the dpp polypeptide bears a sufficiently close relationship to two bone morphogenesis proteins ( bmp-2a and bmp-2b ) identified in mammals ( wozney et al . 1988 , science 242 , 1528-1534 ) to warrant the suggestion that dpp and the bmp-2s are the descendants of a common ancestral gene .
C0527443
bmp-2a
C0053932
bmp