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rs66878317

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_StrongBS1BS2

The NM_000788.3(DCK):c.70A>G(p.Ile24Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00141 in 1,613,696 control chromosomes in the GnomAD database, including 32 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/20 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.0074 ( 13 hom., cov: 32)
Exomes 𝑓: 0.00078 ( 19 hom. )

Consequence

DCK
NM_000788.3 missense

Scores

1
17

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.414
Variant links:
Genes affected
DCK (HGNC:2704): (deoxycytidine kinase) Deoxycytidine kinase (DCK) is required for the phosphorylation of several deoxyribonucleosides and their nucleoside analogs. Deficiency of DCK is associated with resistance to antiviral and anticancer chemotherapeutic agents. Conversely, increased deoxycytidine kinase activity is associated with increased activation of these compounds to cytotoxic nucleoside triphosphate derivatives. DCK is clinically important because of its relationship to drug resistance and sensitivity. [provided by RefSeq, Jul 2008]
MOB1B (HGNC:29801): (MOB kinase activator 1B) The protein encoded by this gene is similar to the yeast Mob1 protein. Yeast Mob1 binds Mps1p, a protein kinase essential for spindle pole body duplication and mitotic checkpoint regulation. Three transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2011]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0063028336).
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00743 (1131/152240) while in subpopulation AFR AF= 0.0263 (1092/41548). AF 95% confidence interval is 0.025. There are 13 homozygotes in gnomad4. There are 545 alleles in male gnomad4 subpopulation. This position pass quality control queck.
BS2
High Homozygotes in GnomAd at 13 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DCKNM_000788.3 linkuse as main transcriptc.70A>G p.Ile24Val missense_variant 1/7 ENST00000286648.10
DCKXM_047449689.1 linkuse as main transcript upstream_gene_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DCKENST00000286648.10 linkuse as main transcriptc.70A>G p.Ile24Val missense_variant 1/71 NM_000788.3 P1

Frequencies

GnomAD3 genomes
AF:
0.00738
AC:
1123
AN:
152122
Hom.:
13
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0262
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00170
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:
0.0000588
Gnomad OTH
AF:
0.00430
GnomAD3 exomes
AF:
0.00191
AC:
478
AN:
250860
Hom.:
4
AF XY:
0.00144
AC XY:
196
AN XY:
135668
show subpopulations
Gnomad AFR exome
AF:
0.0268
Gnomad AMR exome
AF:
0.00104
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000982
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000441
Gnomad OTH exome
AF:
0.000164
GnomAD4 exome
AF:
0.000783
AC:
1144
AN:
1461456
Hom.:
19
Cov.:
29
AF XY:
0.000674
AC XY:
490
AN XY:
727040
show subpopulations
Gnomad4 AFR exome
AF:
0.0269
Gnomad4 AMR exome
AF:
0.00110
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000174
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000513
Gnomad4 OTH exome
AF:
0.00194
GnomAD4 genome
AF:
0.00743
AC:
1131
AN:
152240
Hom.:
13
Cov.:
32
AF XY:
0.00732
AC XY:
545
AN XY:
74434
show subpopulations
Gnomad4 AFR
AF:
0.0263
Gnomad4 AMR
AF:
0.00170
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000588
Gnomad4 OTH
AF:
0.00426
Alfa
AF:
0.000837
Hom.:
2
Bravo
AF:
0.00790
ESP6500AA
AF:
0.0209
AC:
92
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.00244
AC:
296
Asia WGS
AF:
0.00231
AC:
8
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.087
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.22
Cadd
Benign
12
Dann
Benign
0.62
DEOGEN2
Benign
0.10
T;T;T
Eigen
Benign
-0.94
Eigen_PC
Benign
-0.88
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Benign
0.80
T;T;T
MetaRNN
Benign
0.0063
T;T;T
MetaSVM
Benign
-0.41
T
MutationAssessor
Benign
1.0
L;.;.
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Benign
0.44
T
PROVEAN
Benign
-0.29
N;N;N
REVEL
Benign
0.27
Sift
Benign
0.34
T;T;T
Sift4G
Benign
0.46
T;T;T
Polyphen
0.0
B;.;.
Vest4
0.27
MVP
0.67
MPC
0.31
ClinPred
0.015
T
GERP RS
-1.9
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.12
gMVP
0.48

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: rs66878317; hg19: chr4-71859622; API