作者: Dina Vlachou , Katia Komitopoulou
DOI: 10.1016/S0378-1119(01)00482-6
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摘要: Abstract We present a total of approximately 15 kb DNA sequences, encompassing four chorion genes Ccs18, Ccs15, Ccs19, Cc16 and their flanking in the medfly C. capitata. Comparison coding regions, introns intergenic sequences five Dipteran species, D. melanogaster, subobscura, virilis, grimshawi capitata documented an extensive divergence but few well conserved elements proximal 5′ regions all species. These are related to regulatory features three genes, including tissue- temporal regulation. In fourth, gene s15, significant alterations region may be responsible for its changed regulation One long sequence, located distal s18, is homologous ACE3, major amplification control element contains 80-bp A/T-rich known stimulate strong binding origin recognition complex (ORC) melanogaster. Analysis nucleotide composition melanogaster showed that exhibit less biased representation synonymous codons than does