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GeneBe

20-18412834-G-A

Variant summary

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

The NM_001367614.1(DZANK1):c.1319C>T(p.Ser440Phe) variant causes a missense change. The variant allele was found at a frequency of 0.0000031 in 1,613,810 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/23 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

DZANK1
NM_001367614.1 missense

Scores

5
14
Splicing: ADA: 0.006950
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.07
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 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.2876021).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DZANK1NM_001367614.1 linkuse as main transcriptc.1319C>T p.Ser440Phe missense_variant 13/21 ENST00000699568.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DZANK1ENST00000699568.1 linkuse as main transcriptc.1319C>T p.Ser440Phe missense_variant 13/21 NM_001367614.1 P2

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152160
Hom.:
0
Cov.:
32
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:
0.00
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:
0.00000401
AC:
1
AN:
249206
Hom.:
0
AF XY:
0.00000740
AC XY:
1
AN XY:
135192
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:
0.00
Gnomad NFE exome
AF:
0.00000885
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1461650
Hom.:
0
Cov.:
53
AF XY:
0.00000275
AC XY:
2
AN XY:
727104
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:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000270
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152160
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74316
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378

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 GeneticsJan 30, 2024The c.1244C>T (p.S415F) alteration is located in exon 13 (coding exon 12) of the DZANK1 gene. This alteration results from a C to T substitution at nucleotide position 1244, causing the serine (S) at amino acid position 415 to be replaced by a phenylalanine (F). 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
0.11
BayesDel_addAF
Benign
-0.028
T
BayesDel_noAF
Benign
-0.28
Cadd
Uncertain
23
Dann
Uncertain
0.99
DEOGEN2
Benign
0.018
T;T;T;.
Eigen
Uncertain
0.44
Eigen_PC
Uncertain
0.39
FATHMM_MKL
Uncertain
0.83
D
LIST_S2
Benign
0.63
T;T;.;T
M_CAP
Benign
0.038
D
MetaRNN
Benign
0.24
T;T;T;T
MetaSVM
Benign
-0.55
T
MutationAssessor
Uncertain
2.4
M;.;M;.
MutationTaster
Benign
1.0
N;N;N;N
PrimateAI
Benign
0.28
T
PROVEAN
Benign
-2.3
N;.;.;.
REVEL
Benign
0.17
Sift
Benign
0.085
T;.;.;.
Sift4G
Benign
0.087
T;D;T;T
Polyphen
0.97
D;.;D;.
Vest4
0.31
MutPred
0.32
Loss of disorder (P = 0.0019);.;Loss of disorder (P = 0.0019);.;
MVP
0.63
MPC
0.20
ClinPred
0.96
D
GERP RS
5.5
Varity_R
0.11
gMVP
0.32

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.0069
dbscSNV1_RF
Benign
0.082
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: rs1415981204; hg19: chr20-18393478; API