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Center for Computational Systems Medicine
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Gene summary

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Gene structures and expression levels

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Exon skipping events with PSIs in TCGA

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Exon skipping events with PSIs in GTEx

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Open reading frame (ORF) annotation in the exon skipping event

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Exon skipping events in the canonical protein sequence

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SNVs in the skipped exons with depth of coverage

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Splicing Quantitative Trait Loci (sQTLs) in the skipped exons

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Splicing Quantitative Trait Methylation (sQTM) in the skipped exon

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Related drugs with this gene

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Related diseases with this gene

Gene summary for PPP4R1

check button Gene summary
Gene informationGene symbol

PPP4R1

Gene ID

9989

Gene nameprotein phosphatase 4 regulatory subunit 1
SynonymsMEG1|PP4(Rmeg)|PP4R1
Cytomap

18p11.22

Type of geneprotein-coding
Descriptionserine/threonine-protein phosphatase 4 regulatory subunit 1serine/threonine phosphatase 4
Modification date20180523
UniProtAcc

Q8TF05

ContextPubMed: PPP4R1 [Title/Abstract] AND exon [Title/Abstract] AND skip [Title/Abstract]
- Title (PMID)

check button Gene ontology of each this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
GeneGO IDGO termPubMed ID

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Exon skipping events across known transcript of Ensembl for PPP4R1 from UCSC genome browser

check buttonSkipped exons in TCGA and GTEx based on Ensembl gene isoform structure.
* 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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Gene isoform structures and expression levels for PPP4R1

check button Expression levels of gene isoforms across TCGA.
gencode gene structure

check button Expression levels of gene isoforms across GTEx.
gencode gene structure


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Exon skipping events with PSIs in TCGA for PPP4R1

check button Information of exkip skipping event in TCGA.
Exon skip IDchrExons involved in exon skippingSkipped exonENSGENSTs
exon_skip_297945189547801:9547950:9549194:9549336:9550049:95501849549194:9549336ENSG00000154845.11ENST00000582594.1,ENST00000285124.8,ENST00000579609.1,ENST00000400556.3,ENST00000400555.3
exon_skip_297949189550366:9550396:9553319:9553420:9557218:95573809553319:9553420ENSG00000154845.11ENST00000285124.8,ENST00000400556.3,ENST00000400555.3,ENST00000584754.1
exon_skip_297955189561980:9562073:9562919:9563044:9563375:95635489562919:9563044ENSG00000154845.11ENST00000285124.8
exon_skip_297958189563375:9563548:9570154:9570681:9577061:95771899570154:9570681ENSG00000154845.11ENST00000285124.8,ENST00000400556.3,ENST00000400555.3
exon_skip_297960189570154:9570681:9577061:9577189:9583114:95832739577061:9577189ENSG00000154845.11ENST00000285124.8,ENST00000400556.3,ENST00000400555.3
exon_skip_297961189577061:9577189:9583114:9583273:9584512:95845789583114:9583273ENSG00000154845.11ENST00000285124.8,ENST00000400556.3,ENST00000400555.3
exon_skip_297966189583114:9583273:9584512:9584578:9584718:95848269584512:9584578ENSG00000154845.11ENST00000285124.8,ENST00000400556.3,ENST00000400555.3
exon_skip_297968189584512:9584578:9584718:9584826:9588086:95882339584718:9584826ENSG00000154845.11ENST00000580583.1,ENST00000285124.8,ENST00000400556.3,ENST00000400555.3
exon_skip_297971189584773:9584826:9588086:9588233:9588708:95888519588086:9588233ENSG00000154845.11ENST00000580583.1,ENST00000285124.8,ENST00000400556.3,ENST00000400555.3,ENST00000578875.1
exon_skip_297974189588824:9588851:9593765:9593872:9595015:95950599593765:9593872ENSG00000154845.11ENST00000581835.1,ENST00000580583.1,ENST00000583092.1,ENST00000581250.1,ENST00000579415.1,ENST00000583903.1,ENST00000400556.3,ENST00000400555.3,ENST00000579638.1,ENST00000580745.1,ENST00000582933.1,ENST00000584074.1,ENST00000582240.1
exon_skip_297979189593765:9593872:9594176:9594232:9595015:95950599594176:9594232ENSG00000154845.11ENST00000580182.1
exon_skip_297981189593765:9593872:9595015:9595100:9614223:96142689595015:9595100ENSG00000154845.11ENST00000581835.1,ENST00000400555.3,ENST00000580745.1,ENST00000584074.1,ENST00000582240.1
exon_skip_297982189593765:9593872:9595015:9595151:9614223:96142689595015:9595151ENSG00000154845.11ENST00000581250.1,ENST00000400556.3
exon_skip_297983189595015:9595100:9612454:9612688:9614223:96142689612454:9612688ENSG00000154845.11ENST00000583092.1
exon_skip_297985189595015:9595100:9614223:9614268:9614475:96145039614223:9614268ENSG00000154845.11ENST00000580182.1,ENST00000285124.8,ENST00000400555.3,ENST00000578178.1,ENST00000577779.1
exon_skip_297988189595015:9595151:9614223:9614268:9614475:96145039614223:9614268ENSG00000154845.11ENST00000578875.1

