>tr|D6RDN7|D6RDN7_HUMAN SMAD family member 1 (Fragment) OS=Homo sapiens OX=9606 GN=SMAD1 PE=1 SV=1 MNVTSLFSFTSPAVKRLLGWKQGDEEEKWAEKAVDALVKKLKKKKGAMEELEKALSCPGQ PSNCVTIPRSLDGRLQVSHRKGLPHVIYCRVWRWPDLQSHHELKPLECCEFP