Article
Human APC sequesters beta-catenin even in the absence of GSK-3beta in a Drosophila model.
Oncogene - 10 Apr 2008
Rao P R, Makhijani K, Shashidhara L S
Abstract excerpt
There have been conflicting reports on the requirement of GSK-3beta-mediated phosphorylation of the tumor suppressor adenomatous polyposis coli (APC) vis-à-vis its ability to bind and degrade beta-catenin. Using a unique combination of loss of function for Shaggy/GSK-3beta and a gain of function for human APC in Drosophila, we show that misexpressed human APC (hAPC) can still sequester Armadillo/beta-catenin. In...
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