2012
Codon Deviation Coefficient: a novel measure for estimating codon usage bias and its statistical significance
Zhang Z, Li J, Cui P, Ding F, Li A, Townsend JP, Yu J. Codon Deviation Coefficient: a novel measure for estimating codon usage bias and its statistical significance. BMC Bioinformatics 2012, 13: 43. PMID: 22435713, PMCID: PMC3368730, DOI: 10.1186/1471-2105-13-43.Peer-Reviewed Original ResearchConceptsCodon usage biasNucleotide compositionUsage biasGenome evolutionGene functionProtein functionCodon usageNatural selectionCodon positionsTranslational efficiencySelective pressureSequence compositionGene expressionSequence analysisSimulated sequencesSequenceGenomeGenesFundamental importanceMutationsInformative estimationExpression
2003
Horizontal Acquisition of Divergent Chromosomal DNA in Bacteria: Effects of Mutator Phenotypes
Townsend JP, Nielsen KM, Fisher DS, Hartl DL. Horizontal Acquisition of Divergent Chromosomal DNA in Bacteria: Effects of Mutator Phenotypes. Genetics 2003, 164: 13-21. PMID: 12750317, PMCID: PMC1462543, DOI: 10.1093/genetics/164.1.13.Peer-Reviewed Original ResearchMeSH KeywordsData Interpretation, StatisticalEscherichia coliEvolution, MolecularGene Transfer, HorizontalGenetic VariationModels, GeneticConceptsGenetic variabilityDNA fragmentsBacterial populationsMore amino acid changesSpecific amino acid substitutionsAmino acid changesAmino acid substitutionsStudy of recombinationPresence of mutatorsRate of adaptationEnvironmental DNALong DNA fragmentsBacterial adaptationAdaptive potentialMutator phenotypeHorizontal acquisitionChromosomal DNAPopulation adaptationAcid substitutionsAcid changesMutatorDonor bacteriaE. coliPhenotypeDivergence
2000
Solvent Accessibility and Purifying Selection Within Proteins of Escherichia coli and Salmonella enterica
Bustamante CD, Townsend JP, Hartl DL. Solvent Accessibility and Purifying Selection Within Proteins of Escherichia coli and Salmonella enterica. Molecular Biology And Evolution 2000, 17: 301-308. PMID: 10677853, DOI: 10.1093/oxfordjournals.molbev.a026310.Peer-Reviewed Original ResearchConceptsSecondary structure elementsSolvent accessibilityEscherichia coliAmino acid sizeAmino acid polymorphismsSalmonella entericaPurifying selectionMolecular evolutionNeutral theoryProtein foldingPolymorphic sequence variationsSynonymous polymorphismSequence variationProtein structureAcid polymorphismsSecondary structureAmino acidsAcid sizePolymorphismProteinColiEntericaObserved variationSelectionFoldingThe Kinetics of Transposable Element Autoregulation
Townsend J, Hartl D. The Kinetics of Transposable Element Autoregulation. Genetica 2000, 108: 229. PMID: 11294609, DOI: 10.1023/a:1004172703790.Peer-Reviewed Original Research