Archaeal ProteinsRNA, ArchaealArchaeaRibosome Subunits, Small, ArchaealMethanobacteriaceaeDNA, ArchaealGenes, ArchaealGenome, ArchaealMolecular Sequence DataAmino Acid SequenceArchaeal VirusesSequence Homology, Amino AcidGene Expression Regulation, ArchaealSulfolobusMethanococcalesCrenarchaeotaChromosomes, ArchaealMethanococcusSulfolobus solfataricusHaloferax volcaniiPyrococcus furiosusRibosome Subunits, Large, ArchaealPyrococcus abyssiPhylogenyArchaeoglobus fulgidusMethanosarcinaSulfolobus acidocaldariusPyrococcus horikoshii