Oncogenic and transcriptional cooperation with Ha-Ras requires phosphorylation of c-Jun on serines 63 and 73.
 
																	
																		
																	
																		
																	
																	
																		
																	
																		
																	
																	
																			
																					
    Smeal T, Binetruy B, Mercola DA, Birrer M, Karin M. Oncogenic and transcriptional cooperation with Ha-Ras requires phosphorylation of c-Jun on serines 63 and 73. Nature. 1991 Dec 12; 354(6353):494-6.