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Center for Computational Systems Medicine
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Fusion Gene Summary

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Fusion Gene ORF analysis

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Fusion Genomic Features

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Fusion Protein Features

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Fusion Gene Sequence

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Fusion Gene PPI analysis

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Related Drugs

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Related Diseases

Fusion gene:LAMP2-NKAP (FusionGDB2 ID:HG3920TG79576)

Fusion Gene Summary for LAMP2-NKAP

check button Fusion gene summary
Fusion gene informationFusion gene name: LAMP2-NKAP
Fusion gene ID: hg3920tg79576
HgeneTgene
Gene symbol

LAMP2

NKAP

Gene ID

3920

79576

Gene namelysosomal associated membrane protein 2NFKB activating protein
SynonymsCD107b|DND|LAMP-2|LAMPB|LGP-96|LGP110MRXSHD
Cytomap('LAMP2')('NKAP')

Xq24

Xq24

Type of geneprotein-codingprotein-coding
Descriptionlysosome-associated membrane glycoprotein 2CD107 antigen-like family member BNF-kappa-B-activating proteinNF-kappaB activating protein
Modification date2020032120200328
UniProtAcc

P13473

.
Ensembl transtripts involved in fusion geneENST00000200639, ENST00000371335, 
ENST00000434600, ENST00000538785, 
ENST00000540603, 
Fusion gene scores* DoF score7 X 6 X 5=2103 X 3 X 3=27
# samples 84
** MAII scorelog2(8/210*10)=-1.39231742277876
possibly effective Gene in Pan-Cancer Fusion Genes (peGinPCFGs).
DoF>8 and MAII<0
log2(4/27*10)=0.567040592723894
effective Gene in Pan-Cancer Fusion Genes (eGinPCFGs).
DoF>8 and MAII>0
Context

PubMed: LAMP2 [Title/Abstract] AND NKAP [Title/Abstract] AND fusion [Title/Abstract]

Most frequent breakpointLAMP2(119602961)-NKAP(119064128), # samples:2
Anticipated loss of major functional domain due to fusion event.
* DoF score (Degree of Frequency) = # partners X # break points X # cancer types
** MAII score (Major Active Isofusion Index) = log2(# samples/DoF score*10)

check button Gene ontology of each fusion partner gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
TgeneNKAP

GO:0045892

negative regulation of transcription, DNA-templated

19409814



check button Fusion gene information from two resources (ChiTars 5.0 and ChimerDB 4.0)
* 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.
SourceDiseaseSampleHgeneHchrHbpHstrandTgeneTchrTbpTstrand
ChimerDB4PRADTCGA-ZG-A9L5-01ALAMP2chrX

119602961

-NKAPchrX

119064128

-
ChimerDB4PRADTCGA-ZG-A9L5LAMP2chrX

119602757

-NKAPchrX

119064128

-
ChimerDB4PRADTCGA-ZG-A9L5LAMP2chrX

119602961

-NKAPchrX

119064128

-


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Fusion Gene ORF analysis for LAMP2-NKAP

check button Open reading frame (ORF) analsis of fusion genes based on Ensembl gene isoform structure.
* Click on the break point to see the gene structure around the break point region using the UCSC Genome Browser.
ORFHenstTenstHgeneHchrHbpHstrandTgeneTchrTbpTstrand
5CDS-5UTRENST00000200639ENST00000371410LAMP2chrX

