MOTHERS AGAINST DECAPENTAPLEGIC HOMOLOG 1 (SMAD 1) (MOTHERS AGAINST DPP HOMOLOG 1) (MAD-RELATED PROTEIN 1) (TRANSFORMING GROWTH FACTOR- BETA SIGNALING PROTEIN-1) (BSP-1) (HSMAD1) (JV4-1). [Source:SWISSPROT;Acc:Q15797]