>gi|4757720 activin A receptor, type IB isoform a precursor [Homo sapiens]
MAESAGASSFFPLVVLLLAGSGGSGPRGVQALLCACTSCLQANYTCETDG
ACMVSIFNLDGMEHHVRTCIPKVELVPAGKPFYCLSSEDLRNTHCCYTDY
CNRIDLRVPSGHLKEPEHPSMWGPVELVGIIAGPVFLLFLIIIIVFLVIN
YHQRVYHNRQRLDMEDPSCEMCLSKDKTLQDLVYDLSTSGSGSGLPLFVQ
RTVARTIVLQEIIGKGRFGEVWRGRWRGGDVAVKIFSSREERSWFREAEI
YQTVMLRHENILGFIAADNKDNGTWTQLWLVSDYHEHGSLFDYLNRYTVT
IEGMIKLALSAASGLAHLHMEIVGTQGKPGIAHRDLKSKNILVKKNGMCA
IADLGLAVRHDAVTDTIDIAPNQRVGTKRYMAPEVLDETINMKHFDSFKC
ADIYALGLVYWEIARRCNSGGVHEEYQLPYYDLVPSDPSIEEMRKVVCDQ
KLRPNIPNWWQSYEALRVMGKMMRECWYANGAARLTALRIKKTLSQLSVQ
EDVKI