The Pfam protein families database. - Robert D. Finn; John G. Tate; Jaina Mistry; Penny C. Coggill; Stephen John Sammut; Hans-Rudolf Hotz; Goran Ceric; Kristoffer Forslund; Sean R. Eddy; Erik L. L. Sonnhammer; Alex Bateman (Nucleic Acids Res., 2008)

The Pfam protein families database. - Robert D. Finn; Jaina Mistry; John G. Tate; Penny C. Coggill; Andreas Heger; Joanne E. Pollington; O. Luke Gavin; Prasad Gunasekaran; Goran Ceric; Kristoffer Forslund; Liisa Holm; Erik L. L. Sonnhammer; et al. (Nucleic Acids Res., 2010)

The Pfam protein families database. - Marco Punta; Penny C. Coggill; Ruth Y. Eberhardt; Jaina Mistry; John G. Tate; Chris Boursnell; Ningze Pang; Kristoffer Forslund; Goran Ceric; Jody Clements; Andreas Heger; Liisa Holm; et al. (Nucleic Acids Res., 2012)