CystoviridaeBacteriophage phi 6BacteriophagesBacteriophage phi X 174RNA, Double-StrandedBacillus PhagesColiphagesLysogenyRNA PhagesDNA, ViralBacteriophage T4DNA VirusesDNA PackagingBacteriophage lambdaViral ProteinsBacillus subtilisEscherichia coliBacteriophage T7T-PhagesGenes, ViralStaphylococcus PhagesPseudomonas PhagesBacteriophage muCapsidPseudomonasMutation