check button PSI values of skipped exons in TCGA.
psi tcga

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Exon skipping events with PSIs in GTEx for PPP4R1

check button Information of exkip skipping event in GTEx
Exon skip IDchrExons involved in exon skippingSkipped exonENSGENSTs
exon_skip_297945189547801:9547950:9549194:9549336:9550049:95501849549194:9549336ENSG00000154845.11ENST00000400556.3,ENST00000400555.3,ENST00000582594.1,ENST00000285124.8,ENST00000579609.1
exon_skip_297949189550366:9550396:9553319:9553420:9557218:95573809553319:9553420ENSG00000154845.11ENST00000400556.3,ENST00000400555.3,ENST00000285124.8,ENST00000584754.1
exon_skip_297955189561980:9562073:9562919:9563044:9563375:95635489562919:9563044ENSG00000154845.11ENST00000285124.8
exon_skip_297958189563375:9563548:9570154:9570681:9577061:95771899570154:9570681ENSG00000154845.11ENST00000400556.3,ENST00000400555.3,ENST00000285124.8
exon_skip_297960189570154:9570681:9577061:9577189:9583114:95832739577061:9577189ENSG00000154845.11ENST00000400556.3,ENST00000400555.3,ENST00000285124.8
exon_skip_297961189577061:9577189:9583114:9583273:9584512:95845789583114:9583273ENSG00000154845.11ENST00000400556.3,ENST00000400555.3,ENST00000285124.8
exon_skip_297966189583114:9583273:9584512:9584578:9584718:95848269584512:9584578ENSG00000154845.11ENST00000400556.3,ENST00000400555.3,ENST00000285124.8
exon_skip_297968189584512:9584578:9584718:9584826:9588086:95882339584718:9584826ENSG00000154845.11ENST00000400556.3,ENST00000400555.3,ENST00000285124.8,ENST00000580583.1
exon_skip_297971189584773:9584826:9588086:9588233:9588708:95888519588086:9588233ENSG00000154845.11ENST00000400556.3,ENST00000400555.3,ENST00000285124.8,ENST00000580583.1,ENST00000578875.1
exon_skip_297974189588824:9588851:9593765:9593872:9595015:95950599593765:9593872ENSG00000154845.11ENST00000400556.3,ENST00000400555.3,ENST00000580583.1,ENST00000579638.1,ENST00000583903.1,ENST00000584074.1,ENST00000579415.1,ENST00000581250.1,ENST00000580745.1,ENST00000582933.1,ENST00000582240.1,ENST00000581835.1,ENST00000583092.1
exon_skip_297979189593765:9593872:9594176:9594232:9595015:95950599594176:9594232ENSG00000154845.11ENST00000580182.1
exon_skip_297981189593765:9593872:9595015:9595100:9614223:96142689595015:9595100ENSG00000154845.11ENST00000400555.3,ENST00000584074.1,ENST00000580745.1,ENST00000582240.1,ENST00000581835.1
exon_skip_297982189593765:9593872:9595015:9595151:9614223:96142689595015:9595151ENSG00000154845.11ENST00000400556.3,ENST00000581250.1
exon_skip_297983189595015:9595100:9612454:9612688:9614223:96142689612454:9612688ENSG00000154845.11ENST00000583092.1
exon_skip_297988189595015:9595151:9614223:9614268:9614475:96145039614223:9614268ENSG00000154845.11ENST00000578875.1

check button PSI values of skipped exons in GTEx.
psi gtex

* Skipped exon sequences.

