RNA, UntranslatedRNA, BacterialGenome, BacterialRNA, Small UntranslatedHost Factor 1 ProteinRNA, ArchaealGene Expression Regulation, BacterialSequence Analysis, RNAPyrococcus abyssiRNA, PlantBase PairingRNA, AntisenseRNA, GuideBase SequenceCaricaRNA StabilityNucleic Acid ConformationDNA, IntergenicBacterial ProteinsMicroRNAsRegulatory Sequences, Ribonucleic AcidHigh-Throughput Nucleotide SequencingEscherichia coli ProteinsMolecular Sequence DataSinorhizobium melilotiEscherichia coliGene Expression Regulation, ArchaealProchlorococcusRNA, Small NucleolarRNA, MessengerHaloferax volcaniiMethanosarcinaSigma FactorRNA Processing, Post-TranscriptionalGenomicsComputational BiologyRNA, Ribosomal, 5SRNA, Small InterferingRiboswitch5' Untranslated RegionsArchaeal ProteinsEscherichia coli K12RegulonMolecular Sequence AnnotationVibrio choleraeGene Expression Regulation, PlantProtein BiosynthesisGene Expression ProfilingAlphaproteobacteriaGene LibraryConserved SequenceArgonaute ProteinsMutationEndoribonucleasesBlotting, NorthernBinding SitesGene Regulatory NetworksRNA, TransferRNARNA InterferenceGenome, PlantSoftwareSequence AlignmentTranscription, GeneticGenes, BacterialTranscriptomeSequence Homology, Nucleic AcidArabidopsis