Recombination, GeneticHomologous RecombinationCrossing Over, GeneticRad52 DNA Repair and Recombination ProteinV(D)J RecombinationBase SequenceMeiosisMolecular Sequence DataIntegrasesDNA RepairModels, GeneticRad51 RecombinaseGene ConversionMutationRecombinasesDNA NucleotidyltransferasesChromosome MappingVDJ RecombinasesPlasmidsDNA Breaks, Double-StrandedDNA-Binding ProteinsEvolution, MolecularImmunoglobulin Class SwitchingPhylogenySaccharomyces cerevisiaeRec A RecombinasesGenetic VariationDNA, FungalAllelesAttachment Sites, MicrobiologicalChromosomes, FungalEscherichia coliDNASequence Analysis, DNADNA HelicasesImmunoglobulin Joining RegionChromosome PairingDNA DamageGenetic MarkersCrosses, GeneticGenes, RAG-1ExodeoxyribonucleasesGenetic LinkageGene RearrangementImmunoglobulin Switch RegionChromosomesRepetitive Sequences, Nucleic AcidGene TargetingBacteriophage lambdaDNA ReplicationSequence Homology, Nucleic AcidSaccharomyces cerevisiae ProteinsDNA, BacterialGenome, ViralExodeoxyribonuclease VSynaptonemal ComplexRestriction MappingRecombinational DNA RepairDNA, Single-StrandedDNA, CruciformEndodeoxyribonucleasesSelection, GeneticDNA Transposable ElementsCloning, MolecularBlotting, SouthernGene DeletionDNA, ViralAmino Acid SequenceChromosome InversionGene Rearrangement, B-LymphocytePolymerase Chain ReactionGenotypeGenes, FungalNucleic Acid HeteroduplexesChromosomes, BacterialSister Chromatid ExchangeDiploidyEndonucleasesCell LineRecQ HelicasesHaploidyDNA Repair EnzymesGenomic InstabilityPhenotypeGenetic VectorsTransformation, GeneticNuclear ProteinsDNA PrimersSequence AlignmentDNA, RecombinantGenes, BacterialGenes, ImmunoglobulinMutagenesis, InsertionalImmunoglobulin Variable RegionMutagenesisHaplotypesNucleic Acid ConformationFungal ProteinsChromosome BreakageBacterial Proteins