Gene description for LTK
Gene name leukocyte receptor tyrosine kinase
Gene symbol LTK
Other names/aliases TYK1
Species Homo sapiens
 Database cross references - LTK
ExoCarta ExoCarta_4058
Entrez Gene 4058
HGNC 6721
MIM 151520
UniProt P29376  
 LTK identified in exosomes derived from the following tissue/cell type
Platelets 25332113    
Platelets 25332113    
Platelets 25332113    
 Gene ontology annotations for LTK
Molecular Function
    transmembrane receptor protein tyrosine kinase activity GO:0004714 IEA
    ATP binding GO:0005524 IEA
    protein tyrosine kinase activity GO:0004713 TAS
    protein kinase activity GO:0004672 IDA
Biological Process
    transmembrane receptor protein tyrosine kinase signaling pathway GO:0007169 IEA
    signal transduction GO:0007165 TAS
    peptidyl-tyrosine phosphorylation GO:0018108 TAS
    negative regulation of apoptotic process GO:0043066 IMP
    positive regulation of neuron projection development GO:0010976 IMP
    positive regulation of cardiac muscle cell apoptotic process GO:0010666 IDA
    phosphatidylinositol 3-kinase signaling GO:0014065 IMP
    cellular response to retinoic acid GO:0071300 IMP
    protein phosphorylation GO:0006468 IDA
    cell proliferation GO:0008283 IDA
Subcellular Localization
    intracellular GO:0005622 IMP
    membrane GO:0016020 IDA
    plasma membrane GO:0005886 TAS
    integral component of plasma membrane GO:0005887 TAS
 Experiment description of studies that identified LTK in exosomes
1
Experiment ID 231
ISEV standards
EV Biophysical techniques
Alix
EV Cytosolic markers
CD63|CD9
EV Membrane markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 1
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Lipids
Methods used in the study Western blotting
Mass spectrometry
2
Experiment ID 232
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 2
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
3
Experiment ID 233
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 3
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for LTK
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 PTPN1 5770
Invitro Homo sapiens
2 PIK3C2B 5287
Invivo Homo sapiens
Invivo Homo sapiens
3 CBL 867
Invivo Homo sapiens
Invitro Homo sapiens
4 SHC1 6464
Invitro Homo sapiens
View the network image/svg+xml
 Pathways in which LTK is involved
No pathways found





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