Article
Possible multiple origins of replication in primate mitochondria: Alternative role of tRNA sequences.
Journal of theoretical biology - 21 Jul 2006
Seligmann Hervé, Krishnan Neeraja M, Rao Basuthkar J
Abstract excerpt
DNA replication in vertebrate mitochondria is usually directional, leaving different portions of the genome single-stranded for different periods of time. During this time, mutations resulting from deaminations of cytosines to thymines and adenines to guanines accumulate on the heavy strand. Therefore, T/C and G/A ratios increase along mitochondrial genomes, proportionally to the time spent single-stranded during...
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