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Center for Computational Systems Medicine
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Fusion Gene and Fusion Protein Summary

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Fusion Amino Acid Sequences (multiple BPs and multiple gene isoforms)

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Fusion Protein Breakpoint Sequences - (for the Screening of the FusionNeoAntigens)

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Potential FusionNeoAntigens in HLA I - (netMHCpan v4.1 + deepHLApan v1.1)

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Potential FusionNeoAntigens in HLA II - (netMHCIIpan v4.1)

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Fusion Breakpoint 14 AA Peptide Structure - (RoseTTAFold)

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Filtering FusionNeoAntigens Through Checking the Interaction with HLAs in 3D - (Glide)

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Vaccine Design for the FusionNeoAntigens (RNA/protein sequences)

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Potential target of CAR-T therapy development

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Information on the samples that have these potential fusion neoantigens

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Fusion Protein Targeting Drugs - (Manual Curation)

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Fusion Protein Related diseases - (Manual Curation)

Fusion Protein:PPP1R7-PLK1

Fusion Gene and Fusion Protein Summary

check button Fusion gene summary
Fusion partner gene informationFusion gene name: PPP1R7-PLK1
FusionPDB ID: 67935
FusionGDB2.0 ID: 67935
HgeneTgene
Gene symbol

PPP1R7

PLK1

Gene ID

5510

5347

Gene nameprotein phosphatase 1 regulatory subunit 7polo like kinase 1
SynonymsSDS22PLK|STPK13
Cytomap

2q37.3

16p12.2

Type of geneprotein-codingprotein-coding
Descriptionprotein phosphatase 1 regulatory subunit 7protein phosphatase 1 regulatory subunit 22protein phosphatase 1, regulatory (inhibitor) subunit 7testis secretory sperm-binding protein Li 210aserine/threonine-protein kinase PLK1PLK-1cell cycle regulated protein kinasepolo (Drosophia)-like kinaseserine/threonine-protein kinase 13
Modification date2020031520200329
UniProtAcc..
Ensembl transtripts involved in fusion geneENST idsENST00000234038, ENST00000404405, 
ENST00000406106, ENST00000407025, 
ENST00000272983, ENST00000401987, 
ENST00000402734, ENST00000485630, 
ENST00000564202, ENST00000300093, 
Fusion gene scores for assessment (based on all fusion genes of FusionGDB 2.0)* DoF score4 X 4 X 3=486 X 7 X 3=126
# samples 48
** MAII scorelog2(4/48*10)=-0.263034405833794
possibly effective Gene in Pan-Cancer Fusion Genes (peGinPCFGs).
DoF>8 and MAII<0
log2(8/126*10)=-0.655351828612554
possibly effective Gene in Pan-Cancer Fusion Genes (peGinPCFGs).
DoF>8 and MAII<0
Fusion gene context

PubMed: PPP1R7 [Title/Abstract] AND PLK1 [Title/Abstract] AND fusion [Title/Abstract]

Fusion neoantigen context

PubMed: PPP1R7 [Title/Abstract] AND PLK1 [Title/Abstract] AND neoantigen [Title/Abstract]

Most frequent breakpoint (based on all fusion genes of FusionGDB 2.0)PPP1R7(242093019)-PLK1(23700558), # samples:1
Anticipated loss of major functional domain due to fusion event.PPP1R7-PLK1 seems lost the major protein functional domain in Hgene partner, which is a CGC by not retaining the major functional domain in the partially deleted in-frame ORF.
PPP1R7-PLK1 seems lost the major protein functional domain in Hgene partner, which is a CGC by not retaining the major functional domain in the partially deleted in-frame ORF.
PPP1R7-PLK1 seems lost the major protein functional domain in Hgene partner, which is a essential gene by not retaining the major functional domain in the partially deleted in-frame ORF.
PPP1R7-PLK1 seems lost the major protein functional domain in Hgene partner, which is a essential gene by not retaining the major functional domain in the partially deleted in-frame ORF.
* 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
TgenePLK1

