>sp|O43541-2|SMAD6_HUMAN Isoform B of Mothers against decapentaplegic homolog 6 OS=Homo sapiens OX=9606 GN=SMAD6
MSRMGKPIETQKSPPPPYSRLSPRDEYKPLDLSDSTLSYTETEATNSLITAPGEFSDASM
SPDATKPSHWCSVAYWEHRTRVGRLYAVYDQAVSIFYDLPQGSGFCLGQLNLEQRSESVR
RTRSKIGFGILLSKEPDGVWAYNRGEHPIFVNSPTLDAPGGRALVVRKVPPGYSIKVFDF
ERSGLQHAPEPDAADGPYDPNSVRISFAKGWGPCYSRQFITSCPCWLEILLNNPR