LotusMesorhizobiumAlphaproteobacteriaRhizobiaceaeRoot Nodules, PlantSymbiosisNitrogen FixationRhizobiumPlant Root NodulationPlant RootsProteobacteriaFabaceaeBradyrhizobiumCaraganaBacterial ProteinsMolecular Sequence DataMycorrhizaeSinorhizobium melilotiAgrobacterium tumefaciensNelumboRobiniaAlbizziaPhylogenyClitoriaAstragalus PlantGenes, BacterialDNA, BacterialPlant ProteinsSinorhizobiumRNA, Ribosomal, 16SCloning, MolecularGene Expression Regulation, BacterialGenome, BacterialAmino Acid SequenceMultigene FamilyMutationDNA, RibosomalCicerSequence Analysis, DNACrystallography, X-RayRosalesBase SequenceDesert ClimateModels, MolecularGlycyrrhiza uralensisGenes, rRNA