Browse TXK

Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content Basic function annotation.
> Subcellular Location, Domain and Function
> Gene Ontology
> KEGG and Reactome Pathway
> Subcellular Location, Domain and Function
 
Subcellular Location Cytoplasm Nucleus Cell membrane Peripheral membrane protein Note=Localizes in the vicinity of cell surface receptors in the plasma membrane after receptor stimulation. Translocates into the nucleus and enhances IFN-gamma gene transcription in T-cells.
Domain PF07714 Protein tyrosine kinase
PF00017 SH2 domain
PF00018 SH3 domain
Function

Non-receptor tyrosine kinase that plays a redundant role with ITK in regulation of the adaptive immune response. Regulates the development, function and differentiation of conventional T-cells and nonconventional NKT-cells. When antigen presenting cells (APC) activate T-cell receptor (TCR), a series of phosphorylation lead to the recruitment of TXK to the cell membrane, where it is phosphorylated at Tyr-420. Phosphorylation leads to TXK full activation. Contributes also to signaling from many receptors and participates in multiple downstream pathways, including regulation of the actin cytoskeleton. Like ITK, can phosphorylate PLCG1, leading to its localization in lipid rafts and activation, followed by subsequent cleavage of its substrates. In turn, the endoplasmic reticulum releases calcium in the cytoplasm and the nuclear activator of activated T-cells (NFAT) translocates into the nucleus to perform its transcriptional duty. With PARP1 and EEF1A1, TXK forms a complex that acts as a T-helper 1 (Th1) cell-specific transcription factor and binds the promoter of IFNG to directly regulate its transcription, and is thus involved importantly in Th1 cytokine production. Phosphorylates both PARP1 and EEF1A1. Phosphorylates also key sites in LCP2 leading to the up-regulation of Th1 preferred cytokine IL-2. Phosphorylates 'Tyr-201' of CTLA4 which leads to the association of PI-3 kinase with the CTLA4 receptor.

> Gene Ontology
 
Biological Process GO:0001819 positive regulation of cytokine production
GO:0001959 regulation of cytokine-mediated signaling pathway
GO:0001961 positive regulation of cytokine-mediated signaling pathway
GO:0002250 adaptive immune response
GO:0002429 immune response-activating cell surface receptor signaling pathway
GO:0002757 immune response-activating signal transduction
GO:0002764 immune response-regulating signaling pathway
GO:0002768 immune response-regulating cell surface receptor signaling pathway
GO:0007202 activation of phospholipase C activity
GO:0007229 integrin-mediated signaling pathway
GO:0007596 blood coagulation
GO:0007599 hemostasis
GO:0010517 regulation of phospholipase activity
GO:0010518 positive regulation of phospholipase activity
GO:0010543 regulation of platelet activation
GO:0010863 positive regulation of phospholipase C activity
GO:0018108 peptidyl-tyrosine phosphorylation
GO:0018212 peptidyl-tyrosine modification
GO:0030168 platelet activation
GO:0030193 regulation of blood coagulation
GO:0031099 regeneration
GO:0031349 positive regulation of defense response
GO:0032609 interferon-gamma production
GO:0032649 regulation of interferon-gamma production
GO:0032729 positive regulation of interferon-gamma production
GO:0034341 response to interferon-gamma
GO:0038083 peptidyl-tyrosine autophosphorylation
GO:0042246 tissue regeneration
GO:0045088 regulation of innate immune response
GO:0045089 positive regulation of innate immune response
GO:0046777 protein autophosphorylation
GO:0050817 coagulation
GO:0050818 regulation of coagulation
GO:0050851 antigen receptor-mediated signaling pathway
GO:0050852 T cell receptor signaling pathway
GO:0050865 regulation of cell activation
GO:0050878 regulation of body fluid levels
GO:0060191 regulation of lipase activity
GO:0060193 positive regulation of lipase activity
GO:0060330 regulation of response to interferon-gamma
GO:0060332 positive regulation of response to interferon-gamma
GO:0060333 interferon-gamma-mediated signaling pathway
GO:0060334 regulation of interferon-gamma-mediated signaling pathway
GO:0060335 positive regulation of interferon-gamma-mediated signaling pathway
GO:0060759 regulation of response to cytokine stimulus
GO:0060760 positive regulation of response to cytokine stimulus
GO:0061041 regulation of wound healing
GO:0071346 cellular response to interferon-gamma
GO:1900046 regulation of hemostasis
GO:1900274 regulation of phospholipase C activity
GO:1903034 regulation of response to wounding
Molecular Function GO:0000978 RNA polymerase II core promoter proximal region sequence-specific DNA binding
GO:0000982 transcription factor activity, RNA polymerase II core promoter proximal region sequence-specific binding
GO:0000987 core promoter proximal region sequence-specific DNA binding
GO:0001077 transcriptional activator activity, RNA polymerase II core promoter proximal region sequence-specific binding
GO:0001159 core promoter proximal region DNA binding
GO:0001228 transcriptional activator activity, RNA polymerase II transcription regulatory region sequence-specific binding
GO:0004713 protein tyrosine kinase activity
GO:0004715 non-membrane spanning protein tyrosine kinase activity
Cellular Component GO:0009898 cytoplasmic side of plasma membrane
GO:0019897 extrinsic component of plasma membrane
GO:0019898 extrinsic component of membrane
GO:0031234 extrinsic component of cytoplasmic side of plasma membrane
GO:0098552 side of membrane
GO:0098562 cytoplasmic side of membrane
> KEGG and Reactome Pathway
 
