Probably acts as a transcriptional activator. Binds to the GCC-box pathogenesis-related promoter element. May be involved in the regulation of gene expression by stress factors and by components of stress signal transduction pathways. Acts as an essential integrator of the JA and ethylene signal transduction pathways. Activates the expression of the PDF1.2A gene. Belongs to the AP2/ERF transcription factor family. ERF subfamily.