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Open reading frame (ORF) annotation in the exon skipping event for PPP4R1

check button Open reading frame (ORF) of individual exon skipping events in TCGA based on the Ensembl gene structure combined from isoforms.
ENSTStart of skipped exonEnd of skipped exonORF
ENST0000040055695491949549336Frame-shift
ENST0000040055695533199553420Frame-shift
ENST0000040055695701549570681Frame-shift
ENST0000040055695770619577189Frame-shift
ENST0000040055695937659593872Frame-shift
ENST0000040055695950159595151Frame-shift
ENST0000040055695831149583273In-frame
ENST0000040055695845129584578In-frame
ENST0000040055695847189584826In-frame
ENST0000040055695880869588233In-frame

check button Open reading frame (ORF) of individual exon skipping events in GTEx based on the Ensembl gene structure combined from isoforms.
ENSTStart of skipped exonEnd of skipped exonORF
ENST0000040055695491949549336Frame-shift
ENST0000040055695533199553420Frame-shift
ENST0000040055695701549570681Frame-shift
ENST0000040055695770619577189Frame-shift
ENST0000040055695937659593872Frame-shift
ENST0000040055695950159595151Frame-shift
ENST0000040055695831149583273In-frame
ENST0000040055695845129584578In-frame
ENST0000040055695847189584826In-frame
ENST0000040055695880869588233In-frame

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Infer the effects of exon skipping event on protein functional features for PPP4R1

check button Exon skipping at the protein sequence level and followed lost functional features.
* Click on the image to enlarge it in a new window.
prot feature distribution

check button Loci of skipped exons in TCGA across genomic, transcript, and protein sequence levels of In-frame cases.
ENSTLength of mRNALength of AA seq.Genomic startGenomic endmRNA startmRNA endAA startAA end
ENST00000400556394295095880869588233513659146195
ENST00000400556394295095847189584826660767195231
ENST00000400556394295095845129584578768833231253
ENST00000400556394295095831149583273834992253306

check button Loci of skipped exons in GTEx across genomic, transcript, and protein sequence levels of In-frame cases.
ENSTLength of mRNALength of AA seq.Genomic startGenomic endmRNA startmRNA endAA startAA end
ENST00000400556394295095880869588233513659146195
ENST00000400556394295095847189584826660767195231
ENST00000400556394295095845129584578768833231253
ENST00000400556394295095831149583273834992253306

check button Lost protein functional features of individual exon skipping events in TCGA.
UniProt acc.Start of exon skipping (AA)End of exon skipping (AA)Protein feature start (AA)Protein feature end (AA)Category of protein featureDescription of feature
Q8TF051461951950ChainID=PRO_0000071527;Note=Serine/threonine-protein phosphatase 4 regulatory subunit 1
Q8TF05146195127164RepeatNote=HEAT 5
Q8TF05146195168206RepeatNote=HEAT 6
Q8TF051952311950ChainID=PRO_0000071527;Note=Serine/threonine-protein phosphatase 4 regulatory subunit 1
Q8TF05195231168206RepeatNote=HEAT 6
Q8TF05195231208246RepeatNote=HEAT 7
Q8TF052312531950ChainID=PRO_0000071527;Note=Serine/threonine-protein phosphatase 4 regulatory subunit 1
Q8TF05231253208246RepeatNote=HEAT 7
Q8TF05231253248285RepeatNote=HEAT 8
Q8TF052533061950ChainID=PRO_0000071527;Note=Serine/threonine-protein phosphatase 4 regulatory subunit 1
Q8TF05253306248285RepeatNote=HEAT 8
Q8TF05253306287324RepeatNote=HEAT 9


