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Cell biology

Proteolytic relay comes to an end

The cellular protein-degrading machinery detects target proteins by the signals they display. One such signal works for artificial test proteins, but only now has a natural equivalent been found.

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Figure 1: The role of protein breakdown in separation of sister chromatids during cell division in yeast.

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Scheffner, M., Whitaker, N. Proteolytic relay comes to an end. Nature 410, 883–885 (2001). https://doi.org/10.1038/35073728

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