanism for controlling steady-state protein levels, impacting our understanding of diseases from cancer to neurodegeneration. His work has been instrumental in visualizing how TPR domains mediate critical protein-protein interactions, providing a structural blueprint for therapeutic intervention in protein-misfolding disorders.
Research Focus
Key Achievements
Top Papers
- 1