. "Reviewed: Huang, Tao, 2012-05-14"^^ . "Authored: Orlic-Milacic, M, 2012-04-04"^^ . "Edited: Jassal, B, 2012-04-10"^^ . "SMAD2/3:SMAD4 heterotrimer binds SMAD binding site in the promoter of JUNB transcription factor and in cooperation with AP-1 transcription factors, which bind to an adjacent promoter element, stimulates transcription of JUNB gene (Wong et al. 1999)."^^ . . . . . . "SMAD2/3:SMAD4 complex positively regulates JUNB transcription"^^ . . .