Phosphorylation of SMAD2,3 by Activin:Activin Receptor (Homo sapiens)
phosphorylation of smad2,3 by activin:activin receptor (homo sapiens)
Phosphorylation of SMAD2,3 by Activin:Activin Receptor (Homo sapiens)
phosphorylation of smad2,3 by activin:activin receptor (homo sapiens)