. "\"Combining with a transforming growth factor beta (TGFbeta) and transmitting the signal from one side of the membrane to the other to initiate a change in cell activity by catalysis of the reaction: ATP protein serine = ADP + protein serine phosphate, and ATP + protein threonine = ADP + protein threonine phosphate.\" [GOC:mah, GOC:signaling]" . . "transforming growth factor beta-activated receptor activity" . "transforming growth factor beta receptor activity" . "TGF-beta receptor activity" . "TGFbeta receptor activity" . "TGFbeta-activated receptor activity" . "TGFbetaR" . "Note that this term represents an activity and not a gene product, and should only be used when the receptor binds the ligand TGFbeta. For binding to other growth factors, consider annotating to terms under 'transmembrane signaling receptor activity ; GO:0004888." . .