Bacterial Proton-Translocating ATPases|Base Sequence|Binding Sites|Chlamydia trachomatis|Chromosome Mapping|Chromosomes, Bacterial|Computational Biology|Computer Graphics|DNA Restriction Enzymes|Databases, Genetic|Genes, Bacterial|Genes, rRNA|Genome, Bacterial|Methanococcus|Molecular Sequence Data|Phylogeny|Protein Subunits|RNA, Bacterial|RNA, Transfer|Software|User-Computer Interface