Article
A multistep, GTP-driven mechanism controlling the dynamic cycling of nucleostemin.
The Journal of cell biology - 17 Jan 2005
Tsai Robert Y L, McKay Ronald D G
Abstract excerpt
Nucleostemin (NS) was identified as a stem cell- and cancer cell-enriched nucleolar protein that controls the proliferation of these cells. Here, we report the mechanism that regulates its dynamic shuttling between the nucleolus and nucleoplasm. The nucleolar residence of nucleostemin involves a transient and a long-term binding by the basic and GTP-binding domains, and a dissociation mechanism mediated by the...
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