Besides EGF itself other family members include: Heparin-binding EGF-like growth factor (HB-EGF) transforming growth factor-α (TGF-α) Amphiregulin (AR) Epiregulin (EPR) Epigen Betacellulin (BTC) neuregulin-1 (NRG1) neuregulin-2 (NRG2) neuregulin-3 (NRG3) neuregulin-4 (NRG4).
Ademais do propio EGF, outros membros da familia son: Factor de crecemento de tipo EGF ligador da heparina (HB-EGF) Factor de crecemento transformante α (TGF-α) Anfirregulina (AR) Epirregulina (EPR) Epixén Betacelulina (BTC) Neurregulina-1 (NRG1) Neurregulina-2 (NRG2) Neurregulina-3 (NRG3) Neurregulina-4 (NRG4).