Concerted Evolution of Duplicated Control Regions within an Ostracod Mitochondrial Genome
Author(s) -
Katsunori Ogoh,
Yoshihiro Ohmiya
Publication year - 2006
Publication title -
molecular biology and evolution
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 6.637
H-Index - 218
eISSN - 1537-1719
pISSN - 0737-4038
DOI - 10.1093/molbev/msl132
Subject(s) - biology , ostracod , mitochondrial dna , genome , evolutionary biology , population , mtdna control region , genetics , gene , paleontology , haplotype , genotype , demography , sociology
The luminescent marine ostracod Vargula hilgendorfii comprises distinct populations around the Japanese islands. Its mitochondrial DNA is unusual, with duplicated control regions (CRs; CR#1 and CR#2). We determined the sequences of ostracod CRs in 7 different populations. The sequences of CR#1 and CR#2 within any population were extremely similar, above 99.7%; moreover, their derived evolutionary tree indicates that the pairs of CRs have evolved in concert within each mitochondrial genome. These results suggest that an exact replication mechanism controls the concerted evolution of CRs.
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