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GeneBe

1-108834984-G-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_152763.5(AKNAD1):c.1609C>A(p.Gln537Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000384 in 1,563,650 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000028 ( 0 hom. )

Consequence

AKNAD1
NM_152763.5 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -1.84
Variant links:
Genes affected
AKNAD1 (HGNC:28398): (AKNA domain containing 1) This gene encodes a protein which contains a domain found in an AT-hook-containing transcription factor. Alternative splicing results in multiple transcript variants. [provided by RefSeq, May 2012]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.016637832).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
AKNAD1NM_152763.5 linkuse as main transcriptc.1609C>A p.Gln537Lys missense_variant 8/16 ENST00000370001.8
LOC105378891XR_947687.3 linkuse as main transcriptn.269+648G>T intron_variant, non_coding_transcript_variant
AKNAD1NR_049760.2 linkuse as main transcriptn.1958+2566C>A intron_variant, non_coding_transcript_variant
LOC105378891XR_007066273.1 linkuse as main transcriptn.294+648G>T intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
AKNAD1ENST00000370001.8 linkuse as main transcriptc.1609C>A p.Gln537Lys missense_variant 8/161 NM_152763.5 P2Q5T1N1-1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152146
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:
0.000385
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000500
AC:
10
AN:
199952
Hom.:
0
AF XY:
0.0000363
AC XY:
4
AN XY:
110194
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000793
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000283
AC:
4
AN:
1411386
Hom.:
0
Cov.:
31
AF XY:
0.00000285
AC XY:
2
AN XY:
702128
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000111
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152264
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74446
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000386
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000756
ExAC
AF:
0.0000659
AC:
8

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 GeneticsFeb 07, 2023The c.1609C>A (p.Q537K) alteration is located in exon 8 (coding exon 7) of the AKNAD1 gene. This alteration results from a C to A substitution at nucleotide position 1609, causing the glutamine (Q) at amino acid position 537 to be replaced by a lysine (K). 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
0.068
BayesDel_addAF
Benign
-0.69
T
BayesDel_noAF
Benign
-0.85
Cadd
Benign
0.0060
Dann
Benign
0.27
DEOGEN2
Benign
0.0043
T;.
Eigen
Benign
-1.6
Eigen_PC
Benign
-1.7
FATHMM_MKL
Benign
0.0037
N
LIST_S2
Benign
0.52
T;T
M_CAP
Benign
0.0041
T
MetaRNN
Benign
0.017
T;T
MetaSVM
Benign
-0.91
T
MutationAssessor
Benign
0.55
N;N
MutationTaster
Benign
1.0
N;N;N;N
PrimateAI
Benign
0.25
T
PROVEAN
Benign
0.28
N;N
REVEL
Benign
0.0050
Sift
Benign
0.37
T;T
Sift4G
Benign
1.0
T;T
Polyphen
0.0020
B;.
Vest4
0.10
MutPred
0.19
Gain of ubiquitination at Q537 (P = 0.0014);Gain of ubiquitination at Q537 (P = 0.0014);
MVP
0.014
MPC
0.030
ClinPred
0.032
T
GERP RS
-4.3
Varity_R
0.042
gMVP
0.11

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: rs771542694; hg19: chr1-109377606; API