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. 2014 Aug 29;289(41):28595–28606. doi: 10.1074/jbc.M114.596056

FIGURE 5.

FIGURE 5.

Ubiquitination-deficient TPP1 mutants are able to interact with TIN2, POT1, CTC1-STN1, and telomerase. Cells were co-transfected with the indicated constructs. 48 h post-transfection, extracts were prepared followed by anti-HA immunoprecipitation (IP) and Western blot analysis. TPP1(WT)-3xHA and ubiquitination-deficient mutants interact with TIN1–3xFLAG (A), POT1–3xFLAG (B), telomerase (C), and CTC1–3xFLAG/STN1-V5 (D). EV, empty vector.