Open Tree of Life

Open Tree of Life
Available inEnglish
URLopentreeoflife.org
Commercialno
Registrationnot required
LaunchedSeptember 2015
Current statusactive
Content license
BSD 2-clause (FreeBSD)

The Open Tree of Life is an online phylogenetic tree of life – a collaborative effort, funded by the National Science Foundation. The first draft, including 2.3 million species, was released in September 2015. The Interactive graph allows the user to zoom in to taxonomic classifications, phylogenetic trees, and information about a node. Clicking on a species will return its source and reference taxonomy.

The tree of life at the node Eukaryota

Approach

The project uses a supertree approach to generate a single phylogenetic tree (served at tree.opentreeoflife.org) from a comprehensive taxonomy and a curated set of published phylogenetic estimates.

The taxonomy is a combination of several large classifications produced by other projects; it is created using a software tool called "smasher". The resulting taxonomy is called an Open Tree Taxonomy (OTT) and can be browsed on-line.

History

The project was started in June 2012 with a three-year NSF award to researchers at ten universities. In 2015, a two-year supplemental award was made to researchers at three institutions.

See also


This page was last updated at 2024-04-17 00:14 UTC. Update now. View original page.

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