GO:0000086

G2/M transition of mitotic cell cycle

19160488

TgenePLK1

GO:0000132

establishment of mitotic spindle orientation

23509069

TgenePLK1

GO:0000278

mitotic cell cycle

18615013

TgenePLK1

GO:0000281

mitotic cytokinesis

19468302

TgenePLK1

GO:0001578

microtubule bundle formation

12939256

TgenePLK1

GO:0006468

protein phosphorylation

19468300|20679239|22701722|23509069

TgenePLK1

GO:0016567

protein ubiquitination

16885022

TgenePLK1

GO:0018105

peptidyl-serine phosphorylation

16885022

TgenePLK1

GO:0030071

regulation of mitotic metaphase/anaphase transition

23509069

TgenePLK1

GO:0031648

protein destabilization

16885022

TgenePLK1

GO:0032465

regulation of cytokinesis

17351640

TgenePLK1

GO:0045862

positive regulation of proteolysis

16885022

TgenePLK1

GO:0071168

protein localization to chromatin

21111234

TgenePLK1

GO:0072425

signal transduction involved in G2 DNA damage checkpoint

18662541

TgenePLK1

GO:1901673

regulation of mitotic spindle assembly

22621898

TgenePLK1

GO:1904668

positive regulation of ubiquitin protein ligase activity

15148369

TgenePLK1

GO:1904776

regulation of protein localization to cell cortex

23509069



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/chr2:242093019/chr16:23700558)
- 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 buttonRetention analysis results 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, are available here.

check buttonFusion gene breakpoints across PPP1R7 (5'-gene)
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
all structure

check buttonFusion gene breakpoints across PLK1 (3'-gene)
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
all structure


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Fusion Amino Acid Sequences


check buttonFusion information from ORFfinder translation from full-length transcript sequence from FusionPDB.
HenstTenstHgeneHchrHbpHstrandTgeneTchrTbpTstrandSeq length
(transcript)
BP loci
(transcript)
Predicted start
(transcript)
Predicted stop
(transcript)
Seq length
(amino acids)
ENST00000407025PPP1R7chr2242093019+ENST00000300093PLK1chr1623700558+13354892601030256
ENST00000234038PPP1R7chr2242093019+ENST00000300093PLK1chr1623700558+15016554261196256
ENST00000404405PPP1R7chr2242093019+ENST00000300093PLK1chr1623700558+110525930800256
ENST00000406106PPP1R7chr2242093019+ENST00000300093PLK1chr1623700558+104319716738240

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
ENST00000407025ENST00000300093PPP1R7chr2242093019+PLK1chr1623700558+0.0044139950.99558604
ENST00000234038ENST00000300093PPP1R7chr2242093019+PLK1chr1623700558+0.0035184670.99648154
ENST00000404405ENST00000300093PPP1R7chr2242093019+PLK1chr1623700558+0.0036185240.9963814
ENST00000406106ENST00000300093PPP1R7chr2242093019+PLK1chr1623700558+0.0033601890.99663985

check button Predicted full-length fusion amino acid sequences. For individual full-length fusion transcript sequence from FusionPDB, we ran ORFfinder and chose the longest ORF among all the predicted ones.

Get the fusion protein sequences from here.

Fusion protein sequence information is available in the fasta format.
>FusionGDB ID_FusionGDB isoform ID_FGname_Hgene_Hchr_Hbp_Henst_Tgene_Tchr_Tbp_Tenst_length(fusion AA) seq_BP

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Fusion Protein Breakpoint Sequences for PPP1R7-PLK1

check button +/-13 AA sequence from the breakpoints of the fusion protein sequences.
HgeneHchrHbpTgeneTchrTbpLength(fusion protein)BP in fusion proteinPeptide
PPP1R7chr2242093019PLK1chr162370055819760LKDGEERGEEDPEGYQLCDNSVGVLF
PPP1R7chr2242093019PLK1chr162370055825976LKDGEERGEEDPEGYQLCDNSVGVLF
PPP1R7chr2242093019PLK1chr162370055848976LKDGEERGEEDPEGYQLCDNSVGVLF
PPP1R7chr2242093019PLK1chr162370055865576LKDGEERGEEDPEGYQLCDNSVGVLF

