PR:000000038	BMP receptor-regulated smad protein	R-SMAD(BMP)		participates_in	GO:0030509	BMP signaling pathway			PANTHER:PTHR13703:SF19|PIRSF:PIRSF500500	ISS		PANTHER:PTHR13703:SF19|PIRSF:PIRSF500500	PANTHER:PTHR13703:SF19|PIRSF:PIRSF500500	20080301	PRO:CNA