Contact: Paul Preuss
DOE/Lawrence Berkeley National Laboratory
Caption: The motile structures in Bacteria and Archaea: the archaellum (center) functions like a bacterial flagellum but its structure resembles a bacterial Type IV pilus.
Credit: Sonja-Verena Albers of the MacPlanck Institute of Terrestrial Microbiology
Usage Restrictions: with credit as given
Related news release: Revealing the secrets of motility in archaea