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Folding intermediates are involved in genetic diseases?
1Institute of Protein Research, Russian Academy of Sciences, Moscow Region.
FEBS Letters
|February 6, 1995
Summary
Genetic diseases linked to protein misfolding may be treated by drugs that help proteins fold correctly. This approach targets incomplete protein folding, a potential cause of endoplasmic reticulum retention and improper processing.
Area of Science:
- Molecular Biology
- Biochemistry
- Genetics
Background:
- Human genetic diseases can arise from mutations affecting protein trafficking.
- Protein mislocalization, such as endoplasmic reticulum retention, is a hallmark of these diseases.
- Improper protein processing contributes to disease pathology.
Purpose of the Study:
- To propose a hypothesis linking genetic diseases to incomplete protein folding.
- To suggest therapeutic strategies targeting protein folding mechanisms.
- To explore the role of the kinetic molten globule state in disease.
Main Methods:
- Review of recent experimental data on protein trafficking and genetic diseases.
- Formulation of a hypothesis based on protein folding kinetics.
- Identification of potential therapeutic targets.
Main Results:
- Experimental data suggest a connection between protein trafficking defects and mutations.
- A hypothesis is proposed that incomplete protein folding underlies these defects.
- The kinetic molten globule stage is identified as a critical point.
Conclusions:
- Mutations causing protein misfolding and endoplasmic reticulum retention may be treatable.
- Ligands and factors facilitating correct protein folding are potential therapeutic agents.
- Targeting protein folding offers a novel strategy for genetic disease treatment.