>tr|D1LXE4|D1LXE4_SACKO Mothers against decapentaplegic homolog OS=Saccoglossus kowalevskii OX=10224 PE=2 SV=1 MSSMLPFTPPIVKRLLGWKKGDSEDKWSEKAVKSLVKRLKKTGSLDELEKSISNQDASTK CVTIPRSLDGRLQVSHRKGLPHVIYCRLWRWPDLQSHHELRAIDSCEFAFNLKRDEVCVN PYHYERVETPVLPPVLVPRQTGDIPTDFPPLDDYSTSIPENTNFPVGVEAQSILPETPPP GYMSEDGDNQDQSMDTSTPGGNGADAAASPNPSLDVQPVPYCEPPFWCSIAYYEMNTRVG ETFHASQPSLTVDGFTDPSNSERFCLGLLSNINRNQTIELTRRHIGKGVRLYYIGGEVFA ECLSESSIFVQSPQCNLRYGWHPATVCKIPPGCNLKIFNNQEFAALLSQSVNQGFEAVYQ LTRMCTIRMSFVKGWGAEYRRQTVTSTPCWIELHLNGPLQWLDRVLTQMGSPRVPCSSMS