Endogenous retrovirus group FRD member 1,endogenous retrovirus group FRD, member 1,envelope polyprotein,envFRD,ERVFRDE1,GLLL6191,HERV-FRD,HERV-FRD provirus ancestral Env polyprotein,HERV-FRD_6p24.1 provirus ancestral Env polyprotein,HERV-W/FRD,syncytin 2
This endogenous retroviral envelope protein has retained its original fusogenic properties and participates in trophoblast fusion and the formation of a syncytium during placenta morphogenesis. The interaction with MFSD2A is apparently important for this