Structural basis for c-di-GMP-mediated inside-out signaling controlling periplasmic proteolysis - Navarro, Marcos Vicente de Albuquerque Salles; Newell, Peter D.; Krasteva, Petya V.; Chatterjee, Debashree; Madden, Dean R.; O'Toole, George A.; Sondermann, Holger (PLoS Biology, 2011)