Phosphotyrosine residues of CSF1R and their role in oncogenesis
Phospho-tyrosine residue (CSF1R) | Mechanism of action | Cancer | Manifestation | References |
---|---|---|---|---|
Y561 | SFK activation | Lung, breast | Disruption of cell-cell adhesion via loss of E-cadherin resulting in anchorage-independent growth, motility and survival. DNA synthesis and cytoskeletal reorganization. | [13–20] |
Y571 | Kinase activation | HM (AML, aMPN) | Phosphorylation causes kinase activation. Mutated CSF1R-Y571D results in constitutively activated receptor. | [21, 22] |
Y699 | MAPK pathway | PTCL | Triggers the association of adapter proteins such as Grb2, Mona and Socs1 initiates monocyte differentiation. Cell proliferation. | [23] |
Y708 | STAT activation | FDC-P1 cell line | Mediates responses to interferons (IFNs), and activates macrophage cell proliferation. | [24, 25] |
Y723 | PI3K activation | Carcinoma | Mediates p85 subunit of PI3K association with CSF1R. Regulates adhesion, actin polymerization resulting in macrophage motility and invasion. | [9] |
Y809 | Tyrosine kinase activation | Fibroblasts | CSF1-induced autophosphorylation of CSF1R. Serves as a binding site for STAT proteins. | [10] |
HM: hematological malignancies; AML: acute myeloid leukemia; aMPN: atypical myeloproliferative neoplasms; PTCL: peripheral T cell lymphoma; FDC-P1: factor dependent continuous-paterson 1
ZA: Conceptualization, Writing—original draft, Writing—review & editing, Investigation, Methodology. RPG: Supervision, Writing—review & editing. AR: Project administration. ZR: Data curation, Software, Validation.
The authors declare that they have no conflicts of interest.
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© The Author(s) 2023.