1998
Gene length and codon usage bias in Drosophila melanogaster , Saccharomyces cerevisiae and Escherichia coli
Moriyama E, Powell J. Gene length and codon usage bias in Drosophila melanogaster , Saccharomyces cerevisiae and Escherichia coli. Nucleic Acids Research 1998, 26: 3188-3193. PMID: 9628917, PMCID: PMC147681, DOI: 10.1093/nar/26.13.3188.Peer-Reviewed Original ResearchConceptsCodon usage biasUsage biasGene lengthDrosophila melanogasterLong genesHigher codon usage biasRibosomal protein genesEscherichia coliSynonymous codon usage biasD. melanogasterTranslational selectionShort genesProtein geneTranslational efficiencyEukaryotesMelanogasterGenesExpression levelsSaccharomycesEffective numberColiProkaryotesCodonOrganismsProtein
1997
Synonymous substitution rates in Drosophila: Mitochondrial versus nuclear genes
Moriyama E, Powell J. Synonymous substitution rates in Drosophila: Mitochondrial versus nuclear genes. Journal Of Molecular Evolution 1997, 45: 378-391. PMID: 9321417, DOI: 10.1007/pl00006243.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell NucleusDNA, MitochondrialDrosophilaDrosophila melanogasterEvolution, MolecularGenes, InsectModels, GeneticMutationTime FactorsConceptsSynonymous substitution ratesHigher synonymous substitution ratesNuclear genesMitochondrial genesSubstitution ratesDivergence time estimatesBase composition biasNuclear genomeSynonymous ratesHeterogeneity of ratesRelated speciesCodon usageBase compositionComposition biasMutation rateGenesDrosophilaMtDNATime estimatesTurnover rateTransversionsGenomeSpeciesDivergenceSubstitution number
1996
A molecular phylogeny for the Drosophila melanogaster subgroup and the problem of polymorphism data.
Caccone A, Moriyama E, Gleason J, Nigro L, Powell J. A molecular phylogeny for the Drosophila melanogaster subgroup and the problem of polymorphism data. Molecular Biology And Evolution 1996, 13: 1224-1232. PMID: 8896375, DOI: 10.1093/oxfordjournals.molbev.a025688.Peer-Reviewed Original ResearchConceptsDNA-DNA hybridization dataDNA sequence dataSequence dataD. sechelliaMelanogaster subgroupD. mauritianaHybridization dataNuclear DNA sequence dataPrevious DNA-DNA hybridization dataNew DNA sequence dataSerendipity alpha geneDrosophila melanogaster subgroupITS of rDNAD. simulansIsland speciesMolecular phylogenyDrosophila melanogasterPhylogenetic relationshipsSister statusIntraspecific polymorphismPhylogenetic standpointRelated speciesPhylogenetic inferenceMost speciesParallel evolution
1994
Molecular techniques in population genetics: A brief history
Powell J. Molecular techniques in population genetics: A brief history. EXS 1994, 69: 131-156. PMID: 7994104, DOI: 10.1007/978-3-0348-7527-1_8.Peer-Reviewed Original Research
1990
Regulation of the segmentation gene fushi tarazu has been functionally conserved in Drosophila.
Maier D, Preiss A, Powell J. Regulation of the segmentation gene fushi tarazu has been functionally conserved in Drosophila. The EMBO Journal 1990, 9: 3957-3966. PMID: 2174353, PMCID: PMC552166, DOI: 10.1002/j.1460-2075.1990.tb07616.x.Peer-Reviewed Original ResearchConceptsSegmentation gene fushi tarazuFtz geneFushi tarazuD. melanogasterUpstream elementEvolution of DrosophilaEntire regulatory networksSegmentation genesMillions of yearsRegulatory networksRegulatory elementsStrong homologySpecific enhancersGene productsUpstream regionUnrelated sequencesTransformation experimentsGenesDrosophilaMelanogasterOverall organizationRegulationFTZHomologuesHomology
1986
Rates of nucleotide substitution in Drosophila mitochondrial DNA and nuclear DNA are similar.
Powell J, Caccone A, Amato G, Yoon C. Rates of nucleotide substitution in Drosophila mitochondrial DNA and nuclear DNA are similar. Proceedings Of The National Academy Of Sciences Of The United States Of America 1986, 83: 9090-9093. PMID: 3097641, PMCID: PMC387080, DOI: 10.1073/pnas.83.23.9090.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiological EvolutionCell NucleusDNADNA, MitochondrialDrosophilaDrosophila melanogasterNucleic Acid DenaturationTetraethylammoniumTetraethylammonium CompoundsConceptsNuclear DNANucleotide substitutionsSingle-copy nuclear DNADrosophila mitochondrial DNADNA sequence dataMajority of DNADrosophila yakubaDrosophila melanogasterMitochondrial DNASequence dataBase pair mismatchesDNA hybridsDNAMitochondriaDNA hybridizationYakubaEukaryotesDrosophilaMelanogasterMtDNAsInvertebratesVertebratesChloroplastsMtDNAOrganelles