FlagellaSperm TailFlagellinChlamydomonasAxonemeDyneinsChlamydomonas reinhardtiiMovementSpermatozoaBacterial ProteinsMicroscopy, ElectronSperm MotilitySea UrchinsCiliaTrypanosoma brucei bruceiMolecular Sequence DataProtozoan ProteinsMolecular Motor ProteinsLocomotionRNA, Ribosomal, 16SMicrotubulesVibrio alginolyticusGene Expression Regulation, BacterialMutationDNA, RibosomalPhylogenyBase CompositionSpirillumBacterial AdhesionDNA, BacterialMicroscopy, Electron, TransmissionGenes, BacterialAlgal ProteinsChemotaxisSequence Analysis, DNAAeromonas hydrophilaGenes, rRNAAmino Acid SequenceElectron Microscope TomographySalmonella typhimuriumSpirochaetaSperm MidpieceTubulinTreponemaSpirochaetalesSeawaterSpermatidsFimbriae, BacterialCentriolesVibrio parahaemolyticusCaulobacter crescentusAxonemal DyneinsRNA, BacterialSpecies SpecificityMicroscopy, Electron, ScanningEukaryota