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2012 Fiscal Year Final Research Report

Elucidation of modularity in transcriptional regulatory networks

Research Project

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Project/Area Number 23700352
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Bioinformatics/Life informatics
Research InstitutionToho University (2012)
Future University-Hakodate (2011)

Principal Investigator

JOSE Nacher  東邦大学, 理学部, 准教授 (60452984)

Project Period (FY) 2011 – 2012
Keywords転写調節ネットワーク / ncRNA / モジュール性 / ネットワーク解析
Research Abstract

In this research, we investigate and compare the community structure of the network defined by functional interactions between non-coding RNAs (ncRNAs) and proteins related bio-macrolecules (PRMs) and the transcriptional regulatory network. Our findings show that the distributions of community sizes followed a scaling-law revealing a complex structure. In addition, the k-clique sub-graphs and overlaps show that the identified communities of the ncRNA molecules could potentially be associated with certain functions. Finally, we also derived mathematically the equations that predict projected network structure using only bipartite network information.

  • Research Products

    (7 results)

All 2013 2012 2011 Other

All Journal Article (5 results) (of which Peer Reviewed: 5 results) Presentation (2 results)

  • [Journal Article] Structural controllability of unidirectional bipartite networks2013

    • Author(s)
      J.C. Nacherand T. Akutsu
    • Journal Title

      Scientific Reports

      Volume: 3 Pages: 1647-1655

    • DOI

      doi:10.1038/srep01647

    • Peer Reviewed
  • [Journal Article] Community structure of non-coding RNA interaction network2013

    • Author(s)
      J.C. Nacher
    • Journal Title

      Journal of Integrative Bioinformatics

      Volume: 10 Pages: 217-229

    • DOI

      doi:10.2390/biecoll-jib-2013-217

    • Peer Reviewed
  • [Journal Article] Dominating scale-free networks with variable exponents: heterogeneous networks are difficult to controls2012

    • Author(s)
      J.C. Nacher and T. Akutsu
    • Journal Title

      New Journal of Physics

      Volume: 14 Pages: 073005-073029

    • DOI

      doi:10.1088/1367-2630/14/7/073005J

    • Peer Reviewed
  • [Journal Article] Modularity in protein complex and drug interactions reveals new polypharmacological properties2012

    • Author(s)
      J.C. Nacherand J.-M. Schwartz
    • Journal Title

      PLoS One

      Volume: 7(1), e30028 Pages: 1-13

    • DOI

      doi:10.1371/journal.pone.0030028

    • Peer Reviewed
  • [Journal Article] On the degree distribution of projected networks mapped from bipartite networks2011

    • Author(s)
      J.C. Nacher and T. Akutsu
    • Journal Title

      Physica A

      Volume: 390 Pages: 4636-4651

    • DOI

      doi:10.1016/j.physa.2011.06.073

    • Peer Reviewed
  • [Presentation] Community structure of non-coding RNA interaction network IB 2013

    • Author(s)
      J.C. Nacher
    • Organizer
      9th International Symposium on Integrative Bioinformatics
    • Place of Presentation
      IPK-Gatersleben, Germany
  • [Presentation] Modular organization of non-coding RNA-protein networks 8th International Workshop on Computational Systems Biology

    • Author(s)
      J.C. Nacher
    • Organizer
      WCSB 2011. In Proc. TIC Signal Processing series
    • Place of Presentation
      Zurich, Switzerland

URL: 

Published: 2014-09-25  

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