check button Lost protein functional features of individual exon skipping events in GTEx.
UniProt acc.Start of exon skipping (AA)End of exon skipping (AA)Protein feature start (AA)Protein feature end (AA)Category of protein featureDescription of feature
Q8TF051461951950ChainID=PRO_0000071527;Note=Serine/threonine-protein phosphatase 4 regulatory subunit 1
Q8TF05146195127164RepeatNote=HEAT 5
Q8TF05146195168206RepeatNote=HEAT 6
Q8TF051952311950ChainID=PRO_0000071527;Note=Serine/threonine-protein phosphatase 4 regulatory subunit 1
Q8TF05195231168206RepeatNote=HEAT 6
Q8TF05195231208246RepeatNote=HEAT 7
Q8TF052312531950ChainID=PRO_0000071527;Note=Serine/threonine-protein phosphatase 4 regulatory subunit 1
Q8TF05231253208246RepeatNote=HEAT 7
Q8TF05231253248285RepeatNote=HEAT 8
Q8TF052533061950ChainID=PRO_0000071527;Note=Serine/threonine-protein phosphatase 4 regulatory subunit 1
Q8TF05253306248285RepeatNote=HEAT 8
Q8TF05253306287324RepeatNote=HEAT 9


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SNVs in the skipped exons for PPP4R1

check button - Lollipop plot for presenting exon skipping associated SNVs.
* Click on the image to enlarge it in a new window.
lollipop

check button - Differential PSIs between mutated versus non-mutated samples.
PPP4R1_COAD_exon_skip_297958_psi_boxplot.png
boxplot
PPP4R1_HNSC_exon_skip_297958_psi_boxplot.png
boxplot
PPP4R1_LIHC_exon_skip_297958_psi_boxplot.png
boxplot
PPP4R1_LUSC_exon_skip_297961_psi_boxplot.png
boxplot
PPP4R1_SKCM_exon_skip_297961_psi_boxplot.png
boxplot

check button - Non-synonymous mutations located in the skipped exons in TCGA.
Cancer typeSampleESIDSkipped exon startSkipped exon endMutation startMutation endMutation typeReference seqMutation seqAAchange
THYMTCGA-5U-AB0D-01exon_skip_297949
9553320955342095533689553368Frame_Shift_DelA-p.L748fs
COADTCGA-AM-5820-01exon_skip_297958
9570155957068195703859570386Frame_Shift_DelAA-p.431_431del
LIHCTCGA-DD-A1EG-01exon_skip_297958
9570155957068195704509570450Frame_Shift_DelT-p.K426fs
LIHCTCGA-DD-A1EG-01exon_skip_297960
9577062957718995771429577142Frame_Shift_DelA-p.F322fs
LIHCTCGA-DD-A3A0-01exon_skip_297960
9577062957718995771429577142Frame_Shift_DelA-p.F322fs
LIHCTCGA-G3-A3CJ-01exon_skip_297960
9577062957718995771429577142Frame_Shift_DelA-p.F322fs
LIHCTCGA-DD-A3A0-01exon_skip_297960
9577062957718995771619577161Frame_Shift_DelC-p.G316fs
LIHCTCGA-G3-A3CJ-01exon_skip_297960
9577062957718995771729577172Frame_Shift_DelA-p.F312fs
LIHCTCGA-DD-A39Y-01exon_skip_297961
9583115958327395832609583260Frame_Shift_DelA-p.F258fs
LUSCTCGA-18-4086-01exon_skip_297961
9583115958327395832689583268Frame_Shift_DelG-p.P255fs
LIHCTCGA-DD-A3A0-01exon_skip_297971
9588087958823395881249588124Frame_Shift_DelG-p.P183fs
LIHCTCGA-BC-A112-01exon_skip_297958
9570155957068195703549570355Frame_Shift_Ins-Ap.L458fs
BLCATCGA-FJ-A3ZF-01exon_skip_297949
9553320955342095533789553378Nonsense_MutationGAp.Q745*
HNSCTCGA-CN-4723-01exon_skip_297958
9570155957068195702069570206Nonsense_MutationCAp.E508*
BLCATCGA-FD-A43P-01exon_skip_297958
9570155957068195702729570272Nonsense_MutationCAp.E486*
HNSCTCGA-D6-6516-01exon_skip_297958
9570155957068195703739570373Nonsense_MutationATp.L452*
GBMTCGA-06-5412-01exon_skip_297958
9570155957068195704829570482Nonsense_MutationGAp.Q416*
COADTCGA-A6-6141-01exon_skip_297960
9577062957718995770759577075Nonsense_MutationCAp.E345X
COADTCGA-DM-A0XF-01exon_skip_297961
9583115958327395831909583190Nonsense_MutationATp.C281X
SKCMTCGA-W3-AA1V-06exon_skip_297961
9583115958327395832289583228Nonsense_MutationGAp.R269*
HNSCTCGA-MT-A67F-01exon_skip_297968
9584719958482695847249584724Nonsense_MutationGAp.R230*
BLCATCGA-DK-AA6P-01exon_skip_297981
9595016959510095950859595085Nonsense_MutationGCp.S40*
BLCATCGA-DK-AA6P-01exon_skip_297982
9595016959515195950859595085Nonsense_MutationGCp.S40*
BLCATCGA-HQ-A5NE-01exon_skip_297982
9595016959515195951039595103Nonsense_MutationGCp.S34*

