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Center for Computational Systems Medicine
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Kinase Fusion Gene Summary

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Kinase Fusion Gene Sample Information

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Kinase Fusion ORF Analysis

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Kinase Fusion Amino Acid Sequences

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Multiple Sequence Alignment of All Fusion Protein Isoforms

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Kinase Fusion Protein Functional Features

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Kinase Fusion Protein Structures

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Comparison of Fusion Protein Isoforms

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Comparison of Fusion Protein Sequences/Structures with Known Sequences/Structures from PDB

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pLDDT Scores and Difference Analysis of pLDDT Scores Between the Active Sites (Best) and Non-Active Sites.

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Ramachandran Plot of Kinase Fusion Protein Structure

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Potential Active Site Information

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Virtual Screening Results

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Kinase-Substrate Information

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Related Drugs with This Kinase Fusion Protein

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Related Disease with This Kinase Fusion Protein

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Clinical Trials of the Found Drugs/Small Molecules

Kinase Fusion Gene:MLKL_KARS

Kinase Fusion Protein Summary

check button Kinase Fusion gene summary
Kinase Fusion partner gene informationKinase Fusion gene name: MLKL_KARS
KinaseFusionDB ID: KFG3902
FusionGDB2.0 ID: KFG3902
HgeneTgene
Gene symbol

MLKL

KARS

Gene ID

197259

3735

Gene namemixed lineage kinase domain like pseudokinaselysyl-tRNA synthetase 1
SynonymshMLKLCMTRIB|DEAPLE|DFNB89|KARS|KARS2|KRS|LEPID
Cytomap

16q23.1

16q23.1

Type of geneprotein-codingprotein-coding
Descriptionmixed lineage kinase domain-like proteinlysine--tRNA ligaselysRSlysine tRNA ligase
Modification date2024041120240407
UniProtAcc

Q8NB16

Q15046

Ensembl transtripts involved in fusion geneENST idsENST00000306247, ENST00000308807, 
ENST00000319410, ENST00000302445, 
ENST00000568378, 
Context (manual curation of fusion genes in KinaseFusionDB)

PubMed: MLKL [Title/Abstract] AND KARS [Title/Abstract] AND fusion [Title/Abstract]

Most frequent breakpoint (based on all fusion genes of FusionGDB 2.0)
check button Gene ontology of each fusion partner gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
HgeneMLKL

GO:0070207

protein homotrimerization

24316671

HgeneMLKL

GO:0097528

execution phase of necroptosis

24316671

TgeneKARS

GO:0002863

positive regulation of inflammatory response to antigenic stimulus

15851690

TgeneKARS

GO:0006430

lysyl-tRNA aminoacylation

9278442|10952987|23159739

TgeneKARS

GO:0015966

diadenosine tetraphosphate biosynthetic process

23159739

TgeneKARS

GO:0043032

positive regulation of macrophage activation

15851690


check buttonKinase Fusion gene breakpoints across MLKL (5'-gene)
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.

check buttonKinase Fusion gene breakpoints across KARS (3'-gene)
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.


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Kinase Fusion Gene Sample Information

check buttonKinase Fusion gene information.
check button Kinase Fusion gene information from four resources (ChiTars 5.0, ChimerDB 4.0, COSMIC, and CCLE)
* All genome coordinats were lifted-over on hg19.
* Click on the break point to see the gene structure around the break point region using the UCSC Genome Browser.
SourceSampleHgeneHchrHbpTgeneTchrTbp
CCLEFU-OV-1MLKLchr16

74734351

KARSchr16

75675621



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Kinase Fusion ORF Analysis


check buttonKinase Fusion information from ORFfinder translation from full-length transcript sequence from KinaseFusionDB.
HenstTenstHgeneHchrHbpTgeneTchrTbpSeq length
(transcript)
Seq length
(amino acids)

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Kinase Fusion Amino Acid Sequences


check button For individual full-length fusion transcript sequence from KinaseFusionDB, we ran ORFfinder and chose the longest ORF among the all predicted ones.
>Henst_Tenst_Hgene_Hchr_Hbp_Tgene_Tchr_Tbp_length(fusion AA)_AAseq

