Dynamic properties of network motifs contribute to biological network organization.

Biological networks, such as those describing gene regulation, signal transduction, and neural synapses, are representations of large-scale dynamic systems. Discovery of organizing principles of biological networks can be enhanced by embracing the notion that there is a deep interplay between networ...

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Main Authors: Robert J Prill, Pablo A Iglesias, Andre Levchenko
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2005-11-01
Series:PLoS Biology
Online Access:http://europepmc.org/articles/PMC1239925?pdf=render
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author Robert J Prill
Pablo A Iglesias
Andre Levchenko
author_facet Robert J Prill
Pablo A Iglesias
Andre Levchenko
author_sort Robert J Prill
collection DOAJ
description Biological networks, such as those describing gene regulation, signal transduction, and neural synapses, are representations of large-scale dynamic systems. Discovery of organizing principles of biological networks can be enhanced by embracing the notion that there is a deep interplay between network structure and system dynamics. Recently, many structural characteristics of these non-random networks have been identified, but dynamical implications of the features have not been explored comprehensively. We demonstrate by exhaustive computational analysis that a dynamical property--stability or robustness to small perturbations--is highly correlated with the relative abundance of small subnetworks (network motifs) in several previously determined biological networks. We propose that robust dynamical stability is an influential property that can determine the non-random structure of biological networks.
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spelling doaj.art-fb126de9eb7a4c5e9733c495283142282022-12-21T20:25:36ZengPublic Library of Science (PLoS)PLoS Biology1544-91731545-78852005-11-01311e34310.1371/journal.pbio.0030343Dynamic properties of network motifs contribute to biological network organization.Robert J PrillPablo A IglesiasAndre LevchenkoBiological networks, such as those describing gene regulation, signal transduction, and neural synapses, are representations of large-scale dynamic systems. Discovery of organizing principles of biological networks can be enhanced by embracing the notion that there is a deep interplay between network structure and system dynamics. Recently, many structural characteristics of these non-random networks have been identified, but dynamical implications of the features have not been explored comprehensively. We demonstrate by exhaustive computational analysis that a dynamical property--stability or robustness to small perturbations--is highly correlated with the relative abundance of small subnetworks (network motifs) in several previously determined biological networks. We propose that robust dynamical stability is an influential property that can determine the non-random structure of biological networks.http://europepmc.org/articles/PMC1239925?pdf=render
spellingShingle Robert J Prill
Pablo A Iglesias
Andre Levchenko
Dynamic properties of network motifs contribute to biological network organization.
PLoS Biology
title Dynamic properties of network motifs contribute to biological network organization.
title_full Dynamic properties of network motifs contribute to biological network organization.
title_fullStr Dynamic properties of network motifs contribute to biological network organization.
title_full_unstemmed Dynamic properties of network motifs contribute to biological network organization.
title_short Dynamic properties of network motifs contribute to biological network organization.
title_sort dynamic properties of network motifs contribute to biological network organization
url http://europepmc.org/articles/PMC1239925?pdf=render
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AT pabloaiglesias dynamicpropertiesofnetworkmotifscontributetobiologicalnetworkorganization
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