5073
IFNalpha-stimulated tyrosine phosphorylation of Jak1 and the alpha subunit of the IFN-alpha receptor were unaffected by phorbol 12-myristate 13-acetate ( PMA ).
 ( protein: alpha subunit, None) , ( protein: Jak1, None) , ( protein: IFN-alpha receptor, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: alpha subunit, None) , ( protein: Jak1, None) , ( protein: IFN-alpha receptor, None) 