ACVR2B GI:116734708 activin A receptor, type IIB precursor 1 mtapwvalal lwgslcagsg rgeaetreci yynanweler tnqsglerce 50 51 geqdkrlhcy aswrnssgti elvkkgcwld dfncydrqec vateenpqvy 100 101 fcccegnfcn erfthlpeag gpevtyeppp taptlltvla ysllpiggls 150 151 livllafwmy rhrkppyghv dihedpgppp psplvglkpl qlleikargr 200 201 fgcvwkaqlm ndfvavkifp lqdkqswqse reifstpgmk henllqfiaa 250 251 ekrgsnleve lwlitafhdk gsltdylkgn iitwnelchv aetmsrglsy 300 301 lhedvpwcrg eghkpsiahr dfksknvllk sdltavladf glavrfepgk 350 351 ppgdthgqvg trrymapevl egainfqrda flridmyamg lvlwelvsrc 400 401 kaadgpvdey mlpfeeeigq hpsleelqev vvhkkmrpti kdhwlkhpgl 450 451 aqlcvtieec wdhdaearls agcveervsl irrsvngtts dclvslvtsv 500 501 tnvdlppkes si