KEGG hsa04670 Leukocyte transendothelial migration
Reactome R-HSA-2871809: FCERI mediated Ca+2 mobilization
R-HSA-2454202: Fc epsilon receptor (FCERI) signaling
R-HSA-168256: Immune System
R-HSA-168249: Innate Immune System
Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content Literatures that report relations between TXK and anti-tumor immunity. The specific mechanism were also collected if the literature reports that a gene specifically promotes or inhibits the infiltration or function of T/NK cells.
> Text Mining
 
  Literatures describing the relation between TXK and anti-tumor immunity in human cancer.
PMID Cancer type Relation to immunity Evidence sentences
28274958Prostate CarcinomaInhibit immunity (infiltration)Here, we show that cabozantinib rapidly eradicates invasive, poorly differentiated PTEN/p53-deficient murine prostate cancer. This was associated with enhanced release of neutrophil chemotactic factors from tumor cells, including CXCL12 and HMGB1, resulting in robust infiltration of neutrophils into the tumor.
27863995MelanomaInhibit immunity (infiltration)To effectively treat this aggressive tumor, a multi-target receptor tyrosine kinase inhibitor, sunitinib base, was efficiently encapsulated into a targeted polymeric micelle nano-delivery system (SUNb-PM), working in a synergistic manner with vaccine therapy in an advanced mouse melanoma model. SUNb-PM not only increased cytotoxic T-cell infiltration and decreased the number and percentage of MDSCs and Tregs in the TME, but also induced a shift in cytokine expression from Th2 to Th1 type while remodeling the tumor-associated fibroblasts, collagen, and blood vessels in the tumor.
28895560Acute Myeloid LeukemiaResistant to immunotherapyTyrosine kinase inhibition increases the cell surface localization of FLT3-ITD and enhances FLT3-directed immunotherapy of acute myeloid leukemia. TKI treatment increased the surface expression through upregulation of FLT3 and glycosylation of FLT3-ITD and FLT3-D835Y mutants.
Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content High-throughput screening data (e.g. CRISPR-Cas9, shRNA and RNAi) for T cell-mediated killing. Genetic screen techniques can identify mechanisms of tumor cell resistance (e.g., PTPN2) and sensitivity (e.g., APLNR) to killing by cytotoxic T cells, the central effectors of anti-tumor immunity. After comprehensively searching, eight groups of screening data sets were collected in the current database. In this tab, users can check whether their selected genes cause resistance or increase sensitivity to T cell-mediated killing in various data sets.
> High-throughput Screening
  Statistical results of TXK in screening data sets for detecting immune reponses.
PMID Screening System Cancer Type Cell Line Data Set Statistical Results Relation to immunity
29301958CRISPR-Cas9 melanomaB16F10Pmel-1 T cell NA/NSNA/NS
29301958CRISPR-Cas9 melanomaB16F10OT-1 T cell NA/NSNA/NS
28783722CRISPR-Cas9 melanomaMel6242CT-CRISPR NA/NSNA/NS
28723893CRISPR-Cas9 melanomaB16GVAX+Anti-PD1 NA/NSNA/NS
28723893CRISPR-Cas9 melanomaB16GVAX NA/NSNA/NS
25691366RNAiBreast cancerMCF7Luc-CTL assay NA/NSNA/NS
24476824shRNAmelanomaB16Primary screen NA/NSNA/NS
24476824shRNAmelanomaB16Secondary screen NA/NSNA/NS
Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content Transcriptomic and genomic profiling of pre-treated tumor biopsies from responders and non-responders to immunotherapy. These data were used to identify signatures and mechanisms of response to checkpoint blockade (e.g., anti-PDL1 and anti-PD1). One example is that mutations in the gene PBRM1 benefit clinical survival of patients with clear cell renal cell carcinoma. After comprehensively searching, we collected 5 and 6 of transcriptomic and genomic data sets, respectively. In this tab, users can check whether their selected genes have significant difference of expression or mutation between responders and non-responders in various data sets.
> Expression difference between responders and non-responders
> Mutation difference between responders and non-responders
> Expression difference between responders and non-responders
 
