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GeneBe

20-18398555-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_001367614.1(DZANK1):c.1579C>T(p.Arg527Trp) variant causes a missense change. The variant allele was found at a frequency of 0.0000161 in 1,613,842 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000016 ( 0 hom. )

Consequence

DZANK1
NM_001367614.1 missense

Scores

7
9
3

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.73
Variant links:
Genes affected
DZANK1 (HGNC:15858): (double zinc ribbon and ankyrin repeat domains 1) This gene contains two ankyrin repeat-encoding regions. Ankyrin repeats are tandemly repeated modules of about 33 amino acids described as L-shaped structures consisting of a beta-hairpin and two alpha-helices. Ankyrin repeats occur in a large number of functionally diverse proteins, mainly from eukaryotes, and are known to function as protein-protein interaction domains. [provided by RefSeq, Dec 2018]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.754

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DZANK1NM_001367614.1 linkuse as main transcriptc.1579C>T p.Arg527Trp missense_variant 14/21 ENST00000699568.1
LOC124904877XR_007067546.1 linkuse as main transcriptn.196-1179G>A intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DZANK1ENST00000699568.1 linkuse as main transcriptc.1579C>T p.Arg527Trp missense_variant 14/21 NM_001367614.1 P2

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152142
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000321
AC:
8
AN:
249298
Hom.:
0
AF XY:
0.0000370
AC XY:
5
AN XY:
135246
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000290
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000196
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000885
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000164
AC:
24
AN:
1461700
Hom.:
0
Cov.:
30
AF XY:
0.0000220
AC XY:
16
AN XY:
727130
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000927
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000117
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152142
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74322
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000227
ExAC
AF:
0.0000496
AC:
6

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 GeneticsAug 16, 2021The c.1504C>T (p.R502W) alteration is located in exon 14 (coding exon 13) of the DZANK1 gene. This alteration results from a C to T substitution at nucleotide position 1504, causing the arginine (R) at amino acid position 502 to be replaced by a tryptophan (W). 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
Pathogenic
0.64
BayesDel_addAF
Benign
-0.016
T
BayesDel_noAF
Uncertain
0.010
Cadd
Pathogenic
28
Dann
Pathogenic
1.0
DEOGEN2
Benign
0.31
T;T;T;.;.
Eigen
Uncertain
0.48
Eigen_PC
Uncertain
0.41
FATHMM_MKL
Uncertain
0.92
D
LIST_S2
Uncertain
0.96
D;D;.;D;D
M_CAP
Uncertain
0.20
D
MetaRNN
Pathogenic
0.75
D;D;D;D;D
MetaSVM
Uncertain
0.031
D
MutationAssessor
Pathogenic
2.9
M;.;M;.;.
MutationTaster
Benign
0.98
D;D;D;D
PrimateAI
Uncertain
0.62
T
PROVEAN
Pathogenic
-7.9
D;.;.;.;.
REVEL
Uncertain
0.60
Sift
Pathogenic
0.0
D;.;.;.;.
Sift4G
Pathogenic
0.0010
D;D;D;D;D
Polyphen
1.0
D;.;D;.;.
Vest4
0.79
MutPred
0.61
Loss of helix (P = 0.0376);.;Loss of helix (P = 0.0376);.;.;
MVP
0.69
MPC
0.30
ClinPred
0.99
D
GERP RS
3.2
Varity_R
0.85
gMVP
0.79

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.24
Details are displayed if max score is > 0.2
DS_DL_spliceai
0.24
Position offset: -32

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: rs755349093; hg19: chr20-18379199; COSMIC: COSV52755285; COSMIC: COSV52755285; API