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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 ABAT

check button Gene summary
Gene informationGene symbol

ABAT

Gene ID

18

Gene name4-aminobutyrate aminotransferase
SynonymsGABA-AT|GABAT|NPD009
Cytomap

16p13.2

Type of geneprotein-coding
Description4-aminobutyrate aminotransferase, mitochondrial(S)-3-amino-2-methylpropionate transaminase4-aminobutyrate transaminaseGABA aminotransferaseGABA transaminaseGABA transferasegamma-amino-N-butyrate transaminase
Modification date20180523
UniProtAcc

P80404

ContextPubMed: ABAT [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 ABAT 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 ABAT

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 ABAT

check button Information of exkip skipping event in TCGA.
Exon skip IDchrExons involved in exon skippingSkipped exonENSGENSTs
exon_skip_133243168768473:8768568:8816623:8816699:8829555:88296668816623:8816699ENSG00000183044.7ENST00000564714.1
exon_skip_133250168806811:8806919:8807475:8807722:8829555:88296668807475:8807722ENSG00000183044.7ENST00000561870.1
exon_skip_133254168807475:8807722:8829555:8829666:8839857:88398828829555:8829666ENSG00000183044.7ENST00000561870.1,ENST00000396600.2,ENST00000568847.1
exon_skip_133257168814678:8814791:8829555:8829666:8839857:88398828829555:8829666ENSG00000183044.7ENST00000425191.2,ENST00000562115.1,ENST00000569156.1
exon_skip_133258168829555:8829666:8832299:8832311:8839857:88399558832299:8832311ENSG00000183044.7ENST00000565016.1
exon_skip_133259168829555:8829666:8839857:8839955:8841964:88419928839857:8839955ENSG00000183044.7ENST00000425191.2,ENST00000561870.1,ENST00000567812.1,ENST00000396600.2,ENST00000562115.1,ENST00000268251.8,ENST00000569156.1,ENST00000564714.1
exon_skip_133264168841964:8841994:8844278:8844396:8851613:88516618844278:8844396ENSG00000183044.7ENST00000425191.2,ENST00000567812.1,ENST00000396600.2,ENST00000565671.1,ENST00000268251.8,ENST00000569156.1,ENST00000566590.1
exon_skip_133266168844278:8844396:8851051:8851167:8851613:88516618851051:8851167ENSG00000183044.7ENST00000562115.1
exon_skip_133267168844278:8844396:8851613:8851663:8857925:88580068851613:8851663ENSG00000183044.7ENST00000425191.2,ENST00000567812.1,ENST00000396600.2,ENST00000268251.8,ENST00000569156.1,ENST00000566590.1
exon_skip_133269168857925:8858006:8858594:8858687:8860064:88601278858594:8858687ENSG00000183044.7ENST00000425191.2,ENST00000567812.1,ENST00000396600.2,ENST00000268251.8,ENST00000569156.1,ENST00000566590.1
exon_skip_133270168858594:8858687:8860064:8860127:8862049:88621138860064:8860127ENSG00000183044.7ENST00000425191.2,ENST00000567812.1,ENST00000396600.2,ENST00000268251.8,ENST00000569156.1,ENST00000566590.1
exon_skip_133271168870200:8870347:8873335:8873447:8875165:88753888873335:8873447ENSG00000183044.7ENST00000425191.2,ENST00000567812.1,ENST00000396600.2,ENST00000268251.8,ENST00000566590.1

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

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Exon skipping events with PSIs in GTEx for ABAT

