%0 Journal Article %T Functional Characterization of Human RSK4, a New 90-kDa Ribosomal S6 Kinase, Reveals Constitutive Activation in Most Cell Types * %A Dümmler, Bettina A. %A Hauge, Camilla %A Silber, Joachim %A Yntema, Helger G. %A Kruse, Lars S. %A Kofoed, Birte %A Hemmings, Brian A. %A Alessi, Dario R. %A Frödin, Morten %J Journal of Biological Chemistry %V 280 %N 14 %P 13304-13314 %@ 0021-9258 %D 2005-04-08 %I Elsevier %~ DeepDyve