Dictionary of Protein Sites and Patterns
Release 20.16, Jul 07
Swiss Institute of Bioinformatics
2,057 entries

Blocks Database
Release 14.3, Apr 07
Fred Hutchinson Cancer Research Center
29,068 entries

Protein Motif Fingerprint Database
Release 40.0, Jan 10
University of Manchester
2,000 entries

ProDom protein domain database
Release 2005.1, Nov 05
Intitut National de la Racherche Agronomique
736,449 entries

Protein families database of alignments and HMMs
Release 24.0, Jul 08
The Pfam Consortium
11,912 entries