=======================================
TgfbR1 coppt with Smurf1 requires Smad7
=======================================

  *** xTgfbR2[125I-Tgfb1-XL] copptby[WB] xSmurf1(C710A)"CIA"[tAb] is detectable
    *** cells: COS7<xTgfbR1><xSmad7> in BMS
    *** reqs: xSmad7 [omission]
    *** source: 11278251-Fig-1d
  *** xTgfbR1[125I-Tgfb1-XL] copptby[WB] xSmurf1(C710A)"CIA"[tAb] is detectable
    *** cells: COS7<xTgfbR2><xSmad7> in BMS
    *** reqs: xSmad7 [omission]
    *** source: 11278251-Fig-1d
  *** xTgfbR1[125I-Tgfb1-XL] copptby[WB] xSmurf1(C710A)"CIA"[tAb] is detectable
    *** cells: COS7<xTgfbR2><xSmad7> in BMS
    *** inhibited by: xSmad7(del(207-211))"PY-domain-deleted" [substitution]
    *** source: 11278251-Fig-1d

==================================================
TgfbR2 coppt with Smurf1 requires Smad7 PY domain
==================================================

  *** xTgfbR2[125I-Tgfb1-XL] copptby[WB] xSmurf1(C710A)"CIA"[tAb] is detectable
    *** cells: COS7<xTgfbR1><xSmad7> in BMS
    *** inhibited by: xSmad7(del(207-211))"PY-domain-deleted" [substitution]
    *** source: 11278251-Fig-1d

