| Modifier | Substrate | Residue | Sequence | Mechanism/Effect | PMID | Interaction ID |
|---|---|---|---|---|---|---|
| CDK4 | RBL1 | Ser650 | SVHERYSsPTAGSAK | phosphorylation up-regulates activity | 12006580 | SIGNOR-250763 |
| Enzyme | Effect | Phosphosite | Effect | Target | PMID | Interaction ID |
|---|---|---|---|---|---|---|
| CDK4 | phosphorylation up-regulates → | RBL1 PSer650 | phosphorylation up-regulates → | RBL1 | 12006580 | SIGNOR-250763 |
| Regulator | Mechanism/Effect | Target | SIGNOR-ID |
|---|---|---|---|
| CDK4 | phosphorylation → up-regulates activity | RBL1 | SIGNOR-250763 |