Agnieszka S Juncker, Lars J Jensen, Andrea Pierleoni, Andreas Bernsel, Michael L Tress, Peer Bork, Gunnar von Heijne, Alfonso Valencia, Christos A Ouzounis, Rita Casadio, Søren Brunak
Genome Biol. 2009; 10(2): 206. Published online 2009 February 2. doi: 10.1186/gb-2009-10-2-206