Predicted to enable mRNA binding activity and translation initiation factor activity. Predicted to be involved in translational initiation. Predicted to act upstream of or within translation. Predicted to be part of eukaryotic translation initiation factor 4F complex. Human ortholog(s) of this gene implicated in late onset Parkinson's disease. Orthologous to human EIF4G1 (eukaryotic translation initiation factor 4 gamma 1).