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GeneBe

2-172564679-A-G

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_002610.5(PDK1):c.587A>G(p.Asn196Ser) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000126 in 1,612,862 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000098 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00013 ( 0 hom. )

Consequence

PDK1
NM_002610.5 missense

Scores

2
5
10

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.32
Variant links:
Genes affected
PDK1 (HGNC:8809): (pyruvate dehydrogenase kinase 1) Pyruvate dehydrogenase (PDH) is a mitochondrial multienzyme complex that catalyzes the oxidative decarboxylation of pyruvate and is one of the major enzymes responsible for the regulation of homeostasis of carbohydrate fuels in mammals. The enzymatic activity is regulated by a phosphorylation/dephosphorylation cycle. Phosphorylation of PDH by a specific pyruvate dehydrogenase kinase (PDK) results in inactivation. Multiple alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Jun 2013]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.2945943).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PDK1NM_002610.5 linkuse as main transcriptc.587A>G p.Asn196Ser missense_variant 4/11 ENST00000282077.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PDK1ENST00000282077.8 linkuse as main transcriptc.587A>G p.Asn196Ser missense_variant 4/111 NM_002610.5 P1Q15118-1

Frequencies

GnomAD3 genomes
AF:
0.0000985
AC:
15
AN:
152234
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000385
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.000565
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000103
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000199
AC:
50
AN:
251236
Hom.:
0
AF XY:
0.000177
AC XY:
24
AN XY:
135796
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.000555
Gnomad NFE exome
AF:
0.000326
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.000129
AC:
188
AN:
1460510
Hom.:
0
Cov.:
30
AF XY:
0.000117
AC XY:
85
AN XY:
726608
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.000431
Gnomad4 NFE exome
AF:
0.000138
Gnomad4 OTH exome
AF:
0.000182
GnomAD4 genome
AF:
0.0000985
AC:
15
AN:
152352
Hom.:
0
Cov.:
33
AF XY:
0.0000805
AC XY:
6
AN XY:
74500
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000386
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000565
Gnomad4 NFE
AF:
0.000103
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000928
Hom.:
0
Bravo
AF:
0.0000453
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.000247
AC:
30
Asia WGS
AF:
0.000577
AC:
2
AN:
3478
EpiCase
AF:
0.00
EpiControl
AF:
0.000237

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsMay 31, 2023The c.587A>G (p.N196S) alteration is located in exon 4 (coding exon 4) of the PDK1 gene. This alteration results from a A to G substitution at nucleotide position 587, causing the asparagine (N) at amino acid position 196 to be replaced by a serine (S). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.29
BayesDel_addAF
Benign
-0.29
T
BayesDel_noAF
Benign
-0.35
Cadd
Pathogenic
26
Dann
Uncertain
1.0
DEOGEN2
Benign
0.41
T;T;.;T;T;T
Eigen
Uncertain
0.62
Eigen_PC
Uncertain
0.65
FATHMM_MKL
Pathogenic
1.0
D
M_CAP
Benign
0.024
T
MetaRNN
Benign
0.29
T;T;T;T;T;T
MetaSVM
Benign
-0.88
T
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Pathogenic
0.80
T
PROVEAN
Uncertain
-4.4
D;D;D;D;D;D
REVEL
Uncertain
0.30
Sift
Benign
0.095
T;T;T;T;T;T
Sift4G
Benign
0.21
T;T;T;T;T;T
Polyphen
0.88
.;P;.;P;.;.
Vest4
0.85, 0.85, 0.87
MVP
0.46
MPC
0.96
ClinPred
0.33
T
GERP RS
5.4
Varity_R
0.51
gMVP
0.80

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: rs181276492; hg19: chr2-173429407; API