rs56047668

Variant summary

Our verdict is Benign. The variant received -17 ACMG points: 0P and 17B. BP4_StrongBP6_Very_StrongBP7BS2

The NM_006904.7(PRKDC):​c.3315G>T​(p.Val1105Val) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00139 in 1,611,894 control chromosomes in the GnomAD database, including 7 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★). Synonymous variant affecting the same amino acid position (i.e. V1105V) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0015 ( 2 hom., cov: 32)
Exomes 𝑓: 0.0014 ( 5 hom. )

Consequence

PRKDC
NM_006904.7 synonymous

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:6

Conservation

PhyloP100: -0.191

Publications

1 publications found
Variant links:
Genes affected
PRKDC (HGNC:9413): (protein kinase, DNA-activated, catalytic subunit) This gene encodes the catalytic subunit of the DNA-dependent protein kinase (DNA-PK). It functions with the Ku70/Ku80 heterodimer protein in DNA double strand break repair and recombination. The protein encoded is a member of the PI3/PI4-kinase family.[provided by RefSeq, Jul 2010]
PRKDC Gene-Disease associations (from GenCC):
  • severe combined immunodeficiency due to DNA-PKcs deficiency
    Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE, LIMITED Submitted by: ClinGen, Orphanet, Labcorp Genetics (formerly Invitae), Ambry Genetics

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -17 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.65).
BP6
Variant 8-47900422-C-A is Benign according to our data. Variant chr8-47900422-C-A is described in ClinVar as Benign/Likely_benign. ClinVar VariationId is 475225.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-0.191 with no splicing effect.
BS2
High Homozygotes in GnomAd4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
PRKDCNM_006904.7 linkc.3315G>T p.Val1105Val synonymous_variant Exon 28 of 86 ENST00000314191.7 NP_008835.5 P78527-1
PRKDCNM_001081640.2 linkc.3315G>T p.Val1105Val synonymous_variant Exon 28 of 85 NP_001075109.1 P78527-2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
PRKDCENST00000314191.7 linkc.3315G>T p.Val1105Val synonymous_variant Exon 28 of 86 1 NM_006904.7 ENSP00000313420.3 P78527-1
PRKDCENST00000338368.7 linkc.3315G>T p.Val1105Val synonymous_variant Exon 28 of 85 1 ENSP00000345182.4 P78527-2

Frequencies

GnomAD3 genomes
AF:
0.00152
AC:
231
AN:
152192
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000193
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000328
Gnomad ASJ
AF:
0.000288
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000828
Gnomad FIN
AF:
0.0116
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00129
Gnomad OTH
AF:
0.000955
GnomAD2 exomes
AF:
0.00172
AC:
423
AN:
245558
AF XY:
0.00183
show subpopulations
Gnomad AFR exome
AF:
0.000330
Gnomad AMR exome
AF:
0.0000879
Gnomad ASJ exome
AF:
0.000201
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.0106
Gnomad NFE exome
AF:
0.00129
Gnomad OTH exome
AF:
0.00134
GnomAD4 exome
AF:
0.00138
AC:
2013
AN:
1459584
Hom.:
5
Cov.:
30
AF XY:
0.00141
AC XY:
1021
AN XY:
725722
show subpopulations
African (AFR)
AF:
0.000299
AC:
10
AN:
33464
American (AMR)
AF:
0.0000675
AC:
3
AN:
44460
Ashkenazi Jewish (ASJ)
AF:
0.000230
AC:
6
AN:
26074
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39676
South Asian (SAS)
AF:
0.00115
AC:
98
AN:
85444
European-Finnish (FIN)
AF:
0.00883
AC:
471
AN:
53312
Middle Eastern (MID)
AF:
0.000347
AC:
2
AN:
5768
European-Non Finnish (NFE)
AF:
0.00122
AC:
1354
AN:
1111078
Other (OTH)
AF:
0.00114
AC:
69
AN:
60308
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.458
Heterozygous variant carriers
0
94
188
282
376
470
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Exome Hom
Variant carriers
0
46
92
138
184
230
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.00152
AC:
231
AN:
152310
Hom.:
2
Cov.:
32
AF XY:
0.00199
AC XY:
148
AN XY:
74482
show subpopulations
African (AFR)
AF:
0.000192
AC:
8
AN:
41582
American (AMR)
AF:
0.000327
AC:
5
AN:
15282
Ashkenazi Jewish (ASJ)
AF:
0.000288
AC:
1
AN:
3470
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5192
South Asian (SAS)
AF:
0.000829
AC:
4
AN:
4826
European-Finnish (FIN)
AF:
0.0116
AC:
123
AN:
10614
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
294
European-Non Finnish (NFE)
AF:
0.00129
AC:
88
AN:
68024
Other (OTH)
AF:
0.000945
AC:
2
AN:
2116
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.497
Heterozygous variant carriers
0
12
24
37
49
61
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Variant carriers
0
4
8
12
16
20
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.00123
Hom.:
0
Bravo
AF:
0.000824
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:6
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:3
-
Genome Diagnostics Laboratory, University Medical Center Utrecht
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

-
Breakthrough Genomics, Breakthrough Genomics
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:not provided

- -

-
Clinical Genetics DNA and cytogenetics Diagnostics Lab, Erasmus MC, Erasmus Medical Center
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

not specified Benign:1
Feb 12, 2022
Ambry Genetics
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Severe combined immunodeficiency due to DNA-PKcs deficiency Benign:1
Feb 03, 2025
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

PRKDC-related disorder Benign:1
Jul 10, 2019
PreventionGenetics, part of Exact Sciences
Significance:Benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.65
CADD
Benign
4.5
DANN
Benign
0.65
PhyloP100
-0.19
Mutation Taster
=99/1
polymorphism

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

Other links and lift over

dbSNP: rs56047668; hg19: chr8-48812982; COSMIC: COSV58057698; API