Article
Mutations in Fbx4 inhibit dimerization of the SCF(Fbx4) ligase and contribute to cyclin D1 overexpression in human cancer.
Cancer cell - 8 Jul 2008
Barbash Olena, Zamfirova Petia, Lin Douglas I, Chen Xiangmei, Yang Ke, Nakagawa Hiroshi, Lu Fengmin, Rustgi Anil K, Diehl J Alan
Abstract excerpt
SCF(Fbx4) was recently identified as the E3 ligase for cyclin D1. We now describe cell-cycle-dependent phosphorylation and dimerization of Fbx4 that is regulated by GSK3beta and is defective in human cancer. We present data demonstrating that a pathway involving Ras-Akt-GSK3beta controls the temp...
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