check button Information of exkip skipping event in GTEx
Exon skip IDchrExons involved in exon skippingSkipped exonENSGENSTs
exon_skip_133243168768473:8768568:8816623:8816699:8829555:88296668816623:8816699ENSG00000183044.7ENST00000564714.1
exon_skip_133250168806811:8806919:8807475:8807722:8829555:88296668807475:8807722ENSG00000183044.7ENST00000561870.1
exon_skip_133254168807475:8807722:8829555:8829666:8839857:88398828829555:8829666ENSG00000183044.7ENST00000568847.1,ENST00000561870.1,ENST00000396600.2
exon_skip_133257168814678:8814791:8829555:8829666:8839857:88398828829555:8829666ENSG00000183044.7ENST00000425191.2,ENST00000569156.1,ENST00000562115.1
exon_skip_133258168829555:8829666:8832299:8832311:8839857:88399558832299:8832311ENSG00000183044.7ENST00000565016.1
exon_skip_133259168829555:8829666:8839857:8839955:8841964:88419928839857:8839955ENSG00000183044.7ENST00000268251.8,ENST00000564714.1,ENST00000561870.1,ENST00000396600.2,ENST00000567812.1,ENST00000425191.2,ENST00000569156.1,ENST00000562115.1
exon_skip_133264168841964:8841994:8844278:8844396:8851613:88516618844278:8844396ENSG00000183044.7ENST00000268251.8,ENST00000396600.2,ENST00000566590.1,ENST00000567812.1,ENST00000425191.2,ENST00000569156.1,ENST00000565671.1
exon_skip_133266168844278:8844396:8851051:8851167:8851613:88516618851051:8851167ENSG00000183044.7ENST00000562115.1
exon_skip_133267168844278:8844396:8851613:8851663:8857925:88580068851613:8851663ENSG00000183044.7ENST00000268251.8,ENST00000396600.2,ENST00000566590.1,ENST00000567812.1,ENST00000425191.2,ENST00000569156.1
exon_skip_133269168857925:8858006:8858594:8858687:8860064:88601278858594:8858687ENSG00000183044.7ENST00000268251.8,ENST00000396600.2,ENST00000566590.1,ENST00000567812.1,ENST00000425191.2,ENST00000569156.1
exon_skip_133270168858594:8858687:8860064:8860127:8862049:88621138860064:8860127ENSG00000183044.7ENST00000268251.8,ENST00000396600.2,ENST00000566590.1,ENST00000567812.1,ENST00000425191.2,ENST00000569156.1
exon_skip_133271168870200:8870347:8873335:8873447:8875165:88753888873335:8873447ENSG00000183044.7ENST00000268251.8,ENST00000396600.2,ENST00000566590.1,ENST00000567812.1,ENST00000425191.2

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 ABAT

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
ENST00000396600882955588296665CDS-5UTR
ENST00000425191882955588296665CDS-5UTR
ENST0000026825188398578839955Frame-shift
ENST0000039660088398578839955Frame-shift
ENST0000042519188398578839955Frame-shift
ENST0000026825188442788844396Frame-shift
ENST0000039660088442788844396Frame-shift
ENST0000042519188442788844396Frame-shift
ENST0000026825188516138851663Frame-shift
ENST0000039660088516138851663Frame-shift
ENST0000042519188516138851663Frame-shift
ENST0000026825188733358873447Frame-shift
ENST0000039660088733358873447Frame-shift
ENST0000042519188733358873447Frame-shift
ENST0000026825188585948858687In-frame
ENST0000039660088585948858687In-frame
ENST0000042519188585948858687In-frame
ENST0000026825188600648860127In-frame
ENST0000039660088600648860127In-frame
ENST0000042519188600648860127In-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
ENST00000396600882955588296665CDS-5UTR
ENST00000425191882955588296665CDS-5UTR
ENST0000026825188398578839955Frame-shift
ENST0000039660088398578839955Frame-shift
ENST0000042519188398578839955Frame-shift
ENST0000026825188442788844396Frame-shift
ENST0000039660088442788844396Frame-shift
ENST0000042519188442788844396Frame-shift
ENST0000026825188516138851663Frame-shift
ENST0000039660088516138851663Frame-shift
ENST0000042519188516138851663Frame-shift
ENST0000026825188733358873447Frame-shift
ENST0000039660088733358873447Frame-shift
ENST0000042519188733358873447Frame-shift
ENST0000026825188585948858687In-frame
ENST0000039660088585948858687In-frame
ENST0000042519188585948858687In-frame
ENST0000026825188600648860127In-frame
ENST0000039660088600648860127In-frame
ENST0000042519188600648860127In-frame

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

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
ENST00000268251485350088585948858687636728149180
ENST0000039660056035008858594885868713861478149180
ENST00000425191194050088585948858687708800149180
ENST00000268251485350088600648860127729791180201
ENST0000039660056035008860064886012714791541180201
ENST00000425191194050088600648860127801863180201

