Predicted to enable RNA 7-methylguanosine cap binding activity and translation initiation factor activity. Predicted to act upstream of or within regulation of translation and translational initiation. Predicted to be part of eukaryotic translation initiation factor 4F complex. Is expressed in blood vessel; central nervous system; and sensory organ. Orthologous to human EIF4E3 (eukaryotic translation initiation factor 4E family member 3). [provided by Alliance of Genome Resources, Apr 2022]