On the cover

Left: Crystal engineering allows us to proceed from local design to the control of collective behaviour in order to rationalize the design of metallo-organic materials with flexible dynamic frameworks, able to create pores on demand to accommodate small guest molecules. (Courtesy of Alessia Bacchi)
Right: A cryo-electron microscopy structure of the E. coli co-translational targeting complex and the corresponding quasi-atomic model (below) of the signal recognition particle (green-yellow/orange) and its receptor (pink). (Courtesy of Christiane Schaffitzel)
Bottom: End-on view of the cryo-EM structure of the bacterial surveillance complex Cascade showing the location of the crRNA. (Courtesy of Eva Nogales)

Editorial and production

Judith L. Flippen-Anderson, William L. Duax Editors
Patricia Potter Newsletter Design & Production
Jane Griffin Assistant Editor

Contributors

J. C. Andrews, P. Bombicz, D. Chattopadhyay, A. Guerri, S. Hernández-Ortega, M. Jaskolski, V. C. Kravtsov, E. Matczak-Jon, I. M. Mavridis, L. B. McCusker, E. A. Merritt, G. Orpen, O. Petrov, M. Rossman, D. Siliqi, D. Stock, D. Watkin, T. R. Welberry, Y. Yamada.