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A popular engagement at the ends

Three recent studies converged on a specific protein-protein interface between TPP1 and telomerase as being crucial for the regulation of both telomerase recruitment and processivity in mammalian cells. An equivalent interaction appears to exist in budding yeast, making this a nearly universal means of telomerase regulation.

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Figure 1: The telomere-telomerase interaction network in budding yeast and mammals.
Figure 2: The telomerase-binding surface of Tpp1 and Saccharomyces cerevisiae Est3.

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Correspondence to Neal F. Lue.

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Lue, N., Yu, E. & Lei, M. A popular engagement at the ends. Nat Struct Mol Biol 20, 10–12 (2013). https://doi.org/10.1038/nsmb.2483

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