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Potential FusionNeoAntigen Information of PPP1R7-PLK1 in HLA I

check button Multiple sequence alignments of the potential FusionNeoAntigens per fusion breakpoints. If the MSA is empty, then it means that there were predicted fusion neoantigens in this fusion breakpoint, but those predicted fusion neoantigens were not across the breakpoint, which is not fusion-specific.
PPP1R7-PLK1_242093019_23700558.msa

check button Potential FusionNeoAntigen Information
* We used NetMHCpan v4.1 (%rank<0.5) and deepHLApan v1.1 (immunogenic score>0.5)
Fusion geneHchrHbpTgeneTchrTbpHLA IFusionNeoAntigen peptideBinding scoreImmunogenic scoreNeoantigen start (at BP 13)Neoantigen end (at BP 13)
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B44:03EEDPEGYQL0.97510.8694817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B45:01EEDPEGYQL0.90530.6524817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B18:01EEDPEGYQL0.83170.8879817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:13EEDPEGYQL0.66860.8308817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B38:01EEDPEGYQL0.63890.8814817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:01EEDPEGYQL0.63530.8355817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B38:02EEDPEGYQL0.60130.8987817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B41:01EEDPEGYQL0.38240.6541817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B47:01GEEDPEGYQL0.94610.5561717
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:13GEEDPEGYQL0.86610.9719717
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B41:01GEEDPEGYQL0.63390.8923717
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B44:03EERGEEDPEGY0.99770.8716415
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B40:01RGEEDPEGYQL0.92190.5481617
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:13RGEEDPEGYQL0.86340.9463617
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:08EEDPEGYQL0.73690.5733817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:05EEDPEGYQL0.64920.7933817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:12EEDPEGYQL0.55950.8435817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:08GEEDPEGYQL0.92910.8671717
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:08RGEEDPEGYQL0.98850.8683617
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B48:03RGEEDPEGYQL0.90980.6003617
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B40:04EEDPEGYQL0.9950.5906817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B44:26EEDPEGYQL0.97510.8694817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B44:07EEDPEGYQL0.97510.8694817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B44:13EEDPEGYQL0.97510.8694817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B18:04EEDPEGYQL0.90810.8999817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B18:07EEDPEGYQL0.88020.8372817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B18:05EEDPEGYQL0.83170.8879817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B18:08EEDPEGYQL0.81280.8979817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B18:11EEDPEGYQL0.79690.7167817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B18:06EEDPEGYQL0.78470.9078817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B18:03EEDPEGYQL0.76290.8787817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:11EEDPEGYQL0.73610.5204817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:31EEDPEGYQL0.67280.8327817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:02EEDPEGYQL0.65010.8415817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B38:05EEDPEGYQL0.63890.8814817
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B40:04GEEDPEGYQL0.99680.7396717
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:02GEEDPEGYQL0.88680.9728717
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B41:03GEEDPEGYQL0.75490.6209717
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B44:26EERGEEDPEGY0.99770.8716415
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B44:07EERGEEDPEGY0.99770.8716415
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B44:13EERGEEDPEGY0.99770.8716415
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B18:11EERGEEDPEGY0.9950.6101415
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B39:02RGEEDPEGYQL0.9570.9379617
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B40:04RGEEDPEGYQL0.95180.865617
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B40:36RGEEDPEGYQL0.92630.5331617
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B40:12RGEEDPEGYQL0.90980.6003617
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B41:03RGEEDPEGYQL0.90870.7456617
PPP1R7-PLK1chr2242093019chr1623700558655HLA-B40:49RGEEDPEGYQL0.90850.5581617

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Potential FusionNeoAntigen Information of PPP1R7-PLK1 in HLA II

check button Multiple sequence alignments of the potential FusionNeoAntigens per fusion breakpoints. If the MSA is empty, then it means that there were predicted fusion neoantigens in this fusion breakpoint, but those predicted fusion neoantigens were not across the breakpoint, which is not fusion-specific.