check button - Depth of coverage in the three exons composing exon skipping event
Depth of coverage in three exonsMutation description
PPP4R1_9577061_9577189_9583114_9583273_9584512_9584578_TCGA-W3-AA1V-06Sample: TCGA-W3-AA1V-06
Cancer type: SKCM
ESID: exon_skip_297961
Skipped exon start: 9583115
Skipped exon end: 9583273
Mutation start: 9583228
Mutation end: 9583228
Mutation type: Nonsense_Mutation
Reference seq: G
Mutation seq: A
AAchange: p.R269*
exon_skip_286364_SKCM_TCGA-W3-AA1V-06.png
boxplot
exon_skip_297961_SKCM_TCGA-W3-AA1V-06.png
boxplot
exon_skip_316320_SKCM_TCGA-W3-AA1V-06.png
boxplot
exon_skip_330837_SKCM_TCGA-W3-AA1V-06.png
boxplot
exon_skip_349643_SKCM_TCGA-W3-AA1V-06.png
boxplot
exon_skip_349644_SKCM_TCGA-W3-AA1V-06.png
boxplot
exon_skip_463424_SKCM_TCGA-W3-AA1V-06.png
boxplot
exon_skip_478361_SKCM_TCGA-W3-AA1V-06.png
boxplot
PPP4R1_9563375_9563548_9570154_9570681_9577061_9577189_TCGA-CN-4723-01Sample: TCGA-CN-4723-01
Cancer type: HNSC
ESID: exon_skip_297958
Skipped exon start: 9570155
Skipped exon end: 9570681
Mutation start: 9570206
Mutation end: 9570206
Mutation type: Nonsense_Mutation
Reference seq: C
Mutation seq: A
AAchange: p.E508*
exon_skip_108078_HNSC_TCGA-CN-4723-01.png
boxplot
exon_skip_297958_HNSC_TCGA-CN-4723-01.png
boxplot
exon_skip_390969_HNSC_TCGA-CN-4723-01.png
boxplot

