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Integrated intra‐ and intercellular signaling knowledge for multicellular omics analysis

Molecular Systems Biology, vol. 17, pp. e9923

Abstract

Molecular knowledge of biological processes is a cornerstone in omics data analysis. Applied to single-cell data, such analyses provide mechanistic insights into individual cells and their interactions. However, knowledge of intercellular communication is scarce, scattered across resources, and not linked to intracellular processes. To address this gap, we combined over 100 resources covering interactions and roles of proteins in inter- and intracellular signaling, as well as transcriptional and post-transcriptional regulation. We added protein complex information and annotations on function, localization, and role in diseases for each protein. The resource is available for human, and via homology translation for mouse and rat. The data are accessible via OmniPath's web service (https://omnipathdb.org/), a Cytoscape plug-in, and packages in R/Bioconductor and Python, providing access options for computational and experimental scientists. We created workflows with tutorials to facilitate the analysis of cell-cell interactions and affected downstream intracellular signaling processes. OmniPath provides a single access point to knowledge spanning intra- and intercellular processes for data analysis, as we demonstrate in applications studying SARS-CoV-2 infection and ulcerative colitis.

Authors 12

  1. Heidelberg University · University Hospital Heidelberg

    Affiliation as printed

    Faculty of Medicine and Heidelberg University Hospital, Institute of Computational Biomedicine, Heidelberg University, Heidelberg, Germany

    Faculty of Medicine and Heidelberg University Hospital Institute of Computational Biomedicine Heidelberg University Heidelberg Germany

  2. Heidelberg University · University Hospital Heidelberg

    Affiliation as printed

    Faculty of Medicine and Heidelberg University Hospital, Institute of Computational Biomedicine, Heidelberg University, Heidelberg, Germany

    Faculty of Medicine and Heidelberg University Hospital Institute of Computational Biomedicine Heidelberg University Heidelberg Germany

  3. Earlham Institute

    Affiliation as printed

    Earlham Institute, Norwich, UK

    Earlham Institute Norwich UK

  4. Heidelberg University · University Hospital Heidelberg · RWTH Aachen University

    Affiliation as printed

    Faculty of Biosciences, Heidelberg University, Heidelberg, Germany

    Faculty of Medicine and Heidelberg University Hospital, Institute of Computational Biomedicine, Heidelberg University, Heidelberg, Germany

    Faculty of Medicine, Joint Research Centre for Computational Biomedicine (JRC-COMBINE), RWTH Aachen University, Aachen, Germany

    Faculty of Biosciences Heidelberg University Heidelberg Germany

    Faculty of Medicine Joint Research Centre for Computational Biomedicine (JRC-COMBINE) RWTH Aachen University Aachen Germany

    Faculty of Medicine and Heidelberg University Hospital Institute of Computational Biomedicine Heidelberg University Heidelberg Germany

  5. Helmholtz Munich · Institute of Computational Biology

    Affiliation as printed

    Institute of Computational Biology, Helmholtz Zentrum München, Neuherberg, Germany

    Institute of Computational Biology Helmholtz Zentrum München Neuherberg Germany

  6. Heidelberg University · University Hospital Heidelberg

    Affiliation as printed

    Faculty of Medicine and Heidelberg University Hospital, Institute of Computational Biomedicine, Heidelberg University, Heidelberg, Germany

    Faculty of Medicine and Heidelberg University Hospital Institute of Computational Biomedicine Heidelberg University Heidelberg Germany

  7. Quadram Institute · Earlham Institute

    Affiliation as printed

    Earlham Institute, Norwich, UK

    Quadram Institute Bioscience, Norwich, UK

    Earlham Institute Norwich UK

    Quadram Institute Bioscience Norwich UK

  8. Heidelberg University · University Hospital Heidelberg

    Affiliation as printed

    Faculty of Medicine and Heidelberg University Hospital, Institute of Computational Biomedicine, Heidelberg University, Heidelberg, Germany

    Faculty of Medicine and Heidelberg University Hospital Institute of Computational Biomedicine Heidelberg University Heidelberg Germany

  9. Helmholtz Munich · Institute of Computational Biology · Technical University of Munich

    Affiliation as printed

    Department of Mathematics, Technical University of Munich, Garching, Germany

    Institute of Computational Biology, Helmholtz Zentrum München, Neuherberg, Germany

    Department of Mathematics Technical University of Munich Garching Germany

    Institute of Computational Biology Helmholtz Zentrum München Neuherberg Germany

  10. Quadram Institute · Earlham Institute

    Affiliation as printed

    Earlham Institute, Norwich, UK

    Quadram Institute Bioscience, Norwich, UK

    Earlham Institute Norwich UK

    Quadram Institute Bioscience Norwich UK

  11. Quadram Institute · Earlham Institute

    Affiliation as printed

    Earlham Institute, Norwich, UK

    Quadram Institute Bioscience, Norwich, UK

    Earlham Institute Norwich UK

    Quadram Institute Bioscience Norwich UK

  12. Heidelberg University · University Hospital Heidelberg · RWTH Aachen University

    Affiliation as printed

    Faculty of Medicine and Heidelberg University Hospital, Institute of Computational Biomedicine, Heidelberg University, Heidelberg, Germany

    Faculty of Medicine, Joint Research Centre for Computational Biomedicine (JRC-COMBINE), RWTH Aachen University, Aachen, Germany

    Faculty of Medicine Joint Research Centre for Computational Biomedicine (JRC-COMBINE) RWTH Aachen University Aachen Germany

    Faculty of Medicine and Heidelberg University Hospital Institute of Computational Biomedicine Heidelberg University Heidelberg Germany

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References 83