title: Ancient locomotion: prokaryotic motility systems.
mesh_terms: D008841:Actin Cytoskeleton / Q000502:physiology / Q000648:ultrastructure; D001419:Bacteria / Q000235:genetics / Q000648:ultrastructure; D018407:Bacterial Physiological Phenomena; D000458:Cyanobacteria / Q000502:physiology* / Q000648:ultrastructure; D005407:Flagella / Q000502:physiology* / Q000648:ultrastructure; D005798:Genes, Bacterial; D008870:Microtubules / Q000502:physiology / Q000648:ultrastructure; D009068:Movement; D009179:Mycoplasmatales / Q000502:physiology / Q000648:ultrastructure; D009231:Myxococcales / Q000502:physiology / Q000648:ultrastructure; D013144:Spirochaetales / Q000502:physiology / Q000648:ultrastructure