Multiple Sequence Alignment of All Fusion Protein Isoforms



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Kinase Fusion Protein Functional Features


check button Four levels of functional features of fusion genes
Go to FGviewer search page for the most frequent breakpoint (https://ccsmweb.uth.edu/FGviewer/:/:)
- FGviewer provides the online visualization of the retention search of the protein functional features across DNA, RNA, protein, and pathological levels.
- How to search
1. Put your fusion gene symbol.
2. Press the tab key until there will be shown the breakpoint information filled.
4. Go down and press 'Search' tab twice.
4. Go down to have the hyperlink of the search result.
5. Click the hyperlink.
6. See the FGviewer result for your fusion gene.
FGviewer

check buttonMain function of each fusion partner protein. (from UniProt)
HgeneTgene
MLKL

Q8NB16

KARS

Q15046

FUNCTION: Pseudokinase that plays a key role in TNF-induced necroptosis, a programmed cell death process (PubMed:22265413, PubMed:22265414, PubMed:22421439, PubMed:24316671). Does not have protein kinase activity (PubMed:22265413, PubMed:22265414, PubMed:22421439, PubMed:24316671). Activated following phosphorylation by RIPK3, leading to homotrimerization, localization to the plasma membrane and execution of programmed necrosis characterized by calcium influx and plasma membrane damage (PubMed:22265413, PubMed:22265414, PubMed:22421439, PubMed:24316671). In addition to TNF-induced necroptosis, necroptosis can also take place in the nucleus in response to orthomyxoviruses infection: following activation by ZBP1, MLKL is phosphorylated by RIPK3 in the nucleus, triggering disruption of the nuclear envelope and leakage of cellular DNA into the cytosol.following ZBP1 activation, which senses double-stranded Z-RNA structures, nuclear RIPK3 catalyzes phosphorylation and activation of MLKL, promoting disruption of the nuclear envelope and leakage of cellular DNA into the cytosol (By similarity). Binds to highly phosphorylated inositol phosphates such as inositolhexakisphosphate (InsP6) which is essential for its necroptotic function (PubMed:29883610). {ECO:0000250|UniProtKB:Q9D2Y4, ECO:0000269|PubMed:22265413, ECO:0000269|PubMed:22265414, ECO:0000269|PubMed:22421439, ECO:0000269|PubMed:24316671, ECO:0000269|PubMed:29883610}.FUNCTION: Catalyzes the specific attachment of an amino acid to its cognate tRNA in a 2 step reaction: the amino acid (AA) is first activated by ATP to form AA-AMP and then transferred to the acceptor end of the tRNA (PubMed:9278442, PubMed:18029264, PubMed:18272479). When secreted, acts as a signaling molecule that induces immune response through the activation of monocyte/macrophages (PubMed:15851690). Catalyzes the synthesis of the signaling molecule diadenosine tetraphosphate (Ap4A), and thereby mediates disruption of the complex between HINT1 and MITF and the concomitant activation of MITF transcriptional activity (PubMed:5338216, PubMed:14975237, PubMed:19524539, PubMed:23159739). {ECO:0000269|PubMed:14975237, ECO:0000269|PubMed:15851690, ECO:0000269|PubMed:18029264, ECO:0000269|PubMed:19524539, ECO:0000269|PubMed:28887846, ECO:0000269|PubMed:5338216, ECO:0000269|PubMed:9278442}.; FUNCTION: (Microbial infection) Interacts with HIV-1 virus GAG protein, facilitating the selective packaging of tRNA(3)(Lys), the primer for reverse transcription initiation. {ECO:0000269|PubMed:15220430}.

check buttonRetention analysis result of each fusion partner protein across 39 protein features of UniProt such as six molecule processing features, 13 region features, four site features, six amino acid modification features, two natural variation features, five experimental info features, and 3 secondary structure features. Here, because of limited space for viewing, we only show the protein feature retention information belong to the 13 regional features. All retention annotation result can be downloaded at

download page

* Minus value of BPloci means that the break pointn is located before the CDS.

