GREM1 GI:7019349 gremlin-1 precursor 1 msrtaytvga lllllgtllp aaegkkkgsq gaipppdkaq hndseqtqsp 50 51 qqpgsrnrgr gqgrgtampg eevlessqea lhvterkylk rdwcktqplk 100 101 qtiheegcns rtiinrfcyg qcnsfyiprh irkeegsfqs csfckpkkft 150 151 tmmvtlncpe lqpptkkkrv trvkqcrcis idld