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GeneBe

2-172586288-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_002610.5(PDK1):c.956G>A(p.Arg319Gln) variant causes a missense change. The variant allele was found at a frequency of 0.0000715 in 1,607,854 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 0.00017 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000061 ( 0 hom. )

Consequence

PDK1
NM_002610.5 missense

Scores

1
4
13

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.84
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 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.21534184).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PDK1NM_002610.5 linkuse as main transcriptc.956G>A p.Arg319Gln missense_variant 9/11 ENST00000282077.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PDK1ENST00000282077.8 linkuse as main transcriptc.956G>A p.Arg319Gln missense_variant 9/111 NM_002610.5 P1Q15118-1
PDK1ENST00000392571.6 linkuse as main transcriptc.1016G>A p.Arg339Gln missense_variant 10/121 Q15118-2
PDK1ENST00000410055.5 linkuse as main transcriptc.956G>A p.Arg319Gln missense_variant 9/121 P1Q15118-1
PDK1ENST00000466437.1 linkuse as main transcriptn.251G>A non_coding_transcript_exon_variant 2/44

Frequencies

GnomAD3 genomes
AF:
0.000171
AC:
26
AN:
152136
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.000410
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000458
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000193
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000756
AC:
19
AN:
251440
Hom.:
0
AF XY:
0.0000589
AC XY:
8
AN XY:
135894
show subpopulations
Gnomad AFR exome
AF:
0.000615
Gnomad AMR exome
AF:
0.000116
Gnomad ASJ exome
AF:
0.0000992
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000264
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000611
AC:
89
AN:
1455600
Hom.:
0
Cov.:
28
AF XY:
0.0000483
AC XY:
35
AN XY:
724508
show subpopulations
Gnomad4 AFR exome
AF:
0.000480
Gnomad4 AMR exome
AF:
0.0000671
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000505
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000551
Gnomad4 OTH exome
AF:
0.0000499
GnomAD4 genome
AF:
0.000171
AC:
26
AN:
152254
Hom.:
0
Cov.:
31
AF XY:
0.000161
AC XY:
12
AN XY:
74456
show subpopulations
Gnomad4 AFR
AF:
0.000409
Gnomad4 AMR
AF:
0.000457
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000193
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000148
Hom.:
0
Bravo
AF:
0.000144
ESP6500AA
AF:
0.000454
AC:
2
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000988
AC:
12
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

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 GeneticsJun 23, 2021The c.956G>A (p.R319Q) alteration is located in exon 9 (coding exon 9) of the PDK1 gene. This alteration results from a G to A substitution at nucleotide position 956, causing the arginine (R) at amino acid position 319 to be replaced by a glutamine (Q). 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
0.078
BayesDel_addAF
Benign
-0.16
T
BayesDel_noAF
Benign
-0.10
Cadd
Uncertain
25
Dann
Uncertain
1.0
DEOGEN2
Benign
0.30
T;.;T
Eigen
Uncertain
0.19
Eigen_PC
Uncertain
0.35
FATHMM_MKL
Pathogenic
0.99
D
M_CAP
Benign
0.024
T
MetaRNN
Benign
0.22
T;T;T
MetaSVM
Benign
-0.97
T
MutationAssessor
Benign
0.65
N;.;N
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Uncertain
0.70
T
PROVEAN
Benign
-1.8
N;N;N
REVEL
Benign
0.23
Sift
Benign
0.19
T;T;T
Sift4G
Benign
0.20
T;T;T
Polyphen
0.26
B;.;B
Vest4
0.53
MVP
0.66
MPC
0.84
ClinPred
0.11
T
GERP RS
5.3
Varity_R
0.39
gMVP
0.63

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.12
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: rs368778633; hg19: chr2-173451016; COSMIC: COSV56374151; API