Protein folding: then and now

Area of Science:

• Biochemistry and Molecular Biology
• Cellular Biology
• Biophysics

Background:

• The study of protein folding has transitioned from an academic pursuit to a critical area for biomedical research.
• Understanding protein folding is essential for deciphering disease mechanisms and developing therapeutic strategies.
• Recent advancements have deepened our knowledge of the complexities involved in protein structure formation.

Purpose of the Study:

• To review and contrast historical and contemporary developments in the protein folding field.
• To highlight progress in understanding the thermodynamics and kinetics of protein folding.
• To explore the implications of protein misfolding in human diseases.

Main Methods:

• Literature review of past and recent developments in protein folding research.
• Analysis of key concepts including protein folding thermodynamics, kinetics, intermediates, and unfolded states.
• Discussion of the link between protein folding abnormalities and human diseases like protein aggregation disorders.

Main Results:

• Significant advancements have been made in understanding the thermodynamic and kinetic principles governing protein folding.
• The properties of transient, evasive intermediates and the nature of unfolded states are better characterized.
• Abnormal protein folding is increasingly recognized as a root cause of various human diseases.

Conclusions:

• The field of protein folding has seen transformative progress over the last three decades.
• This progress is vital for understanding disease pathogenesis and for engineering protein folding pathways.
• Further research into protein folding mechanisms holds promise for novel therapeutic interventions.