A mutation linked with autism reveals a common mechanism of endoplasmic reticulum retention for the α,β-hydrolase fold protein family
2006
Potential Molecular Explanation for Autism
publication
Author Information
Author(s): Mark H. Ellisman, Palmer Taylor
Primary Institution: University of California, San Diego
Hypothesis
Can mutations in certain proteins provide insight into the biological basis of autism spectrum disorders?
Conclusion
The study suggests that mutations in proteins related to autism may cause defects in protein expression and retention in the endoplasmic reticulum.
Supporting Evidence
- Mutations in the neuroligin 3 gene have been linked to autism.
- Homologous mutations in BChE and AChE show similar defects in protein expression.
- Misfolded proteins can cause endoplasmic reticulum stress, leading to cell death.
Takeaway
Scientists found that some mutations linked to autism can cause proteins to get stuck in a part of the cell, which might help explain why some people have autism.
Methodology
The researchers used confocal fluorescence microscopy and oligosaccharide processing analysis to study the effects of mutations on protein retention.
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