check button - Non-synonymous mutations located in the skipped exons in CCLE.
SampleSkipped exon startSkipped exon endMutation startMutation endMutation typeReference seqMutation seqAAchange
639V_URINARY_TRACT9577062957718995771129577112Frame_Shift_DelA-p.F332fs
CORL311_LUNG9549195954933695493249549324Missense_MutationCAp.D854Y
PECAPJ49_UPPER_AERODIGESTIVE_TRACT9570155957068195703269570326Missense_MutationGCp.L468V
BT20_BREAST9570155957068195703409570340Missense_MutationACp.L463R
MELJUSO_SKIN9570155957068195703599570359Missense_MutationGAp.H457Y
DG75_HAEMATOPOIETIC_AND_LYMPHOID_TISSUE9570155957068195703769570376Missense_MutationTCp.E451G
SNU182_LIVER9570155957068195704589570458Missense_MutationCTp.D424N
R262_CENTRAL_NERVOUS_SYSTEM9570155957068195704599570459Missense_MutationACp.N423K
U251MG_CENTRAL_NERVOUS_SYSTEM9570155957068195704599570459Missense_MutationACp.N423K
JAR_PLACENTA9570155957068195705029570502Missense_MutationGTp.T409N
SW1088_CENTRAL_NERVOUS_SYSTEM9570155957068195705039570503Missense_MutationTCp.T409A
HCC56_LARGE_INTESTINE9570155957068195705909570590Missense_MutationCGp.E380Q
GIMEN_AUTONOMIC_GANGLIA9577062957718995770709577070Missense_MutationGTp.N346K
RHJT_SOFT_TISSUE9577062957718995770709577070Missense_MutationGTp.N346K
TTC549_SOFT_TISSUE9577062957718995770709577070Missense_MutationGTp.N346K
OCILY12_HAEMATOPOIETIC_AND_LYMPHOID_TISSUE9583115958327395831199583119Missense_MutationCTp.R305H
HCT15_LARGE_INTESTINE9583115958327395832559583255Missense_MutationGTp.L260I
HOP92_LUNG9583115958327395832569583256Missense_MutationCAp.Q259H
HS706T_BONE9584513958457895845659584565Missense_MutationTCp.N236S
IM9_HAEMATOPOIETIC_AND_LYMPHOID_TISSUE9584719958482695847309584730Missense_MutationGAp.H228Y
HEC108_ENDOMETRIUM9584719958482695847419584741Missense_MutationCTp.C224Y
59M_OVARY9584719958482695847779584777Missense_MutationATp.L212H
SW684_SOFT_TISSUE9584719958482695847789584778Missense_MutationGAp.L212F
MOLT3_HAEMATOPOIETIC_AND_LYMPHOID_TISSUE9584719958482695847819584781Missense_MutationGAp.R211C
MOLT4_HAEMATOPOIETIC_AND_LYMPHOID_TISSUE9584719958482695847819584781Missense_MutationGAp.R211C
SNU719_STOMACH9588087958823395881339588133Missense_MutationAGp.L180P
BICR18_UPPER_AERODIGESTIVE_TRACT9595016959515195950269595026Missense_MutationTCp.I60V
BICR18_UPPER_AERODIGESTIVE_TRACT9595016959510095950269595026Missense_MutationTCp.I60V
KYSE270_OESOPHAGUS9595016959515195950739595073Missense_MutationAGp.M44T
KYSE270_OESOPHAGUS9595016959510095950739595073Missense_MutationAGp.M44T
HT115_LARGE_INTESTINE9595016959515195951339595133Missense_MutationCTp.S24N
DAUDI_HAEMATOPOIETIC_AND_LYMPHOID_TISSUE9595016959515195951489595148Missense_MutationCTp.G19D
BICR18_UPPER_AERODIGESTIVE_TRACT9595016959515195951489595148Missense_MutationCTp.G19D
HT115_LARGE_INTESTINE9553320955342095533369553336Nonsense_MutationGAp.R759*
MEWO_SKIN9577062957718995771719577171Nonsense_MutationGAp.Q313*
NOS1_BONE9549195954933695491959549195Splice_SiteCGp.D897H

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Splicing Quantitative Trait Loci (sQTL) in the exon skipping event for PPP4R1

check button sQTL information located at the skipped exons.
Exon skip IDChromosomeThree exonsSkippped exonENSTCancer typeSNP idLocationDNA change (ref/var)P-value

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Splicing Quantitative Trait Methylation (sQTM) in the skipped exon for PPP4R1


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Survival analysis of Splicing Quantitative Trait Methylation (sQTM) in the skipped exon for PPP4R1


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RelatedDrugs for PPP4R1

check button Approved drugs targeting this gene.
(DrugBank Version 5.1.0 2018-04-02)
GeneUniProtAccDrugBank IDDrug nameDrug activityDrug typeDrug status

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RelatedDiseases for PPP4R1

check button Diseases associated with this gene.
(DisGeNet 4.0)
GeneDisease IDDisease name# pubmedsSource