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Related Experiment Videos

The FADD is going nuclear.

M Saeed Sheikh1, Ying Huang

  • 1Department of Pharmacology, SUNY Upstate Medical University, Syracuse, New York 13210, USA. sheikhm@mail.upstate.edu

Cell Cycle (Georgetown, Tex.)
|July 10, 2003
PubMed
Summary
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Fas-associated death domain protein (FADD) traditionally acts in the cytoplasm but is now found to primarily reside in the nucleus. This suggests novel roles for FADD beyond apoptosis signaling, including genome surveillance.

Area of Science:

  • Cell Biology
  • Molecular Biology
  • Biochemistry

Background:

  • Fas-associated death domain protein (FADD) is a known adaptor protein crucial for initiating apoptosis.
  • FADD facilitates interactions between death receptors and initiator caspases, typically localized to the cytoplasmic death-inducing signaling complex (DISC).

Purpose of the Study:

  • To investigate the subcellular localization of FADD.
  • To explore potential novel functions of FADD beyond its established role in apoptosis.

Main Methods:

  • Analysis of FADD localization within cellular compartments.
  • Investigation of FADD's role in nuclear processes.

Main Results:

  • Recent evidence demonstrates that FADD predominantly resides in the nucleus.

Related Experiment Videos

  • FADD exhibits shuttling behavior between the nucleus and cytoplasm.
  • Beyond apoptosis, FADD may be involved in genome surveillance.

    • Conclusions:

    • FADD's primary nuclear localization challenges previous assumptions about its function.
    • FADD may possess uncharacterized roles in cellular processes, including genome maintenance.
    • Further research is warranted to elucidate the full spectrum of FADD functions.