Title : Secretase-dependent tyrosine phosphorylation of Mdm2 by the ErbB-4 intracellular domain fragment.

Pub. Date : 2005 Sep 2

PMID : 15985438






3 Functional Relationships(s)
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Compound Name
Protein Name
Organism
1 Secretase-dependent tyrosine phosphorylation of Mdm2 by the ErbB-4 intracellular domain fragment. Tyrosine MDM2 proto-oncogene Homo sapiens
2 Heregulin activation of the endogenous receptor tyrosine kinase ErbB-4 in ZR-75-1 breast cancer cells provokes tyrosine phosphorylation of Hdm2 in a manner that is sensitive to inhibition of alpha- or gamma-secretase activity, indicating that liberation of the tyrosine kinase intracellular domain (ICD) fragment is required. Tyrosine MDM2 proto-oncogene Homo sapiens
3 Expression of the ErbB-4 ICD fragment leads to its constitutive association with Mdm2 and tyrosine phosphorylation of Mdm2, a protein that is predominantly localized in the nucleus and that regulates p53 levels. Tyrosine MDM2 proto-oncogene Homo sapiens