Molecular evolution of the insect chemoreceptor gene superfamily in Drosophila melanogaster
Robertson HM, Warr CG, Carlson JR. Molecular evolution of the insect chemoreceptor gene superfamily in Drosophila melanogaster. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 14537-14542. PMID: 14608037, PMCID: PMC304115, DOI: 10.1073/pnas.2335847100.Peer-Reviewed Original ResearchConceptsMolecular evolutionDrosophila melanogasterGustatory receptor proteinsAlternative splice formsN-terminal exonsGR geneChemoreceptor genesTandem clustersAncestral intronsAncient superfamilyDrosophila genomeIntron evolutionDivergent cladesAdditional intronPolymorphic pseudogenesInsect chemoreceptorCommon ancestorAlternative splicingPhylogenetic analysisGR familyOdorant receptorsSplice formsX chromosomeSugar trehaloseIntrons