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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:GPC4-FHL1 (FusionGDB2 ID:HG2239TG2273)

Fusion Gene Summary for GPC4-FHL1

check button Fusion gene summary
Fusion gene informationFusion gene name: GPC4-FHL1
Fusion gene ID: hg2239tg2273
HgeneTgene
Gene symbol

GPC4

FHL1

Gene ID

2239

2273

Gene nameglypican 4four and a half LIM domains 1
SynonymsK-glypican|KPTSFCMSU|FHL-1|FHL1A|FHL1B|FLH1A|KYOT|RBMX1A|RBMX1B|SLIM|SLIM-1|SLIM1|SLIMMER|XMPMA
Cytomap('GPC4')('FHL1')

Xq26.2

Xq26.3

Type of geneprotein-codingprotein-coding
Descriptionglypican-4dJ900E8.1 (glypican 4)glypican proteoglycan 4four and a half LIM domains protein 1LIM protein SLIMMERfour-and-a-half Lin11, Isl-1 and Mec-3 domains 1skeletal muscle LIM-protein 1
Modification date2020032720200313
UniProtAcc..
Ensembl transtripts involved in fusion geneENST00000370828, ENST00000535467, 
Fusion gene scores* DoF score6 X 4 X 4=964 X 4 X 2=32
# samples 64
** MAII scorelog2(6/96*10)=-0.678071905112638
possibly effective Gene in Pan-Cancer Fusion Genes (peGinPCFGs).
DoF>8 and MAII<0
log2(4/32*10)=0.321928094887362
effective Gene in Pan-Cancer Fusion Genes (eGinPCFGs).
DoF>8 and MAII>0
Context

PubMed: GPC4 [Title/Abstract] AND FHL1 [Title/Abstract] AND fusion [Title/Abstract]

Most frequent breakpointGPC4(132548834)-FHL1(135288566), # samples:1
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
TgeneFHL1

GO:0003254

regulation of membrane depolarization

18281375

TgeneFHL1

GO:0010972

negative regulation of G2/M transition of mitotic cell cycle

21702045

TgeneFHL1

GO:0030308

negative regulation of cell growth

21702045

TgeneFHL1

GO:0043268

positive regulation of potassium ion transport

18281375

TgeneFHL1

GO:1901016

regulation of potassium ion transmembrane transporter activity

18281375

TgeneFHL1

GO:2000134

negative regulation of G1/S transition of mitotic cell cycle

21702045



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
ChimerDB4Non-CancerTCGA-BR-6564-11AGPC4chrX

132548834

-FHL1chrX

135288566

+


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Fusion Gene ORF analysis for GPC4-FHL1

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-3UTRENST00000370828ENST00000477080GPC4chrX

132548834

-FHL1chrX

135288566

+
5CDS-5UTRENST00000370828ENST00000345434GPC4chrX

132548834

-FHL1chrX

135288566

+
5CDS-5UTRENST00000370828ENST00000370676GPC4chrX

132548834

-FHL1chrX

135288566

+
5CDS-5UTRENST00000370828ENST00000370683GPC4chrX

132548834

-FHL1chrX

135288566

+
5CDS-5UTRENST00000370828ENST00000370690GPC4chrX

132548834

-FHL1chrX

135288566

+
5CDS-5UTRENST00000370828ENST00000394153GPC4chrX

132548834

-FHL1chrX

135288566

+
5CDS-5UTRENST00000370828ENST00000394155GPC4chrX

132548834

-FHL1chrX

135288566

+
5CDS-5UTRENST00000370828ENST00000535737GPC4chrX

132548834

-FHL1chrX

135288566

+
5CDS-5UTRENST00000370828ENST00000539015GPC4chrX

132548834

-FHL1chrX

135288566

+
5CDS-5UTRENST00000370828ENST00000543669GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-3UTRENST00000535467ENST00000477080GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-5UTRENST00000535467ENST00000345434GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-5UTRENST00000535467ENST00000370676GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-5UTRENST00000535467ENST00000370683GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-5UTRENST00000535467ENST00000370690GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-5UTRENST00000535467ENST00000394153GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-5UTRENST00000535467ENST00000394155GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-5UTRENST00000535467ENST00000535737GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-5UTRENST00000535467ENST00000539015GPC4chrX

132548834

-FHL1chrX

135288566

+
intron-5UTRENST00000535467ENST00000543669GPC4chrX

132548834

-FHL1chrX

135288566

+

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 GPC4-FHL1


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)
GPC4chrX132548833-FHL1chrX135288565+0.0002749390.99972504
GPC4chrX132548833-FHL1chrX135288565+0.0002749390.99972504


check buttonDistribution of 44 human genomic features loci across 20kb length fusion breakpoint regions that are ovelapped with the top 1% feature importance score regions. More details are in help page.
genomic feature of top 1%

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Fusion Protein Features for GPC4-FHL1


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/:132548834/:135288566)
- 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
..
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}.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 GPC4-FHL1


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 GPC4-FHL1


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 GPC4-FHL1


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 GPC4-FHL1


check button Diseases associated with fusion partners.
(DisGeNet 4.0)
PartnerGeneDisease IDDisease name# pubmedsSource
HgeneGPC4C0376634Craniofacial Abnormalities1CTD_human
HgeneGPC4C0796154SIMPSON-GOLABI-BEHMEL SYNDROME, TYPE 11CTD_human;ORPHANET
HgeneGPC4C1850627Nasodigitoacoustic syndrome1ORPHANET
TgeneC4225159REDUCING BODY MYOPATHY, X-LINKED 1B, WITH LATE CHILDHOOD OR ADULT ONSET6GENOMICS_ENGLAND;UNIPROT
TgeneC2678055MYOPATHY, X-LINKED, WITH POSTURAL MUSCLE ATROPHY (disorder)5CTD_human;GENOMICS_ENGLAND;ORPHANET;UNIPROT
TgeneC4225423REDUCING BODY MYOPATHY, X-LINKED 1A, SEVERE, WITH INFANTILE OR EARLY CHILDHOOD ONSET4GENOMICS_ENGLAND;UNIPROT
TgeneC2678061SCAPULOPERONEAL MYOPATHY, X-LINKED DOMINANT3CTD_human;GENOMICS_ENGLAND;ORPHANET;UNIPROT
TgeneC0023893Liver Cirrhosis, Experimental1CTD_human
TgeneC0270970Reducing-body myopathy1ORPHANET
TgeneC1135196Heart Failure, Diastolic1CTD_human
TgeneC1846010URUGUAY FACIOCARDIOMUSCULOSKELETAL SYNDROME1GENOMICS_ENGLAND