A large database of protein families, each represented with multiple sequence alignments and hidden Markov models. Can be used e.g. to view the domain organization of proteins. Pfam release 23.0 (August 2008) included 10 340 families (vs 8183 at the end of 2005).
http://pfam.sanger.ac.uk/ The Pfam homepage.
Subjects: Medicine and Health.