The LD loop as an important structural element required for transmission of the allosteric signal in the HtrA (DegP) protease from Escherichia coli. - Figaj, Donata; Gieldon, Artur; Bartczak, Marlena; Koper, Tomasz; Zarzecka, Urszula; Lesner, Adam; Lipinska, Barbara; Skorko ‐ Glonek, Joanna (FEBS Journal, 2016)