chr8-93917186-G-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_018444.4(PDP1):​c.-45+107G>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000666 in 391,740 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0014 ( 0 hom., cov: 31)
Exomes 𝑓: 0.00019 ( 0 hom. )

Consequence

PDP1
NM_018444.4 intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.481
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 Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.83).
BP6
Variant 8-93917186-G-T is Benign according to our data. Variant chr8-93917186-G-T is described in ClinVar as [Benign]. Clinvar id is 1238845.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PDP1NM_018444.4 linkuse as main transcriptc.-45+107G>T intron_variant ENST00000297598.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PDP1ENST00000297598.5 linkuse as main transcriptc.-45+107G>T intron_variant 1 NM_018444.4 P4Q9P0J1-1

Frequencies

GnomAD3 genomes
AF:
0.00141
AC:
213
AN:
151064
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.00468
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000858
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000591
Gnomad OTH
AF:
0.00145
GnomAD4 exome
AF:
0.000191
AC:
46
AN:
240568
Hom.:
0
Cov.:
0
AF XY:
0.000154
AC XY:
22
AN XY:
142504
show subpopulations
Gnomad4 AFR exome
AF:
0.00535
Gnomad4 AMR exome
AF:
0.000531
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000209
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000583
Gnomad4 OTH exome
AF:
0.000639
GnomAD4 genome
AF:
0.00142
AC:
215
AN:
151172
Hom.:
0
Cov.:
31
AF XY:
0.00135
AC XY:
100
AN XY:
73866
show subpopulations
Gnomad4 AFR
AF:
0.00472
Gnomad4 AMR
AF:
0.000857
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000591
Gnomad4 OTH
AF:
0.00143
Bravo
AF:
0.00192
Asia WGS
AF:
0.000290
AC:
1
AN:
3466

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxMar 03, 2015- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.83
CADD
Benign
15
DANN
Benign
0.90

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

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: rs536079235; hg19: chr8-94929414; API