Nature CommunicationsTwo types of sheathed archaellum structures from Haloarcula marismortui differ in their outer layer architecturesVladimir A. MeshcheryakovJaekyung HyunSatoshi ShibataAlexey S. SyutkinMikhail G. PyatibratovMatthias Wolf2026-05-06Full textDOI https://doi.org/10.1038/s41467-026-72670-8