| Modifier | Substrate | Residue | Sequence | Mechanism/Effect | PMID | Interaction ID |
|---|---|---|---|---|---|---|
| CSK | FGR | Tyr523 | FTSAEPQyQPGDQT | phosphorylation down-regulates activity | 7515063 | SIGNOR-250779 |
| Enzyme | Effect | Phosphosite | Effect | Target | PMID | Interaction ID |
|---|---|---|---|---|---|---|
| CSK | phosphorylation up-regulates → | FGR PTyr523 | phosphorylation down-regulates ⊣ | FGR | 7515063 | SIGNOR-250779 |
| Regulator | Mechanism/Effect | Target | SIGNOR-ID |
|---|---|---|---|
| CSK | phosphorylation → down-regulates activity | FGR | SIGNOR-250779 |