>6h3r_B mol:protein length:139 Mothers against decapentaplegic homologGSSPVVKRLLGWKKSAGGSGGAGGGEQNGQEEKWSEKAVKSLVKKLKKTGRLDELEKAITTQNMNTKCVTIPRSLDGRLQVSHRKGLPHVIYCRLWRWPDLHSHHELKAIENCEYAFNLKKDEVCVNPYHYQRVETPSS