Communication Herbert Waldmann Corresponding Author E-mail address: herbert.waldmann@mpi-dortmund.mpg.de E-mail address: brigitte.rose@mpi-dortmund.mpg.de Max-Planck-Institut für Molekulare Physiologie, Chemische Biologie, Otto-Hahn-Str. 11, 44227 Dortmund, GERMANY Search for more papers by this author PDF PDF Share Abstract The prenyl‐protein chaperone PDEδ modulates the localization of lipidated proteins in the cell, but current knowledge about its biological function is limited.