Article
Tumor suppressor ASXL1 is essential for the activation of INK4B expression in response to oncogene activity and anti-proliferative signals.
Cell research - 1 Nov 2015
Wu Xudong, Bekker-Jensen Ida Holst, Christensen Jesper, Rasmussen Kasper Dindler, Sidoli Simone, Qi Yan, Kong Yu, Wang Xi, Cui Yajuan, Xiao Zhijian, Xu Guogang, Williams Kristine, Rappsilber Juri, Sønderby Casper Kaae, Winther Ole, Jensen Ole N, Helin Kristian
Abstract excerpt
ASXL1 mutations are frequently found in hematological tumors, and loss of Asxl1 promotes myeloid transformation in mice. Here we present data supporting a role for an ASXL1-BAP1 complex in the deubiquitylation of mono-ubiquitylated lysine 119 on Histone H2A (H2AK119ub1) in vivo. The Polycomb group proteins control the expression of the INK4B-ARF-INK4A locus during normal development, in part through catalyzing...
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