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Cell biology

Two pores better than one?

The movement of proteins through a cell's membrane requires a dedicated molecular machine. A glimpse of this apparatus in action shows that it has two channels, and hints at how these pores might be regulated.

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Figure 1: Initial stages of the translocase mechanism, a model proposed by Mitra et al.1.


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Driessen, A. Two pores better than one?. Nature 438, 299–300 (2005).

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