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14-104938950-C-T

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP4_StrongBP6_Moderate

The NM_138420.4(AHNAK2):c.16501G>A(p.Val5501Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00323 in 1,613,302 control chromosomes in the GnomAD database, including 11 homozygotes. In-silico tool predicts a benign outcome for this variant. 12/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0019 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0034 ( 11 hom. )

Consequence

AHNAK2
NM_138420.4 missense

Scores

1
5
11

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.594
Variant links:
Genes affected
AHNAK2 (HGNC:20125): (AHNAK nucleoprotein 2) This gene encodes a large nucleoprotein. The encoded protein has a tripartite domain structure with a relatively short N-terminus and a long C-terminus, separated by a large body of repeats. The N-terminal PSD-95/Discs-large/ZO-1 (PDZ)-like domain is thought to function in the formation of stable homodimers. The encoded protein may play a role in calcium signaling by associating with calcium channel proteins. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Apr 2017]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0063045323).
BP6
Variant 14-104938950-C-T is Benign according to our data. Variant chr14-104938950-C-T is described in ClinVar as [Benign]. Clinvar id is 2644631.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
AHNAK2NM_138420.4 linkuse as main transcriptc.16501G>A p.Val5501Met missense_variant 7/7 ENST00000333244.6
AHNAK2NM_001350929.2 linkuse as main transcriptc.16201G>A p.Val5401Met missense_variant 7/7
AHNAK2XM_024449463.2 linkuse as main transcriptc.16201G>A p.Val5401Met missense_variant 7/7
AHNAK2XM_047430904.1 linkuse as main transcriptc.16201G>A p.Val5401Met missense_variant 7/7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
AHNAK2ENST00000333244.6 linkuse as main transcriptc.16501G>A p.Val5501Met missense_variant 7/75 NM_138420.4 P1Q8IVF2-1
AHNAK2ENST00000557457.1 linkuse as main transcriptc.1495G>A p.Val499Met missense_variant 3/31 Q8IVF2-2
AHNAK2ENST00000555122.1 linkuse as main transcriptn.16629G>A non_coding_transcript_exon_variant 6/65

Frequencies

GnomAD3 genomes
AF:
0.00193
AC:
294
AN:
152100
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000628
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000327
Gnomad ASJ
AF:
0.000576
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.000188
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00379
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.00179
AC:
443
AN:
248144
Hom.:
1
AF XY:
0.00175
AC XY:
236
AN XY:
134784
show subpopulations
Gnomad AFR exome
AF:
0.000782
Gnomad AMR exome
AF:
0.000232
Gnomad ASJ exome
AF:
0.000100
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.000372
Gnomad NFE exome
AF:
0.00361
Gnomad OTH exome
AF:
0.00133
GnomAD4 exome
AF:
0.00336
AC:
4916
AN:
1461084
Hom.:
11
Cov.:
74
AF XY:
0.00328
AC XY:
2381
AN XY:
726750
show subpopulations
Gnomad4 AFR exome
AF:
0.000418
Gnomad4 AMR exome
AF:
0.000313
Gnomad4 ASJ exome
AF:
0.000230
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.000339
Gnomad4 NFE exome
AF:
0.00424
Gnomad4 OTH exome
AF:
0.00244
GnomAD4 genome
AF:
0.00193
AC:
294
AN:
152218
Hom.:
0
Cov.:
32
AF XY:
0.00165
AC XY:
123
AN XY:
74430
show subpopulations
Gnomad4 AFR
AF:
0.000626
Gnomad4 AMR
AF:
0.000327
Gnomad4 ASJ
AF:
0.000576
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000188
Gnomad4 NFE
AF:
0.00379
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.00337
Hom.:
0
Bravo
AF:
0.00215
TwinsUK
AF:
0.00324
AC:
12
ALSPAC
AF:
0.00311
AC:
12
ESP6500AA
AF:
0.00106
AC:
4
ESP6500EA
AF:
0.00340
AC:
28
ExAC
AF:
0.00184
AC:
222
EpiCase
AF:
0.00382
EpiControl
AF:
0.00285

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenMar 01, 2023AHNAK2: BS1, BS2 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.43
BayesDel_addAF
Benign
-0.47
T
BayesDel_noAF
Benign
-0.44
Cadd
Benign
22
Dann
Uncertain
1.0
Eigen
Uncertain
0.35
Eigen_PC
Uncertain
0.27
FATHMM_MKL
Benign
0.21
N
LIST_S2
Benign
0.62
T;T
M_CAP
Benign
0.031
D
MetaRNN
Benign
0.0063
T;T
MetaSVM
Benign
-1.2
T
MutationTaster
Benign
0.82
N;N
PrimateAI
Benign
0.36
T
PROVEAN
Benign
-2.0
N;N
REVEL
Benign
0.12
Sift
Uncertain
0.012
D;D
Sift4G
Pathogenic
0.0
D;D
Polyphen
1.0
.;D
Vest4
0.18
MVP
0.20
ClinPred
0.033
T
GERP RS
5.2
Varity_R
0.18
gMVP
0.016

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: rs201885720; hg19: chr14-105405287; API