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
ENST00000268251485350088585948858687636728149180
ENST0000039660056035008858594885868713861478149180
ENST00000425191194050088585948858687708800149180
ENST00000268251485350088600648860127729791180201
ENST0000039660056035008860064886012714791541180201
ENST00000425191194050088600648860127801863180201

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
P8040414918029500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P8040414918029500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P8040414918029500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P80404149180163163Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180163163Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180163163Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180166166Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180166166Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180166166Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180164165RegionNote=Pyridoxal phosphate binding;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180164165RegionNote=Pyridoxal phosphate binding;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180164165RegionNote=Pyridoxal phosphate binding;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180155171Sequence conflictNote=MSQLITMACGSCSNENA->CPSSSPWPACPAPMKTT;Ontology_term=ECO:0000305;evidence=ECO:0000305
P80404149180155171Sequence conflictNote=MSQLITMACGSCSNENA->CPSSSPWPACPAPMKTT;Ontology_term=ECO:0000305;evidence=ECO:0000305
P80404149180155171Sequence conflictNote=MSQLITMACGSCSNENA->CPSSSPWPACPAPMKTT;Ontology_term=ECO:0000305;evidence=ECO:0000305
P8040418020129500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P8040418020129500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P8040418020129500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P80404180201191191Sequence conflictNote=Q->K;Ontology_term=ECO:0000305;evidence=ECO:0000305
P80404180201191191Sequence conflictNote=Q->K;Ontology_term=ECO:0000305;evidence=ECO:0000305
P80404180201191191Sequence conflictNote=Q->K;Ontology_term=ECO:0000305;evidence=ECO:0000305


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
P8040414918029500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P8040414918029500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P8040414918029500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P80404149180163163Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180163163Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180163163Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180166166Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180166166Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180166166Metal bindingNote=Iron-sulfur (2Fe-2S)%3B shared with dimeric partner;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180164165RegionNote=Pyridoxal phosphate binding;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180164165RegionNote=Pyridoxal phosphate binding;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180164165RegionNote=Pyridoxal phosphate binding;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P80147
P80404149180155171Sequence conflictNote=MSQLITMACGSCSNENA->CPSSSPWPACPAPMKTT;Ontology_term=ECO:0000305;evidence=ECO:0000305
P80404149180155171Sequence conflictNote=MSQLITMACGSCSNENA->CPSSSPWPACPAPMKTT;Ontology_term=ECO:0000305;evidence=ECO:0000305
P80404149180155171Sequence conflictNote=MSQLITMACGSCSNENA->CPSSSPWPACPAPMKTT;Ontology_term=ECO:0000305;evidence=ECO:0000305
P8040418020129500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P8040418020129500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P8040418020129500ChainID=PRO_0000001249;Note=4-aminobutyrate aminotransferase%2C mitochondrial
P80404180201191191Sequence conflictNote=Q->K;Ontology_term=ECO:0000305;evidence=ECO:0000305
P80404180201191191Sequence conflictNote=Q->K;Ontology_term=ECO:0000305;evidence=ECO:0000305
P80404180201191191Sequence conflictNote=Q->K;Ontology_term=ECO:0000305;evidence=ECO:0000305


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SNVs in the skipped exons for ABAT

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.

check button - Non-synonymous mutations located in the skipped exons in TCGA.
Cancer typeSampleESIDSkipped exon startSkipped exon endMutation startMutation endMutation typeReference seqMutation seqAAchange
COADTCGA-G4-6588-01exon_skip_133264
8844279884439688442968844296Frame_Shift_DelT-p.H72fs
LIHCTCGA-G3-A3CJ-01exon_skip_133264
8844279884439688443718844371Frame_Shift_DelT-p.Y97fs
LUADTCGA-05-4244-01exon_skip_133264
8844279884439688442858844285Nonsense_MutationGTp.E69*
SKCMTCGA-D3-A8GM-06exon_skip_133269
8858595885868788586808858680Nonsense_MutationGAp.W178*
UCECTCGA-BS-A0UV-01exon_skip_133271
8873336887344788733728873372Nonsense_MutationCTp.R436*
LUSCTCGA-22-5478-01exon_skip_133254
exon_skip_133257
8829556882966688296678829667Splice_SiteGTp.G24_splice