Points in the above scatter plot represent the expression difference of TXK in various data sets.
No PMID Cancer type Group Drug # Res # NRes Log2 (Fold Change) P value Anno
126997480MelanomaallAnti-PD-1 (pembrolizumab and nivolumab)14120.2360.206
226997480MelanomaMAPKiAnti-PD-1 (pembrolizumab and nivolumab)650.5070.193
326997480Melanomanon-MAPKiAnti-PD-1 (pembrolizumab and nivolumab)870.0350.91
428552987Urothelial cancerallAnti-PD-L1 (atezolizumab) 916-0.3550.4
528552987Urothelial cancersmokingAnti-PD-L1 (atezolizumab) 59-0.5070.677
628552987Urothelial cancernon-smokingAnti-PD-L1 (atezolizumab) 47-0.1640.91
729033130MelanomaallAnti-PD-1 (nivolumab) 26230.0450.923
829033130MelanomaNIV3-PROGAnti-PD-1 (nivolumab) 15110.4510.54
929033130MelanomaNIV3-NAIVEAnti-PD-1 (nivolumab) 1112-0.3050.683
1029301960Clear cell renal cell carcinoma (ccRCC)allAnti-PD-1 (nivolumab) 480.6910.413
1129301960Clear cell renal cell carcinoma (ccRCC)VEGFRiAnti-PD-1 (nivolumab) 2001
1229301960Clear cell renal cell carcinoma (ccRCC)non-VEGFRiAnti-PD-1 (nivolumab) 280.1020.931
1329443960Urothelial cancerallAnti-PD-L1 (atezolizumab) 68230-0.0060.971
> Mutation difference between responders and non-responders
 
Points in the above scatter plot represent the mutation difference of TXK in various data sets.
No PMID Cancer type Group Drug # Res # NRes % Mut/Res % Mut/NRes % Diff (R vs NR) Pval Anno
125765070Non-small cell lung cancer (NSCLC)allAnti-PD-1 (pembrolizumab) 14170001
225765070Non-small cell lung cancer (NSCLC)smokingAnti-PD-1 (pembrolizumab) 1030001
325765070Non-small cell lung cancer (NSCLC)non-smokingAnti-PD-1 (pembrolizumab) 4140001
426359337MelanomaallAnti-CTLA-4 (ipilimumab) 277301.4-1.41
526359337MelanomaBRAFiAnti-CTLA-4 (ipilimumab) 0140001
626359337Melanomanon-BRAFiAnti-CTLA-4 (ipilimumab) 275901.7-1.71
726997480MelanomaallAnti-PD-1 (pembrolizumab and nivolumab)21174.85.9-1.11
826997480MelanomaMAPKiAnti-PD-1 (pembrolizumab and nivolumab)8612.516.7-4.21
926997480Melanomanon-MAPKiAnti-PD-1 (pembrolizumab and nivolumab)13110001
1028552987Urothelial cancerallAnti-PD-L1 (atezolizumab) 9160001
1128552987Urothelial cancersmokingAnti-PD-L1 (atezolizumab) 590001
1228552987Urothelial cancernon-smokingAnti-PD-L1 (atezolizumab) 470001
1329033130MelanomaallAnti-PD-1 (nivolumab) 38272.602.61
1429033130MelanomaNIV3-PROGAnti-PD-1 (nivolumab) 22134.504.51
1529033130MelanomaNIV3-NAIVEAnti-PD-1 (nivolumab) 16140001
1629301960Clear cell renal cell carcinoma (ccRCC)allAnti-PD-1 (nivolumab) 11130001
1729301960Clear cell renal cell carcinoma (ccRCC)VEGFRiAnti-PD-1 (nivolumab) 610001
1829301960Clear cell renal cell carcinoma (ccRCC)non-VEGFRiAnti-PD-1 (nivolumab) 5120001
Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content Relations between abundance of tumor-infiltrating lymphocytes (TILs) and expression, copy number, methylation, or mutation of TXK. The immune-related signatures of 28 TIL types from Charoentong's study, which can be viewed in the download page. For each cancer type, the relative abundance of TILs were inferred by using gene set variation analysis (GSVA) based on gene expression profile. In this tab, users can examine which kinds of TILs might be regulated by the current gene.
> Lymphocyte
 
Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content Relations between three kinds of immunomodulators and expression, copy number, methylation, or mutation of TXK. These immunomo-dulators were collected from Charoentong's study. In this tab, users can examine which immunomodulators might be regulated by TXK.
> Immunoinhibitor
> Immunostimulator
> MHC molecule
> Immunoinhibitor
 
> Immunostimulator
 
> MHC molecule
 
Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content Relations between chemokines (or receptors) and expression, copy number, methylation, or mutation of TXK. In this tab, users can examine which chemokines (or receptors) might be regulated by the current gene.
> Chemokine
> Receptor
> Chemokine
 
> Receptor
 
Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content Distribution of TXK expression across immune and molecular subtypes.
> Immune subtype
> Molecular subtype
> Immune subtype
 
> Molecular subtype
 
Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content Associations between TXK and clinical features.
> Overall survival analysis
> Cancer stage
> Tumor grade
> Overall survival
 
> Stage
 
> Grade
 
Summary
SymbolTXK
NameTXK tyrosine kinase
Aliases TKL; PSCTK5; BTKL; RLK; PTK4; PTK4 protein tyrosine kinase 4; protein-tyrosine kinase 4; resting lymphocyte ......
Chromosomal Location4p12
External Links HGNC, NCBI, Ensembl, Uniprot, GeneCards
Content Drugs targeting TXK collected from DrugBank database.
> Drugs from DrugBank database
 

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