Summary

Name PTPRJ
Full Name Receptor-type tyrosine-protein phosphatase eta
Synonyms Protein-tyrosine phosphatase eta, R-PTP-eta, Density-enhanced phosphatase 1, DEP-1, HPTP eta, Protein-tyrosine phosphatase receptor type J, R-PTP-J | DEP1
Primary ID Q12913
Links - -
Type protein
Relations 55
Pathways Acute Myeloid Leukemia, FLT3-ITD in AML
Function Tyrosine phosphatase which dephosphorylates or contributes to the dephosphorylation of CTNND1, FLT3, PDGFRB, MET, RET (variant MEN2A), KDR, LYN, SRC, MAPK1, MAPK3, EGFR, TJP1, OCLN, PIK3R1 and PIK3R2. Plays a role in cell adhesion, migration, proliferation and differentiation. Involved in vascular development. Regulator of macrophage adhesion and spreading. Positively affects cell-matrix adhesion. Positive regulator of platelet activation and thrombosis. Negative regulator of cell proliferation. Negative regulator of PDGF-stimulated cell migration; through dephosphorylation of PDGFR. Positive regulator of endothelial cell survival, as well as of VEGF-induced SRC and AKT activation; through KDR dephosphorylation. Negative regulator of EGFR signaling pathway; through EGFR dephosphorylation. Enhances the barrier function of epithelial junctions during reassembly. Negatively regulates T-cell receptor (TCR) signaling. Upon T-cell TCR activation, it is up-regulated and excluded from the immunological synapses, while upon T-cell-antigen presenting cells (APC) disengagement, it is no longer excluded and can dephosphorylate PLCG1 and LAT to down-regulate prolongation of signaling.

Viewer

Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png phosphorylation PTPRJ 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation PDGFRB 0.579
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation KDR 0.698
Publications: 2 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation KDR 0.698
Publications: 2 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation RET 0.278
Publications: 2 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation RET 0.278
Publications: 2 Organism: Homo Sapiens
+ up-regulates quantity by stabilization img/direct-activation.png dephosphorylation EGFR 0.493
Publications: 3 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD in AML
+ down-regulates img/direct_inhibition.png dephosphorylation INSR 0.305
Publications: 8 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTPRJ 0.368
Publications: 2 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTPRJ 0.635
Publications: 2 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation, dephosphorylation SRC 0.635
Publications: 3 Organism: Homo Sapiens, Rattus Norvegicus
+ down-regulates activity img/direct_inhibition.png dephosphorylation MET 0.605
Publications: 2 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation MET 0.605
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation MAPK1 0.407
Publications: 2 Organism: In Vitro, Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation MAPK3 0.461
Publications: 1 Organism: In Vitro
+ down-regulates img/direct_inhibition.png dephosphorylation MAPK1 0.407
Publications: 2 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation SRC 0.635
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation JAK2 0.324
Publications: 2 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia
+ down-regulates activity img/indirect_inhibition.png PTPRJ 0.493
Publications: 1 Organism: Mus Musculus
Pathways:Acute Myeloid Leukemia, FLT3-ITD in AML
+ up-regulates activity img/direct-activation.png dephosphorylation CTNNB1 0.514
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD in AML
+ down-regulates img/direct_inhibition.png dephosphorylation LAT 0.354
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation FLT3 0.493
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD in AML
+ down-regulates img/direct_inhibition.png dephosphorylation Gbeta 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/indirect_inhibition.png CBL 0.325
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia
+ down-regulates img/direct_inhibition.png dephosphorylation MAPK3 0.461
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation PLCG1 0.37
Publications: 1 Organism: Homo Sapiens
+ img/unknown.png dephosphorylation PLCG1 0.37
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation LAT 0.354
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination PTPRJ 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation CEACAM3 0.382
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation PIK3R1 0.262
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation FLT1 0.363
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation ERK1/2 0.461
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD in AML
+ down-regulates img/direct_inhibition.png dephosphorylation PI3K 0.262
Publications: 1 Organism: Homo Sapiens
Pathways:Acute Myeloid Leukemia, FLT3-ITD in AML