>sp|P27041|AVR2B_XENLA Activin receptor type-2B OS=Xenopus laevis GN=acvr2b MGASVALTFLLLLATFRAGSGHDEVETRECIYYNANWELEKTNQSGVERLVEGKKDKRLH CYASWRNNSGFIELVKKGCWLDDFNCYDRQECIAKEENPQVFFCCCEGNYCNKKFTHLPE VETFDPKPQPSASVLNILIYSLLPIVGLSMAILLAFWMYRHRKPSYGHVEINEDPGLPPP SPLVGLKPLQLLDIKARGRFGCVWKARLLNEYVAVKIFPVQDKQSWQCEKEIFTTPGMKH ENLLEFIAAEKRGSNLEMELWLITAFHDKGSLTDYLKGNLVSWNELCHITETMARGLAYL HEDVPRCKGEGHKPAIAHRDFKSKNVLLRNDLTAILADFGLAVRFEPGKPPGDTHGQVGT RRYMAPEVLEGAINFQRDSFLRIDMYAMGLVLWEIVSRCTAADGPVDEYLLPFEEEIGQH PSLEDLQEVVVHKKIRPVFKDHWLKHPGLAQLCVTIEECWDHDAEARLSAGCVEERISQI RKSVNGTTSDCLVSIVTSVTNVDLPPKESSI