119602961

-NKAPchrX

119064128

-
5CDS-5UTRENST00000200639ENST00000477789LAMP2chrX

119602961

-NKAPchrX

119064128

-
5CDS-5UTRENST00000371335ENST00000371410LAMP2chrX

119602961

-NKAPchrX

119064128

-
5CDS-5UTRENST00000371335ENST00000477789LAMP2chrX

119602961

-NKAPchrX

119064128

-
5CDS-5UTRENST00000434600ENST00000371410LAMP2chrX

119602961

-NKAPchrX

119064128

-
5CDS-5UTRENST00000434600ENST00000477789LAMP2chrX

119602961

-NKAPchrX

119064128

-
5CDS-5UTRENST00000538785ENST00000371410LAMP2chrX

119602961

-NKAPchrX

119064128

-
5CDS-5UTRENST00000538785ENST00000477789LAMP2chrX

119602961

-NKAPchrX

119064128

-
5UTR-5UTRENST00000540603ENST00000371410LAMP2chrX

119602757

-NKAPchrX

119064128

-
5UTR-5UTRENST00000540603ENST00000477789LAMP2chrX

119602757

-NKAPchrX

119064128

-
intron-5UTRENST00000200639ENST00000371410LAMP2chrX

119602757

-NKAPchrX

119064128

-
intron-5UTRENST00000200639ENST00000477789LAMP2chrX

119602757

-NKAPchrX

119064128

-
intron-5UTRENST00000371335ENST00000371410LAMP2chrX

119602757

-NKAPchrX

119064128

-
intron-5UTRENST00000371335ENST00000477789LAMP2chrX

119602757

-NKAPchrX

119064128

-
intron-5UTRENST00000434600ENST00000371410LAMP2chrX

119602757

-NKAPchrX

119064128

-
intron-5UTRENST00000434600ENST00000477789LAMP2chrX

119602757

-NKAPchrX

119064128

-
intron-5UTRENST00000538785ENST00000371410LAMP2chrX

119602757

-NKAPchrX

119064128

-
intron-5UTRENST00000538785ENST00000477789LAMP2chrX

119602757

-NKAPchrX

119064128

-
intron-5UTRENST00000540603ENST00000371410LAMP2chrX

119602961

-NKAPchrX

119064128

-
intron-5UTRENST00000540603ENST00000477789LAMP2chrX

119602961

-NKAPchrX

119064128

-

check buttonORFfinder result based on the fusion transcript sequence of in-frame fusion genes.
HenstTenstHgeneHchrHbpHstrandTgeneTchrTbpTstrandSeq length
(transcript)
BP loci
(transcript)
Predicted start
(transcript)
Predicted stop
(transcript)
Seq length
(amino acids)

check buttonDeepORF prediction of the coding potential based on the fusion transcript sequence of in-frame fusion genes. DeepORF is a coding potential classifier based on convolutional neural network by comparing the real Ribo-seq data. If the no-coding score < 0.5 and coding score > 0.5, then the in-frame fusion transcript is predicted as being likely translated.
HenstTenstHgeneHchrHbpHstrandTgeneTchrTbpTstrandNo-coding scoreCoding score

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Fusion Genomic Features for LAMP2-NKAP


check buttonFusionAI prediction of the potential fusion gene breakpoint based on the pre-mature RNA sequence context (+/- 5kb of individual partner genes, total 20kb length sequence). FusionAI is a fusion gene breakpoint classifier based on convolutional neural network by comparing the fusion positive and negative sequence context of ~ 20K fusion gene data. From here, we can have the relative potentency of the 20K genomic sequence how individual sequnce will be likely used as the gene fusion breakpoints.
HgeneHchrHbpHstrandTgeneTchrTbpTstrand1-pp (fusion gene breakpoint)


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Fusion Protein Features for LAMP2-NKAP


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/:119602961/:119064128)
- 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
LAMP2

P13473

.
FUNCTION: Plays an important role in chaperone-mediated autophagy, a process that mediates lysosomal degradation of proteins in response to various stresses and as part of the normal turnover of proteins with a long biological half-live (PubMed:8662539, PubMed:11082038, PubMed:18644871, PubMed:24880125, PubMed:27628032). Functions by binding target proteins, such as GAPDH and MLLT11, and targeting them for lysosomal degradation (PubMed:8662539, PubMed:11082038, PubMed:18644871, PubMed:24880125). Plays a role in lysosomal protein degradation in response to starvation (By similarity). Required for the fusion of autophagosomes with lysosomes during autophagy (PubMed:27628032). Cells that lack LAMP2 express normal levels of VAMP8, but fail to accumulate STX17 on autophagosomes, which is the most likely explanation for the lack of fusion between autophagosomes and lysosomes (PubMed:27628032). Required for normal degradation of the contents of autophagosomes (PubMed:27628032). Required for efficient MHCII-mediated presentation of exogenous antigens via its function in lysosomal protein degradation; antigenic peptides generated by proteases in the endosomal/lysosomal compartment are captured by nascent MHCII subunits (PubMed:20518820). Is not required for efficient MHCII-mediated presentation of endogenous antigens (PubMed:20518820). {ECO:0000250|UniProtKB:P17046, ECO:0000269|PubMed:11082038, ECO:0000269|PubMed:18644871, ECO:0000269|PubMed:20518820, ECO:0000269|PubMed:24880125, ECO:0000269|PubMed:27628032, ECO:0000269|PubMed:8662539}.; FUNCTION: [Isoform LAMP-2C]: Modulates chaperone-mediated autophagy. Decreases presentation of endogenous antigens by MHCII. Does not play a role in the presentation of exogenous and membrane-derived antigens by MHCII. {ECO:0000269|PubMed:26856698}.FUNCTION: Transcriptional activator which is required for calcium-dependent dendritic growth and branching in cortical neurons. Recruits CREB-binding protein (CREBBP) to nuclear bodies. Component of the CREST-BRG1 complex, a multiprotein complex that regulates promoter activation by orchestrating a calcium-dependent release of a repressor complex and a recruitment of an activator complex. In resting neurons, transcription of the c-FOS promoter is inhibited by BRG1-dependent recruitment of a phospho-RB1-HDAC1 repressor complex. Upon calcium influx, RB1 is dephosphorylated by calcineurin, which leads to release of the repressor complex. At the same time, there is increased recruitment of CREBBP to the promoter by a CREST-dependent mechanism, which leads to transcriptional activation. The CREST-BRG1 complex also binds to the NR2B promoter, and activity-dependent induction of NR2B expression involves a release of HDAC1 and recruitment of CREBBP (By similarity). {ECO:0000250}.

