Figure 6.
ERK1/2 phosphorylate JunB on Ser256 in vivo. (A) NIH 3T3 cells were stimulated with PMA in the presence or absence of PD184352. Lysates were analyzed by immunoblotting with a specific anti-JunB (Ser256) antibody. (B) Schematic representation of mouse JunB structure. Source data for this figure is available on the online supplementary information page.