TGFb -> 0
TGFb_R2_surface -> 0
0 -> Active_R2
Active_R2 -> 0
0 -> TGFb_R2_surface
0 -> TGFb
Active_R2 + TGFb_R1_surface -> Active_Rec
Active_Rec -> Active_R2 + TGFb_R1_surface
Active_Rec_endo -> TGFb_In + TGFb_R1_endo
Active_Rec_endo -> TGFb_In + TGFb_R2_endo
Active_Rec_endo -> TGFb_R1_endo + TGFb_R2_endo
TGFb_R1_endo -> 0
TGFb_R2_endo -> 0
Active_Rec + S7 -> Inactive_Rec
Inactive_Rec -> Active_Rec + S7
Inactive_Rec -> S7 + TGFb_R1_surface + TGFb_R2_surface
Inactive_Rec -> S7 + TGFb_In + TGFb_R1_surface
TGFb_R1_surface -> TGFb_R1_endo
TGFb_R2_surface -> TGFb_R2_endo
TGFb_R1_endo -> TGFb_R1_surface
TGFb_R2_endo -> TGFb_R2_surface
Active_Rec -> Active_Rec_endo
Active_Rec_endo -> TGFb_In + TGFb_R1_endo + TGFb_R2_endo
TGFb_In -> 0
S2_c -> pS2_c
S4_c + 2*pS2_c -> pS2_pS2_S4_c
pS2_pS2_S4_c -> S4_c + 2*pS2_c
S4_n + 2*pS2_n -> pS2_pS2_S4_n
pS2_pS2_S4_n -> S4_n + 2*pS2_n
3*pS2_c -> pS2_pS2_pS2_c
3*pS2_n -> pS2_pS2_pS2_n
pS2_pS2_pS2_n -> 3*pS2_n
pS2_pS2_pS2_c -> 3*pS2_c
S2_c -> S2_n
S2_n -> S2_c
S4_c -> S4_n
S4_n -> S4_c
pS2_c -> pS2_n
pS2_n -> pS2_c
pS2_pS2_S4_c -> pS2_pS2_S4_n
pS2_pS2_pS2_c -> pS2_pS2_pS2_n
pS2_n -> S2_n
pS2_pS2_S4_n -> S2_n + S4_n + pS2_n
0 -> S2_c
0 -> S4_c
0 -> TGFb_R1_surface
0 -> TGFb_R2_surface
0 -> Smad7mRNA1
Smad7mRNA1 -> Smad7mRNA
0 -> S7
S2_c -> 0
S2_n -> 0
pS2_n -> 0
pS2_c -> 0
S4_c -> 0
S4_n -> 0
pS2_pS2_S4_c -> S4_c + pS2_c
pS2_pS2_S4_c -> 2*pS2_c
pS2_pS2_pS2_c -> 2*pS2_c
pS2_pS2_S4_n -> S4_n + pS2_n
pS2_pS2_S4_n -> 2*pS2_n
pS2_pS2_pS2_n -> 2*pS2_n
Smad7mRNA1 -> 0
Smad7mRNA -> 0
S7 -> 0