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.
- In-frame and retained protein feature among the 13 regional features.
PartnerGeneHbpTbpENSTStrandBPexonTotalExonProtein feature loci*BPlociTotalLenProtein featureProtein feature note

- In-frame and not-retained protein feature among the 13 regional features.
PartnerGeneHbpTbpENSTStrandBPexonTotalExonProtein feature loci*BPlociTotalLenProtein featureProtein feature note


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Fusion Gene Sequence for LAMP2-NKAP


check button For in-frame fusion transcripts, we provide the fusion transcript sequences and fusion amino acid sequences. To have fusion amino acid sequence, we ran ORFfinder and chose the longest ORF among the all predicted ones.

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Fusion Gene PPI Analysis for LAMP2-NKAP


check button Go to ChiPPI (Chimeric Protein-Protein interactions) to see the chimeric PPI interaction in

ChiPPI page.


check button Protein-protein interactors with each fusion partner protein in wild-type (BIOGRID-3.4.160)
HgeneHgene's interactorsTgeneTgene's interactors


check button - Retained PPIs in in-frame fusion.
PartnerGeneHbpTbpENSTStrandBPexonTotalExonProtein feature loci*BPlociTotalLenStill interaction with


check button - Lost PPIs in in-frame fusion.
PartnerGeneHbpTbpENSTStrandBPexonTotalExonProtein feature loci*BPlociTotalLenInteraction lost with


check button - Retained PPIs, but lost function due to frame-shift fusion.
PartnerGeneHbpTbpENSTStrandBPexonTotalExonProtein feature loci*BPlociTotalLenInteraction lost with


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Related Drugs for LAMP2-NKAP


check button Drugs targeting genes involved in this fusion gene.
(DrugBank Version 5.1.8 2021-05-08)
PartnerGeneUniProtAccDrugBank IDDrug nameDrug activityDrug typeDrug status

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Related Diseases for LAMP2-NKAP


check button Diseases associated with fusion partners.
(DisGeNet 4.0)
PartnerGeneDisease IDDisease name# pubmedsSource
HgeneLAMP2C0878677Glycogen Storage Disease Type IIb15CLINGEN;CTD_human;GENOMICS_ENGLAND;ORPHANET;UNIPROT
HgeneLAMP2C0038220Status Epilepticus1CTD_human
HgeneLAMP2C0270823Petit mal status1CTD_human
HgeneLAMP2C0311335Grand Mal Status Epilepticus1CTD_human
HgeneLAMP2C0393734Complex Partial Status Epilepticus1CTD_human
HgeneLAMP2C0751522Status Epilepticus, Subclinical1CTD_human
HgeneLAMP2C0751523Non-Convulsive Status Epilepticus1CTD_human
HgeneLAMP2C0751524Simple Partial Status Epilepticus1CTD_human
TgeneC0557874Global developmental delay1GENOMICS_ENGLAND
TgeneC3714756Intellectual Disability1GENOMICS_ENGLAND