|
   +-- Metazoa
   |      |
   |      +-- Arthropoda
   |      |      |
   |      |      +--  Drosophila melanogaster (7)
   |      |
   |      +-- Nematoda
   |      |      |
   |      |      +--  Caenorhabditis elegans (3)
   |      |
   |      +-- Vertebrata   
   |             |
   |             +-- Aves
   |             |     |
   |             |     +--  Gallus gallus  (6)
   |             |
   |             +-- Mammalia
   |             |     |
   |             |     +--  Homo sapiens (81)
   |             |     |
   |             |     +--  Mus musculus (33)
   |             |     |
   |             |     +--  Rattus norvegicus (25)
   |             |     |
   |             |     +--  Bos taurus(6)
   |             |     |
   |             |
   |             +-- Amphibia
   |                    |
   |                    +--  Xenopus laevis (4)
   | 
   +-- Viridiplantae
   |       |
   |       +--  Arabidopsis thaliana (5)
   |   
   +-- Fungi
   |       |
   |       +-- Saccharomyces cerevisiae(12)
   |       |
   |       +-- Schizosaccharomyces pombe(3)
   |       |
   |       +-- Neurospora crassa(5)
   |       |
   |       +-- Candida(2)
   +-- Bacteria
   |       |
   |       +-- Escherichia coli (18)
   |       |
   |       +-- Bacillus subtilis (7)
   |       |
   |       +-- Other bacteria (27)
   |
   +-- Viruses
           |
           +-- Some virus (39)
          
  Other organism (17)