| Modifier | Substrate | Residue | Sequence | Mechanism/Effect | PMID | Interaction ID |
|---|---|---|---|---|---|---|
| ERK1/2 | SMAD4 | Thr277 | GSRTAPYtPNLPHHQ | phosphorylation up-regulates | 12801888 | SIGNOR-244739 |
| MAPK3 | SMAD4 | Thr277 | GSRTAPYtPNLPHHQ | phosphorylation up-regulates | 12801888 | SIGNOR-101664 |
| MAPK1 | SMAD4 | Thr277 | GSRTAPYtPNLPHHQ | phosphorylation up-regulates | 12801888 | SIGNOR-101660 |
| Enzyme | Effect | Phosphosite | Effect | Target | PMID | Interaction ID |
|---|---|---|---|---|---|---|
| ERK1/2 | phosphorylation up-regulates → | SMAD4 PThr277 | phosphorylation up-regulates → | SMAD4 | 12801888 | SIGNOR-244739 |
| MAPK3 | phosphorylation up-regulates → | SMAD4 PThr277 | phosphorylation up-regulates → | SMAD4 | 12801888 | SIGNOR-101664 |
| MAPK1 | phosphorylation up-regulates → | SMAD4 PThr277 | phosphorylation up-regulates → | SMAD4 | 12801888 | SIGNOR-101660 |
| Regulator | Mechanism/Effect | Target | SIGNOR-ID |
|---|---|---|---|
| ERK1/2 | phosphorylation → up-regulates | SMAD4 | SIGNOR-244739 |
| MAPK3 | phosphorylation → up-regulates | SMAD4 | SIGNOR-101664 |
| MAPK1 | phosphorylation → up-regulates | SMAD4 | SIGNOR-101660 |