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Loss of genes for DNA recombination and repair in the reductive genome evolution of thioautotrophic symbionts of Calyptogena clams

Hirokazu Kuwahara, Yoshihiro Takaki, Shigeru Shimamura, Takao Yoshida, Taro Maeda, Takekazu Kunieda and Tadashi Maruyama*

BMC Evolutionary Biology 2011, 11:285  doi:10.1186/1471-2148-11-285

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