check button - Depth of coverage in the three exons composing exon skipping event
Depth of coverage in three exonsMutation description

check button - Non-synonymous mutations located in the skipped exons in CCLE.
SampleSkipped exon startSkipped exon endMutation startMutation endMutation typeReference seqMutation seqAAchange
KATOIII_STOMACH8829556882966688296048829604Missense_MutationCTp.S3F
SW684_SOFT_TISSUE8829556882966688296188829618Missense_MutationCGp.Q8E
MDAMB453_BREAST8839858883995588398968839896Missense_MutationGCp.V37L
COLO783_SKIN8839858883995588399338839933Missense_MutationATp.E49V
SF268_CENTRAL_NERVOUS_SYSTEM8844279884439688442948844294Missense_MutationCAp.H72N
GMEL_SKIN8844279884439688443028844302Missense_MutationCAp.F74L
SKMEL31_SKIN8844279884439688443128844312Missense_MutationGAp.E78K
HS944T_SKIN8844279884439688443128844312Missense_MutationGAp.E78K
MET2B8844279884439688443128844312Missense_MutationGAp.E78K
HEC251_ENDOMETRIUM8858595885868788586018858601Missense_MutationCTp.P152S
JHUEM7_ENDOMETRIUM8858595885868788586578858657Missense_MutationCAp.N170K
VMRCLCD_LUNG8860065886012788600988860098Missense_MutationGCp.E192Q
TT_OESOPHAGUS8860065886012788601168860116Missense_MutationAGp.M198V
RKO_LARGE_INTESTINE8873336887344788733438873343Missense_MutationAGp.Y426C
SCH_STOMACH8873336887344788733798873379Missense_MutationCTp.T438I
SNU1040_LARGE_INTESTINE8873336887344788734148873414Missense_MutationCTp.R450W
CW2_LARGE_INTESTINE8873336887344788734238873423Missense_MutationCTp.L453F
GCT_SOFT_TISSUE8844279884439688443748844375Nonsense_MutationCCTTp.Q99*
MCC26_SKIN8829556882966688296668829667Splice_SiteGGAAp.G24K
MCC26_SKIN8829556882966688296668829666Splice_SiteGAp.G24R
SNU324_PANCREAS8851614885166388516628851662Splice_SiteCTp.A122V

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

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 ABAT


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


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RelatedDrugs for ABAT

check button Approved drugs targeting this gene.
(DrugBank Version 5.1.0 2018-04-02)
GeneUniProtAccDrugBank IDDrug nameDrug activityDrug typeDrug status
P80404DB00780Phenelzine4-aminobutyrate aminotransferase, mitochondrialsmall moleculeapproved
P80404DB01080Vigabatrin4-aminobutyrate aminotransferase, mitochondrialsmall moleculeapproved
P80404DB00313Valproic Acid4-aminobutyrate aminotransferase, mitochondrialsmall moleculeapproved|investigational
P80404DB00114Pyridoxal phosphate4-aminobutyrate aminotransferase, mitochondrialsmall moleculeapproved|investigational|nutraceutical
P80404DB00142Glutamic Acid4-aminobutyrate aminotransferase, mitochondrialsmall moleculeapproved|nutraceutical

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RelatedDiseases for ABAT

check button Diseases associated with this gene.
(DisGeNet 4.0)
GeneDisease IDDisease name# pubmedsSource
ABATC0004352Autistic Disorder1CTD_human
ABATC0017168Gastroesophageal reflux disease1CTD_human
ABATC0023380Lethargy1CTD_human;HPO
ABATC0023893Liver Cirrhosis, Experimental1CTD_human
ABATC0026827Muscle hypotonia1CTD_human
ABATC0033922Psychomotor Disorders1CTD_human
ABATC0034933Reflex, Abnormal1CTD_human
ABATC0036572Seizures1CTD_human;HPO
ABATC0342708Gamma aminobutyric acid transaminase deficiency1CTD_human;ORPHANET;UNIPROT