Table 1

Number of proteins with known functional domains.

# Proteins

# Proteins with Pfam hit

(%)

Bacteria

623,037

450,962

72.38

Archaea

50,406

33,259

65.98

Eukaryota

284,392

187,472

65.92

Total

957,835

671,693

70.13

Aydin et al. BMC Bioinformatics 2006 7:178   doi:10.1186/1471-2105-7-178