MDMX Promotes Proteasomal Turnover of p21 at G₁ and Early S Phases Independently of, but in Cooperation with, MDM2

Yetao Jin, Shelya X. Zeng, Xiao-Xin Sun, Hunjoo Lee, Christine Blattner, Zhixiong Xiao and Hua Lu

Molecular and Cellular Biology 28 ( 4 ): 1218 - 1229 , 2008