Activated ERKs (ERK1 i.e. MAPK3 and ERK2 i.e. MAPK1) phosphorylate ERF on threonine residue T526 and possibly other sites. The threonine T526 seems to be the dominant phosphorylation site and its functional relevance has been established (Sgouras et al. 1995, Le Gallic et al. 2004).
Cohen, P, Mavrothalassitis, G, Le Gallic, L, Biteau, B, Virgilio, L
Mavrothalassitis, GJ, Fisher, RJ, Blair, DG, Athanasiou, MA, Beal, GJ, Sgouras, DN
protein serine/threonine kinase activity of p-T,Y MAPK dimers [nucleoplasm]
© 2023 Reactome