The Chimaeric Origin of Mitochondrial Protein Import and Targeting

6 The Chimaeric Origin of Mitochondrial Protein Import and Targeting 

Neither a clear evolutionary homologue nor a functional equivalent of Tom70 has been detected in bikonts, though one was recently found in Amoebozoa (Wojtkowska et al. 2005), so Tom70 goes back at least to the ancestral unikont and is not opisthokont-specific. While my suggestion that 

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