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 positive regulation of cellular protein metabolic process; positive regulation of meiosis I; and spermatogenesis. Predicted to be part of eukaryotic translation initiation factor 4F complex. Orthologous to human EIF4G3 (eukaryotic translation initiation factor 4 gamma 3). [provided by Alliance of Genome Resources, Apr 2022]