OrthoFinder

OrthoFinder is software for identifying homology relationships between sequences, a cornerstone of biological research. It introduces a novel orthogroup inference algorithm that addresses and corrects a gene length bias present in previous methods of orthogroup inference. This bias correction leads to substantial improvements in the accuracy of identifying homologous gene groups, making OrthoFinder a more reliable tool for genomic analysis.

Benchmarking tests using real datasets have shown that OrthoFinder outperforms existing orthogroup inference methods by significant margins, with accuracy improvements ranging from 8% to 33%. Such a leap in performance underscores the tool's advanced algorithmic approach and its potential to impact various areas of biological research by providing more accurate insights into gene functions, evolutionary relationships, and genetic diversity.

One of the notable applications of OrthoFinder highlighted is its use in classifying transcription factor gene families in plants. OrthoFinder has unveiled approximately 6.9 million previously unobserved relationships among transcription factor genes through this application. This discovery enriches our understanding of the plant genomic landscape and opens up new avenues for research into gene regulation, plant development, and evolutionary biology.

Topic

Phylogenetics;Phylogenomics;Bioinformatics;Comparative genomics;Sequence analysis

Detail

  • Operation: Genome comparison;Phylogenetic tree generation (from molecular sequences);Phylogenetic tree analysis;Genome alignment

  • Software interface: Command-line interface

  • Language: Python

  • License: The GNU General Public License v3.0

  • Cost: Free with restrictions

  • Version name: 2.0

  • Credit: The Bill and Melinda Gates Foundation, UKAID.

  • Input: -

  • Output: -

  • Contact: David Emms david.emms@plants.ox.ac.uk

  • Collection: -

  • Maturity: Stable

Publications

  • OrthoFinder: solving fundamental biases in whole genome comparisons dramatically improves orthogroup inference accuracy.
  • Emms DM and Kelly S. OrthoFinder: solving fundamental biases in whole genome comparisons dramatically improves orthogroup inference accuracy. OrthoFinder: solving fundamental biases in whole genome comparisons dramatically improves orthogroup inference accuracy. 2015; 16:157. doi: 10.1186/s13059-015-0721-2
  • https://doi.org/10.1186/s13059-015-0721-2
  • PMID: 26243257
  • PMC: PMC4531804

Download and documentation


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