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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:AP1S2-LPCAT1 (FusionGDB2 ID:5206)

Fusion Gene Summary for AP1S2-LPCAT1

check button Fusion gene summary
Fusion gene informationFusion gene name: AP1S2-LPCAT1
Fusion gene ID: 5206
HgeneTgene
Gene symbol

AP1S2

LPCAT1

Gene ID

8905

79888

Gene nameadaptor related protein complex 1 subunit sigma 2lysophosphatidylcholine acyltransferase 1
SynonymsDC22|MRX59|MRXS21|MRXS5|MRXSF|PGS|SIGMA1BAGPAT10|AGPAT9|AYTL2|LPCAT-1|PFAAP3|lpcat|lysoPAFAT
Cytomap

Xp22.2

5p15.33

Type of geneprotein-codingprotein-coding
DescriptionAP-1 complex subunit sigma-2adapter-related protein complex 1 sigma-1B subunitadaptor protein complex AP-1 sigma-1B subunitadaptor related protein complex 1 sigma 2 subunitadaptor-related protein complex 1 subunit sigma-1Bclathrin adaptor complex AP1lysophosphatidylcholine acyltransferase 11-acylglycerophosphocholine O-acyltransferase1-alkylglycerophosphocholine O-acetyltransferaseLPC acyltransferase 1acetyl-CoA:lyso-PAF acetyltransferaseacetyl-CoA:lyso-platelet-activating factor acetyltransfera
Modification date2020032020200313
UniProtAcc

P56377

Q8NF37

Ensembl transtripts involved in fusion geneENST00000329235, ENST00000380291, 
ENST00000421527, ENST00000479184, 
ENST00000545766, 
ENST00000283415, 
ENST00000503252, 
Fusion gene scores* DoF score2 X 2 X 1=46 X 6 X 3=108
# samples 27
** MAII scorelog2(2/4*10)=2.32192809488736log2(7/108*10)=-0.625604485218502
possibly effective Gene in Pan-Cancer Fusion Genes (peGinPCFGs).
DoF>8 and MAII<0
Context

PubMed: AP1S2 [Title/Abstract] AND LPCAT1 [Title/Abstract] AND fusion [Title/Abstract]

Most frequent breakpointAP1S2(15845283)-LPCAT1(1461951), # 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
TgeneLPCAT1

GO:0036151

phosphatidylcholine acyl-chain remodeling

21498505


check buttonFusion gene breakpoints across AP1S2 (5'-gene)
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.

check buttonFusion gene breakpoints across LPCAT1 (3'-gene)
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.

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
ChiTaRS5.0N/ABM693256AP1S2chrX

15845283

+LPCAT1chr5

1461951

-


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Fusion Gene ORF analysis for AP1S2-LPCAT1

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
intron-3UTRENST00000329235ENST00000283415AP1S2chrX

15845283

+LPCAT1chr5

1461951

-
intron-3UTRENST00000380291ENST00000283415AP1S2chrX

15845283

+LPCAT1chr5

1461951

-
intron-3UTRENST00000421527ENST00000283415AP1S2chrX

15845283

+LPCAT1chr5

1461951

-
intron-3UTRENST00000479184ENST00000283415AP1S2chrX

15845283

+LPCAT1chr5

1461951

-
intron-3UTRENST00000545766ENST00000283415AP1S2chrX

15845283

+LPCAT1chr5

1461951

-
intron-5UTRENST00000329235ENST00000503252AP1S2chrX

15845283

+LPCAT1chr5

1461951

-
intron-5UTRENST00000380291ENST00000503252AP1S2chrX

15845283

+LPCAT1chr5

1461951

-
intron-5UTRENST00000421527ENST00000503252AP1S2chrX

15845283

+LPCAT1chr5

1461951

-
intron-5UTRENST00000479184ENST00000503252AP1S2chrX

15845283

+LPCAT1chr5

1461951

-
intron-5UTRENST00000545766ENST00000503252AP1S2chrX

15845283

+LPCAT1chr5

1461951

-

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 AP1S2-LPCAT1


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)

check buttonDistribution of 44 human genomic features loci across 20kb length fusion breakpoint regions. We integrated a total of 44 different types of human genomic feature loci information across five big categories including virus integration sites, repeats, structural variants, chromatin states, and gene expression regulation. More details are in help page.

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.

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Fusion Protein Features for AP1S2-LPCAT1


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/:15845283/:1461951)
- 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
AP1S2

P56377

LPCAT1

Q8NF37

FUNCTION: Subunit of clathrin-associated adaptor protein complex 1 that plays a role in protein sorting in the late-Golgi/trans-Golgi network (TGN) and/or endosomes. The AP complexes mediate both the recruitment of clathrin to membranes and the recognition of sorting signals within the cytosolic tails of transmembrane cargo molecules.FUNCTION: Exhibits acyltransferase activity (PubMed:21498505, PubMed:18156367). Exhibits acetyltransferase activity (By similarity). Activity is calcium-independent (By similarity). Catalyzes the conversion of lysophosphatidylcholine (1-acyl-sn-glycero-3-phosphocholine or LPC) into phosphatidylcholine (1,2-diacyl-sn-glycero-3-phosphocholine or PC) (PubMed:21498505, PubMed:18156367). Catalyzes the conversion 1-acyl-sn-glycerol-3-phosphate (lysophosphatidic acid or LPA) into 1,2-diacyl-sn-glycerol-3-phosphate (phosphatidic acid or PA) by incorporating an acyl moiety at the sn-2 position of the glycerol backbone (By similarity). Displays a clear preference for saturated fatty acyl-CoAs, and 1-myristoyl or 1-palmitoyl LPC as acyl donors and acceptors, respectively (By similarity). Involved in platelet-activating factor (PAF) biosynthesis by catalyzing the conversion of the PAF precursor, 1-O-alkyl-sn-glycero-3-phosphocholine (lyso-PAF) into 1-O-alkyl-2-acetyl-sn-glycero-3-phosphocholine (PAF) (By similarity). May synthesize phosphatidylcholine in pulmonary surfactant, thereby playing a pivotal role in respiratory physiology (By similarity). Involved in the regulation of lipid droplet number and size (PubMed:25491198). {ECO:0000250|UniProtKB:Q3TFD2, ECO:0000269|PubMed:18156367, ECO:0000269|PubMed:21498505, ECO:0000269|PubMed:25491198}.

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 AP1S2-LPCAT1


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 AP1S2-LPCAT1


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 AP1S2-LPCAT1


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 AP1S2-LPCAT1


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