Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

A theoretical framework for specificity in cell signaling.

Natalia L Komarova1, Xiufen Zou, Qing Nie

  • 1Department of Mathematics, University of California, Irvine, CA 92697, USA. komarova@uci.edu

Molecular Systems Biology
|May 27, 2006
PubMed
Summary

Cellular signaling networks can achieve specific responses despite pathway crosstalk. Insulating mechanisms like compartmentalization or scaffold proteins enable pathways to maintain both specificity and fidelity.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Optimal Melanoma Treatment Protocols: a Bilinear Control Model.

Mathematical biosciences·2026
Same author

[Research progress in mechanisms of Tripterygium wilfordii and its active ingredients in treatment of inflammatory bowel disease].

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica·2026
Same author

Integrative cross-sample alignment and spatially differential gene analysis for spatial transcriptomics.

Nature communications·2026
Same author

Correlation between tumor mutational burden and CT radiographic features in EGFR exon 19 deletion-mutated lung adenocarcinoma: a diagnostic accuracy study.

Frontiers in medicine·2026
Same author

Multiscale learning of gene network-driven phenotypic dynamics of single cells.

Molecular systems biology·2026
Same author

Inferring stochastic dynamics by biophysical Neural ODE using single-cell transcriptomics.

Nature communications·2026

Area of Science:

  • Cellular and Molecular Biology
  • Systems Biology
  • Biophysics

Background:

  • Cellular signal transduction pathways are interconnected, leading to potential crosstalk.
  • Biological systems have evolved mechanisms to maintain signaling specificity.
  • Understanding how specificity is maintained in complex signaling networks is crucial.

Purpose of the Study:

  • To develop a framework for analyzing interconnected signaling pathways.
  • To define and analyze the properties of specificity and fidelity in signaling networks.
  • To investigate mechanisms that ensure pathway specificity and fidelity.

Main Methods:

  • Theoretical framework development for network analysis.
  • Definition of specificity and fidelity properties for signaling pathways.

Related Experiment Videos

  • Mathematical modeling of interconnected signaling networks.

    • Main Results:

    • In unembellished networks sharing components, achieving both mutual specificity and fidelity is impossible.
    • Compartmentalization and scaffold proteins are identified as insulating mechanisms.
    • These mechanisms allow for both specificity and fidelity if deactivation rates exceed exchange rates.

    Conclusions:

    • Interconnected signaling pathways require specific mechanisms to avoid crosstalk.
    • Compartmentalization and scaffold proteins are effective in maintaining pathway specificity and fidelity.
    • The balance between deactivation and exchange rates is critical for effective insulation.