Fig. 4: PARP1-Erk synergism mediates IEG expression.
From: Signal-induced PARP1-Erk synergism mediates IEG expression

A schematic diagram (in red) indicating the regulation of IEG expression by PARP1-Erk synergism as part of a signal transduction network (in gray and black) that mediates synaptic plasticity, MEF proliferation, and newborn cardiomyocyte development. (poly-ADP-ribosylated PARP1 and histone H1: pADPr-PARP1 and pADPr-H1, respectively; phosphorylated Erk and Elk1: pErk and pElk1, respectively; poly-ADP-ribosylated PARP1 bound to phosphorylated Erk; pADPr-PARP1
pErk)