chr8-93916851-T-A

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The ENST00000523021.1(PDP1):​n.389-4376T>A variant causes a intron, non coding transcript change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.433 in 237,796 control chromosomes in the GnomAD database, including 22,896 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.44 ( 14753 hom., cov: 30)
Exomes 𝑓: 0.43 ( 8143 hom. )

Consequence

PDP1
ENST00000523021.1 intron, non_coding_transcript

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 0.194
Variant links:
Genes affected
PDP1 (HGNC:9279): (pyruvate dehydrogenase phosphatase catalytic subunit 1) Pyruvate dehydrogenase (E1) is one of the three components (E1, E2, and E3) of the large pyruvate dehydrogenase complex. Pyruvate dehydrogenase kinases catalyze phosphorylation of serine residues of E1 to inactivate the E1 component and inhibit the complex. Pyruvate dehydrogenase phosphatases catalyze the dephosphorylation and activation of the E1 component to reverse the effects of pyruvate dehydrogenase kinases. Pyruvate dehydrogenase phosphatase is a heterodimer consisting of catalytic and regulatory subunits. Two catalytic subunits have been reported; one is predominantly expressed in skeletal muscle and another one is is much more abundant in the liver. The catalytic subunit, encoded by this gene, is the former, and belongs to the protein phosphatase 2C (PP2C) superfamily. Along with the pyruvate dehydrogenase complex and pyruvate dehydrogenase kinases, this enzyme is located in the mitochondrial matrix. Mutation in this gene causes pyruvate dehydrogenase phosphatase deficiency. Multiple alternatively spliced transcript variants encoding different isoforms have been identified.[provided by RefSeq, Jun 2009]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.56).
BP6
Variant 8-93916851-T-A is Benign according to our data. Variant chr8-93916851-T-A is described in ClinVar as [Benign]. Clinvar id is 369617.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.654 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
PDP1ENST00000523021.1 linkuse as main transcriptn.389-4376T>A intron_variant, non_coding_transcript_variant 4
PDP1ENST00000520614.1 linkuse as main transcript upstream_gene_variant 4 ENSP00000430931

Frequencies

GnomAD3 genomes
AF:
0.436
AC:
65961
AN:
151388
Hom.:
14740
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.400
Gnomad AMI
AF:
0.411
Gnomad AMR
AF:
0.559
Gnomad ASJ
AF:
0.490
Gnomad EAS
AF:
0.673
Gnomad SAS
AF:
0.485
Gnomad FIN
AF:
0.428
Gnomad MID
AF:
0.468
Gnomad NFE
AF:
0.406
Gnomad OTH
AF:
0.466
GnomAD4 exome
AF:
0.428
AC:
36918
AN:
86298
Hom.:
8143
Cov.:
0
AF XY:
0.435
AC XY:
21854
AN XY:
50248
show subpopulations
Gnomad4 AFR exome
AF:
0.411
Gnomad4 AMR exome
AF:
0.556
Gnomad4 ASJ exome
AF:
0.493
Gnomad4 EAS exome
AF:
0.629
Gnomad4 SAS exome
AF:
0.472
Gnomad4 FIN exome
AF:
0.420
Gnomad4 NFE exome
AF:
0.402
Gnomad4 OTH exome
AF:
0.434
GnomAD4 genome
AF:
0.436
AC:
66004
AN:
151498
Hom.:
14753
Cov.:
30
AF XY:
0.441
AC XY:
32654
AN XY:
74006
show subpopulations
Gnomad4 AFR
AF:
0.400
Gnomad4 AMR
AF:
0.559
Gnomad4 ASJ
AF:
0.490
Gnomad4 EAS
AF:
0.673
Gnomad4 SAS
AF:
0.485
Gnomad4 FIN
AF:
0.428
Gnomad4 NFE
AF:
0.406
Gnomad4 OTH
AF:
0.472
Alfa
AF:
0.258
Hom.:
579
Bravo
AF:
0.447
Asia WGS
AF:
0.576
AC:
1997
AN:
3470

ClinVar

Significance: Benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingGeneDxJun 29, 2018- -
Pyruvate dehydrogenase phosphatase deficiency Benign:1
Benign, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJun 14, 2016- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.56
CADD
Benign
12
DANN
Benign
0.59

Splicing

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs4469422; hg19: chr8-94929079; COSMIC: COSV52604012; API