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Related Experiment Videos

Dissecting DISC1 function through protein-protein interactions.

N J Brandon1

  • 1Schizophrenia and Bipolar Research, Wyeth Discovery Neuroscience, CN8000, Princeton, NJ 08543, U.S.A. brandon@wyeth.com

Biochemical Society Transactions
|October 25, 2007
PubMed
Summary
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Disrupted in schizophrenia 1 (DISC1) is a key gene linked to schizophrenia risk. Research identified its protein interactome, focusing on Ndel1 and PDE4B to understand DISC1

Area of Science:

  • Neuroscience
  • Genetics
  • Molecular Biology

Background:

  • Disrupted in schizophrenia 1 (DISC1) is a prominent candidate gene for schizophrenia.
  • Genetic, clinical, imaging, and cell biology data support DISC1's role in schizophrenia.
  • DISC1 is considered a potential 'Rosetta Stone' for understanding schizophrenia.

Purpose of the Study:

  • To elucidate the function of DISC1 by identifying its protein-binding partners.
  • To construct a comprehensive network of DISC1 protein-protein interactions, termed the 'DISC1-Interactome'.
  • To investigate the roles of two key DISC1 interacting partners, Ndel1 and PDE4B.

Main Methods:

  • Utilized yeast two-hybrid (Y2H) screening to identify protein interactions.
  • Employed bioinformatics approaches to generate the DISC1-Interactome.

Related Experiment Videos

  • Focused on two industry-academia collaborations to study Ndel1 and PDE4B.

    • Main Results:

    • The DISC1-Interactome, a network of DISC1 protein interactions, was generated.
    • Detailed investigation into two specific DISC1 interacting partners: Ndel1 and PDE4B.
    • Ndel1's potential roles as a cysteine protease and centrosomal protein were highlighted.
    • PDE4B's function as a cAMP-specific phosphodiesterase was examined.

    Conclusions:

    • DISC1 interacts with a network of proteins, suggesting complex roles in cellular function.
    • Ndel1 and PDE4B are key partners in the DISC1 network, implicating them in schizophrenia pathogenesis.
    • Further research into these interactions may reveal novel therapeutic targets for schizophrenia.