Phylogeny of Drosophila and Related Genera Inferred from the Nucleotide Sequence of the Cu,Zn Sod Gene
J Mol Evol (1994) 38:443454 Journal of Molecular Evolution © Springer-VerlagNew York Inc. 1994 Phylogeny of Drosophila and Related Genera Inferred from the Nucleotide Sequence of the Cu,Zn Sod Gene Jan Kwiatowski, 1,2 Douglas Skarecky, 1 Kevin Bailey, 1 Francisco J. Ayala 1 I Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92717, USA 2 Institute of Botany, Warsaw University, 00-478 Warsaw, Poland Received: 20 March 1993/Revised: 31 August 1993/Accepted: 30 September 1993 Abstract. The phylogeny and taxonomy of the dro- book of Genetics. Plenum Press, New York, pp. 421- sophilids have been the subject of extensive investiga- 469, 1975) phylogeny; are inconsistent in some impor- tions. Recently, Grimaldi (1990) has challenged some tant ways with Grimaldi's (Bull. Am. Museum Nat. Hist. common conceptions, and several sets of molecular da- 197:1-139, 1990) cladistic analysis; and also are in- ta have provided information not always compatible consistent with some inferences based on mitochondri- with other taxonomic knowledge or consistent with al DNA data. The Sod results manifest how, in addition each other. We present the coding nucleotide sequence to the information derived from nucleotide sequences, of the Cu,Zn superoxide dismutase gene (Sod) for 15 structural features (i.e., the deletion of an intron) can species, which include the medfly Ceratitis capitata help resolve phylogenetic issues. (family Tephritidae), the genera Chymomyza and Za- prionus, and representatives of the subgenera Dor- Key words: Superoxide dismutase gene -- Drosophi- silopha, Drosophila, Hirtodrosophila, Scaptodrosophi- la phylogeny -- Nucleotide sequence -- Medfly Ce- la, and Sophophora.
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