TGFBR1, AAT5, ALK5, MSSE, SKR4, ALK-5, LDS1A, LDS2A, TGFR-1, ACVRLK4, Transforming growth factor-beta receptor type I, TGF-beta receptor type I, TbetaR-I, TGF-beta type I receptor, Serine, threonine-protein kinase receptor R4, SKR4, Activin A receptor ty