check button - Retained domain in the 5'-partner of fusion protein (protein functional feature from UniProt).
PartnerHgeneeneHbpTgeneeneTbpENSTBPexonTotalExonProtein feature lociBPlociTotalLenFeatureNote


check button - Retained domain in the 3'-partner of fusion protein (protein functional feature from UniProt).
PartnerHgeneeneHbpTgeneeneTbpENSTBPexonTotalExonProtein feature lociBPlociTotalLenFeatureNote


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Kinase-Substrate Information of MLKL_KARS


check button Phosphorylation target of the kinase
(phosphosite, 03-17-2024)
KinaseKinase UniProt AccKinase speciesSubstrateSubstrate UniProt AccSubstrate phosphorylated residuesSubstrate phosphorylated sites (+/-7AA)Domain
MLKLQ8NB16humanCNR2P34972S352kITPWPDsRDLDLSD


check button Biological Network Integration of This Kinase and Substrates
(GeneMANIA website)

check button Enriched GO biological processes of the phosphorylation target genes of the kinase
KinaseGOIDGO termP.adjust
MLKLIDDescription0.00e+00
MLKLGO:0033004negative regulation of mast cell activation9.03e-03
MLKLGO:0001975response to amphetamine9.03e-03
MLKLGO:0032228regulation of synaptic transmissio1.85e-03
MLKLGO:0014075response to amine9.03e-03
MLKLGO:0050805negative regulation of synaptic transmission9.03e-03
MLKLGO:0007187G protein-coupled receptor signaling pathwa2.97e-03
MLKLGO:0045576mast cell activation9.51e-03
MLKLGO:0001508action potential1.81e-02
MLKLGO:0007189adenylate cyclase-activating G protein-coupled receptor signaling pathway1.81e-02
MLKLGO:0002695negative regulation of leukocyte activation2.01e-02
MLKLGO:0050866negative regulation of cell activation2.01e-02
MLKLGO:0030595leukocyte chemotaxis2.01e-02
MLKLGO:0002274myeloid leukocyte activation2.01e-02
MLKLGO:0007188adenylate cyclase-modulating G protein-coupled receptor signaling pathway2.01e-02
MLKLGO:0060326cell chemotaxis2.49e-02
MLKLGO:0032496response to lipopolysaccharide2.52e-02
MLKLGO:0002237response to molecule of bacterial origin2.54e-02
MLKLGO:0050900leukocyte migration2.60e-02
MLKLGO:0042391regulation of membrane potential2.60e-02
MLKLGO:0006935chemotaxis2.60e-02
MLKLGO:0042330taxis2.60e-02
MLKLGO:0050804modulation of chemical synaptic transmission2.60e-02
MLKLGO:0099177regulation of trans-synaptic signaling2.60e-02

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Related Drugs to MLKL_KARS


check button Drugs used for this fusion-positive patient.
(Manual curation of PubMed, 04-30-2022 + MyCancerGenome)
HgeneTgeneDrugSourcePMID

check button Distribution of the number of studies mentioning MLKL-KARS and kinase inhibitors the PubMed Abstract (04-01-2024)

Fusion gene - drug pair 1Fusion gene - drug pair 2PMIDPublication dateDOIStudy title

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Related Diseases to MLKL_KARS


check button Diseases that have this fusion gene.
(Manual curation of PubMed, 04-30-2022 + MyCancerGenome)
HgeneTgeneDiseaseSourcePMID

check button Related diseases from the literature mentioned this fusion gene and drug.
(PubMed, 04-01-2024)
MeSH IDMeSH term

check button Diseases associated with fusion partners.
(DisGeNet 4.0)
PartnerGeneDisease IDDisease name# pubmedsSource


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Clinical Trials of the Found Drugs/Small Molecules


check button Statistics of the Clinical Trials of the Found Kinase Inibitors from clinicaltrials.gov (06-17-2024)

check button Clinical Trials from clinicaltrials.gov (06-17-2024)

Fusion GeneKinase InhibitorNCT IDStudy StatusPhasesDisease# EnrolmentDate