The eggNOG database is a database of biological information hosted by the
EMBL
The European Molecular Biology Laboratory (EMBL) is an intergovernmental organization dedicated to molecular biology research and is supported by 27 member states, two prospect states, and one associate member state. EMBL was created in 1974 and ...
. It is based on the original idea of COGs (clusters of orthologous groups)
and expands that idea to non-supervised
ortholog
Sequence homology is the biological homology between DNA, RNA, or protein sequences, defined in terms of shared ancestry in the evolutionary history of life. Two segments of DNA can have shared ancestry because of three phenomena: either a spec ...
ous groups constructed from numerous organisms.
The database was created in 2007
and updated to version 4.5 in 2015.
eggNOG stands for ''
evolutionary
genealogy of
genes:
Non-supervised
Orthologous
Groups''.
References
External links
* http://eggnogdb.embl.de
Biological databases
Evolutionary biology
Phylogenetics
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