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Download options

  • Current release: All data is available for downloading in a variety of formats.
  • OMA Standalone: OMA standalone allows you to infer orthologs on your own set of genomes.
  • Export All-All: Export a set of genomes and their precomputed all-against-all comparisons for OMA standalone.
  • Archives: Previous OMA releases remain available in this section.

Latest news

  • Due to some server problems, the OMA Browser is currently not available. We apologize for any inconvenience this may cause.
  • But what are Hierarchical Orthologous Groups, you ask? Reminder of @Gloveface‚Äôs 4-min video tutorial
  • Contraction in olfactory receptor genes in bats: a nice showcase of the uses of OMA Hierarchical Orthologous Groups.

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