Cited by 148Genomics and Phylogenetic StudiesBioinformatics and Genomic NetworksGenome Rearrangement Algorithms

Inferring Orthology and Paralogy

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Altenhoff, Adrian M., Glover, Natasha M., Dessimoz, Christophe·2019·Methods in Molecular Biology

Abstract

The distinction between orthologs and paralogs, genes that started diverging by speciation versus duplication, is relevant in a wide range of contexts, most notably phylogenetic tree inference and protein function annotation. In this chapter, we provide an overview of the methods used to infer orthology and paralogy. We survey both graph-based approaches (and their various grouping strategies) and tree-based approaches, which solve the more general problem of gene/species tree reconciliation. We discuss conceptual differences among the various orthology inference methods and databases and examine the difficult issue of verifying and benchmarking orthology predictions. Finally, we review typical applications of orthologous genes, groups, and reconciled trees and conclude with thoughts on future methodological developments.

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  • Current methods for orthology inference are either based on graph or gene tree approaches or a combination of both.

    “Current methods for orthology inference are either based on graph or gene tree approaches or a combination of both (7).”

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Research works printed but not linked: 15

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Authors
Altenhoff, A. M., Glover, N. M., & Dessimoz, C.
Affiliations
SIB Swiss Institute of Bioinformatics (CH)
Corresponding author
Dessimoz, Christophe
Venue
Methods in Molecular Biology
Published
2019
Volume
1910
Pages
149-175
ISSN
  • 1064-3745 (ISSN-L)
  • 1940-6029
OpenAlex
W2901642597
Cited by
148
References
1
Citations by year
2026: 3 · 2025: 12 · 2024: 18 · 2023: 14 · 2022: 9 · 2021: 17 · 2020: 17 · 2019: 6 · 2018: 7 · 2017: 6 · 2016: 6 · 2015: 6 · 2014: 13 · 2013: 9 · 2012: 5
FWCI
13.97
Type
book chapter
Language
en
Open access
Locations
  • Methods in molecular biology (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • UCL Discovery (University College London) (submittedVersion)
  • IRIS (submittedVersion)
  • SERVAL (Université de Lausanne) (submittedVersion)
Funders
  • National Science Foundation
  • Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (150654)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Genomics and Phylogenetic Studies
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Bioinformatics and Genomic Networks
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Genetics › Genome Rearrangement Algorithms
Keywords
orthology inference, gene duplication, speciation, gene tree reconciliation, phylogenetic inference, protein annotation
MeSH terms
Algorithms, Animals, Multigene Family, Humans, Phylogeny, Genome, Evolution, Molecular, Computational Biology, Genomics

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