Immunogen sequence: HKWIIAPKGF MANYCHGECP FSLTISLNSS NYAFMQALMH AVDPEIPQAV CIPTKLSPIS MLYQDNNDNV ILRHYEDMVV. GDF3 is a member of the bone morphogenetic protein (BMP) family and the TGF-beta superfamily. This group of proteins is characterized by a polyba