Predicted to enable 7S RNA binding activity and semaphorin receptor activity. Predicted to be involved in SRP-dependent cotranslational protein targeting to membrane and semaphorin-plexin signaling pathway. Predicted to be part of signal recognition particle. Is an ortholog of C. elegans
plx-1. In C. elegans,
plx-1 is involved in epidermis development; nematode male tail mating organ morphogenesis; and nematode male tail tip morphogenesis.