Pfam version 24.0 was produced at the Wellcome Trust Sanger Institute in Cambridge, UK. Pfam is based on a sequence database called Pfamseq, which is based on UniProt release 15.6 (Swiss-Prot release 57.6 and SP-TrEMBL release 40.6).
Pfam is freely available under the GNU LGPL license.
Pfam is powered by the HMMER3 package written by Sean Eddy at the Howard Hughes Janelia Farm Research Campus.
Pfam mirror sites are maintained at three main locations: