Modularity enhances the rate of evolution in a rugged fitness landscape

dc.citation.firstpage25001
dc.citation.issueNumber2
dc.citation.journalTitlePhysical Biology
dc.citation.volumeNumber12
dc.contributor.authorPark, Jeong-Man
dc.contributor.authorChen, Man
dc.contributor.authorWang, Dong
dc.contributor.authorDeem, Michael W.
dc.contributor.orgCenter for Theoretical Biological Physics
dc.date.accessioned2016-06-24T21:35:01Z
dc.date.available2016-06-24T21:35:01Z
dc.date.issued2015
dc.description.abstractBiological systems are modular, and this modularity affects the evolution of biological systems over time and in different environments. We here develop a theory for the dynamics of evolution in a rugged, modular fitness landscape. We show analytically how horizontal gene transfer couples to the modularity in the system and leads to more rapid rates of evolution at short times. The model, in general, analytically demonstrates a selective pressure for the prevalence of modularity in biology. We use this model to show how the evolution of the influenza virus is affected by the modularity of the proteins that are recognized by the human immune system. Approximately 25% of the observed rate of fitness increase of the virus could be ascribed to a modular viral landscape.
dc.identifier.citationPark, Jeong-Man, Chen, Man, Wang, Dong, et al.. "Modularity enhances the rate of evolution in a rugged fitness landscape." <i>Physical Biology,</i> 12, no. 2 (2015) IOP Publishing Ltd: 025001. http://dx.doi.org/10.1088/1478-3975/12/2/025001.
dc.identifier.doihttp://dx.doi.org/10.1088/1478-3975/12/2/025001
dc.identifier.urihttps://hdl.handle.net/1911/90565
dc.language.isoeng
dc.publisherIOP Publishing Ltd
dc.rightsThis is an author's peer-reviewed final manuscript, as accepted by the publisher. The published article is copyrighted by IOP Publishing Ltd.
dc.titleModularity enhances the rate of evolution in a rugged fitness landscape
dc.typeJournal article
dc.type.dcmiText
dc.type.publicationpost-print
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