Nuclear Localization of Type IIβ PIPkin in DT40 Cells
Author Information
Author(s): Richardson Jonathan P., Wang Minchuan, Clarke Jonathan H., Patel Ketan J., Irvine R.F.
Primary Institution: Department of Pharmacology, University of Cambridge
Hypothesis
Is the endogenous Type IIβ PIPkin localized in the nucleus of DT40 cells?
Conclusion
The study confirms that the endogenous Type IIβ PIPkin is primarily localized in the nucleus of DT40 cells.
Supporting Evidence
- Previous studies suggested that PIPkin IIβ might be nuclear based on transfected cells.
- Genomic tagging confirmed the nuclear localization of the endogenous PIPkin IIβ.
- Immunoprecipitation showed that tagged PIPkin IIβ was active.
Takeaway
Scientists wanted to see if a protein called PIPkin IIβ is found in the nucleus of certain cells, and they found out that it is!
Methodology
The researchers used homologous recombination in DT40 cells to tag the PIPkin IIβ protein and then analyzed its localization through immunoprecipitation and fractionation.
Limitations
The study does not provide a complete understanding of the cytoplasmic presence of PIPkin IIβ due to potential leakage during fractionation.
Statistical Information
P-Value
p<0.01
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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