Abstract
Interactome maps are valuable resources to elucidate protein function and disease mechanisms. Here, we report on an interactome map that focuses on neurodegenerative disease (ND), connects ∼5,000 human proteins via ∼30,000 candidate interactions and is generated by systematic yeast two-hybrid interaction screening of ∼500 ND-related proteins and integration of literature interactions. This network reveals interconnectivity across diseases and links many known ND-causing proteins, such as α-synuclein, TDP-43, and ATXN1, to a host of proteins previously unrelated to NDs. It facilitates the identification of interacting proteins that significantly influence mutant TDP-43 and HTT toxicity in transgenic flies, as well as of ARF-GEP100 that controls misfolding and aggregation of multiple ND-causing proteins in experimental model systems. Furthermore, it enables the prediction of ND-specific subnetworks and the identification of proteins, such as ATXN1 and MKL1, that are abnormally aggregated in postmortem brains of Alzheimer's disease patients, suggesting widespread protein aggregation in NDs.
| Original language | English |
|---|---|
| Article number | 108050 |
| Journal | Cell Reports |
| Volume | 32 |
| Issue number | 7 |
| DOIs | |
| State | Published - 18 Aug 2020 |
Keywords
- ARF-GEP
- PPI validation
- TDP-43
- aggregation modulators
- disease network modules
- disease-causing proteins
- neurodegenerative diseases
- protein aggregation
- protein-protein interactions
- yeast-two-hybrid
All Science Journal Classification (ASJC) codes
- General Biochemistry,Genetics and Molecular Biology
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