Rhizobium leguminosarumRhizobiumSymbiosisFabaceaePeasNitrogen FixationPlants, MedicinalViciaVicia sativaTrifoliumGenes, BacterialBacterial ProteinsCosmidsLens PlantMedicagoLipid AMolecular Sequence DataHydrogenaseRoot Nodules, PlantSinorhizobium melilotiGene Expression Regulation, BacterialPlasmidsRhizobiaceaePolysaccharides, BacterialSugar AcidsDNA, BacterialPlant RootsPlant Root NodulationFlavanonesMutationCarbohydrate SequenceGenetic Complementation TestGuanosine Diphosphate MannoseBase SequenceDicarboxylic AcidsSpecies SpecificityRhizobium etliDicarboxylic Acid TransportersAmino Acid SequenceMutagenesis, InsertionalRhizobium tropiciOperonPlant ExudatesLipopolysaccharidesPlantsNitrogenaseArtificial Gene FusionFructokinasesCloning, MolecularHydroxy AcidsEscherichia coli4-ButyrolactoneMannosyltransferasesAcetyleneSequence Homology, Amino AcidPhaseolusGlycolipidsMedicago sativaLeghemoglobinSequence Analysis, DNABradyrhizobiumAcyltransferasesSoil MicrobiologyPulmonary Diffusing CapacityBiosynthetic PathwaysDNA Transposable Elements