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Related Experiment Videos

beta(3)-Integrin cytoplasmic binding proteins.

Renyi Zhao1, Alokkumar S Pathak, George A Stouffer

  • 1Carolina Cardiovascular Biology Center, University of North Carolina, Chapel Hill, NC 27599, USA.

Archivum Immunologiae Et Therapiae Experimentalis
|October 28, 2004
PubMed
Summary
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Integrins are crucial cell surface receptors involved in cell adhesion and signaling. This review highlights 10 key proteins that associate with integrin beta tails to regulate vital cellular functions.

Area of Science:

  • Cell Biology
  • Molecular Biology
  • Biochemistry

Background:

  • Integrins are heterodimeric cell-surface adhesion receptors mediating key physiological processes like inflammation and migration.
  • Unique "inside-out" and "outside-in" signaling capacities allow integrins to regulate and respond to cellular environments.
  • The beta(3)-integrin family, including alpha(IIb)beta(3) and alpha(v)beta(3), plays significant roles in cellular functions.

Purpose of the Study:

  • To review the function of 10 specific proteins that associate with integrin beta tails.
  • To elucidate the role of these protein interactions in integrin-mediated cellular events.
  • To provide insights into the molecular mechanisms of integrin signaling.

Main Methods:

  • Literature review focusing on integrin-mediated signaling pathways.

Related Experiment Videos

  • Analysis of protein-protein interactions involving integrin cytoplasmic domains.
  • Synthesis of current research on the functional consequences of these interactions.

    • Main Results:

    • Integrin cytoplasmic domains recruit intracellular signaling molecules due to lack of intrinsic tyrosine kinase activity.
    • At least 21 proteins associate with integrin beta tails, regulating cell motility, proliferation, differentiation, and apoptosis.
    • Focus on 10 specific associated proteins and their distinct roles in integrin function.

    Conclusions:

    • Integrin-mediated events are critically dependent on interactions between cytoplasmic domains, intracellular factors, and membrane-anchored proteins.
    • Understanding these protein associations is key to deciphering integrin signaling.
    • Further research into these 10 proteins will advance knowledge of cell adhesion and signaling.