. . . . . . . . . . . . . . . . "kin(p(HGNC:TGFBR1)) => p(HGNC:SMAD2,pmod(P,S))" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "Smad7 negatively regulates transforming growth factor (TGF)-beta superfamily signaling by binding to activated type I receptors, thereby preventing the phosphorylation of receptor-regulated Smads (R-Smads), as well as by recruiting HECT-type E3 ubiquitin ligases to degrade type I receptors through a ubiquitin-dependent mechanism." . . "Selventa" . . . . "2014-07-03T14:30:25.284+02:00"^^ . . .