Rhea is a manually annotated database of chemical reactions.
All data in Rhea is freely accessible and available for anyone to use.
Last release: 78.
A new release of Rhea, the annotated database of biochemical reactions, is available...
Reminder: on December 7th, 2015, the Rhea web page and web services have moved from http://www.ebi.ac.uk/rhea to http://www.rhea-db.org . Automatic redirects are in place.
The monthly release files stay on ftp://ftp.ebi.ac.uk/pub/databases/rhea/.