check button Potential FusionNeoAntigen Information
* We used NetMHCIIpan v4.1 (%rank<0.5).
Fusion geneHchrHbpTgeneTchrTbpHLA IIFusionNeoAntigen peptideNeoantigen start (at BP 13)Neoantigen end (at BP 13)

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Fusion breakpoint peptide structures of PPP1R7-PLK1

check button3D structures of the fusion breakpoint peptide of 14AA sequence that have potential fusion neoantigens
* The minimum length of the amino acid sequence in RoseTTAFold is 14AA. Here, we predicted the 14AA fusion protein breakpoint sequence not the fusion neoantigen peptide, which is shorter than 14 AA.
File nameBPseqHgeneTgeneHchrHbpTchrTbpAAlen
7855RGEEDPEGYQLCDNPPP1R7PLK1chr2242093019chr1623700558655

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Filtering FusionNeoAntigens Through Checking the Interaction with HLAs in 3D of PPP1R7-PLK1

check buttonVirtual screening between 25 HLAs (from PDB) and FusionNeoAntigens
* We used Glide to predict the interaction between HLAs and neoantigens.
HLA allelePDB IDFile nameBPseqDocking scoreGlide score

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Vaccine Design for the FusionNeoAntigens of PPP1R7-PLK1

check button mRNA and peptide sequences of FusionNeoAntigens that have potential interaction with HLA-Is.
Fusion geneHchrHbpTchrTbpStart in +/-13AAEnd in +/-13AAFusionNeoAntigen peptide sequenceFusionNeoAntigen RNA sequence
PPP1R7-PLK1chr2242093019chr1623700558415EERGEEDPEGYAGGAGCGGGGGGAGGAGGACCCAGAAGGGTATC
PPP1R7-PLK1chr2242093019chr1623700558617RGEEDPEGYQLGGGGGGAGGAGGACCCAGAAGGGTATCAGCTCT
PPP1R7-PLK1chr2242093019chr1623700558717GEEDPEGYQLGGGAGGAGGACCCAGAAGGGTATCAGCTCT
PPP1R7-PLK1chr2242093019chr1623700558817EEDPEGYQLAGGAGGACCCAGAAGGGTATCAGCTCT

check button mRNA and peptide sequences of FusionNeoAntigens that have potential interaction with HLA-IIs.
Fusion geneHchrHbpTchrTbpStart in +/-13AAEnd in +/-13AAFusionNeoAntigen peptideFusionNEoAntigen RNA sequence

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Information of the samples that have these potential fusion neoantigens of PPP1R7-PLK1

check button These samples were reported as having these fusion breakpoints. For individual breakpoints, we checked the open reading frames considering multiple gene isoforms and chose the in-frame fusion genes only. Then, we made fusion protein sequences and predicted the fusion neoantigens. These fusion-positive samples may have these potential fusion neoantigens.
Cancer typeFusion geneHchrHbpHenstTchrTbpTenstSample
OVPPP1R7-PLK1chr2242093019ENST00000234038chr1623700558ENST00000300093TCGA-13-0897

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Potential target of CAR-T therapy development for PPP1R7-PLK1

check button Predicted 3D structure. We used RoseTTAFold.

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, to provide the retention of the transmembrane domain, we only show the protein feature retention information of those transmembrane features


* Minus value of BPloci means that the break point is located before the CDS.
- In-frame and retained 'Transmembrane'.
PartnerGeneHbpTbpENSTStrandBPexonTotalExonProtein feature loci*BPlociTotalLenProtein featureProtein feature note

check button Subcellular localization prediction of the transmembrane domain retained fusion proteins
* We used DeepLoc 1.0. The order of the X-axis of the barplot is as follows: Entry_ID, Localization, Type, Nucleus, Cytoplasm, Extracellular, Mitochondrion, Cell_membrane, Endoplasmic_reticulum, Plastid, Golgi.apparatus, Lysosome.Vacuole, Peroxisome. Y-axis is the output score of DeepLoc. Clicking the image will open a new tab with a large image.
HgeneHchrHbpHenstTgeneTchrTbpTenstDeepLoc result

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Related Drugs to PPP1R7-PLK1

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

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Related Diseases to PPP1R7-PLK1

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

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