NM_001278309.2:c.1553A>G

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_001278309.2(AKAP3):​c.1553A>G​(p.Tyr518Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000508 in 1,613,986 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 Likely benign (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000054 ( 0 hom. )

Consequence

AKAP3
NM_001278309.2 missense

Scores

19

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.516
Variant links:
Genes affected
AKAP3 (HGNC:373): (A-kinase anchoring protein 3) This gene encodes a member of A-kinase anchoring proteins (AKAPs), a family of functionally related proteins that target protein kinase A to discrete locations within the cell. The encoded protein is reported to participate in protein-protein interactions with the R-subunit of the protein kinase A as well as sperm-associated proteins. This protein is expressed in spermatozoa and localized to the acrosomal region of the sperm head as well as the length of the principal piece. It may function as a regulator of motility, capacitation, and the acrosome reaction. [provided by RefSeq, May 2013]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.037073463).
BP6
Variant 12-4627349-T-C is Benign according to our data. Variant chr12-4627349-T-C is described in ClinVar as [Likely_benign]. Clinvar id is 2245213.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
AKAP3NM_001278309.2 linkc.1553A>G p.Tyr518Cys missense_variant Exon 5 of 6 ENST00000228850.6 NP_001265238.2 O75969V9HWD4
AKAP3NM_006422.4 linkc.1553A>G p.Tyr518Cys missense_variant Exon 5 of 6 NP_006413.4 O75969V9HWD4

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
AKAP3ENST00000228850.6 linkc.1553A>G p.Tyr518Cys missense_variant Exon 5 of 6 5 NM_001278309.2 ENSP00000228850.1 O75969
ENSG00000272921ENST00000536588.1 linkn.142-3973T>C intron_variant Intron 1 of 6 3 ENSP00000445121.1 H0YGX0
AKAP3ENST00000545990.6 linkc.1553A>G p.Tyr518Cys missense_variant Exon 5 of 6 2 ENSP00000440994.1 O75969

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152140
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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:
0.0000319
AC:
8
AN:
250982
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135634
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:
0.0000705
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000540
AC:
79
AN:
1461846
Hom.:
0
Cov.:
78
AF XY:
0.0000481
AC XY:
35
AN XY:
727226
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:
0.00
Gnomad4 FIN exome
AF:
0.0000187
Gnomad4 NFE exome
AF:
0.0000656
Gnomad4 OTH exome
AF:
0.0000828
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152140
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74318
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.0000654
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
Alfa
AF:
0.0000659
Hom.:
0
Bravo
AF:
0.0000189
ExAC
AF:
0.0000330
AC:
4
EpiCase
AF:
0.00
EpiControl
AF:
0.000119

ClinVar

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

Submissions by phenotype

not specified Benign:1
Aug 13, 2021
Ambry Genetics
Significance: Likely benign
Review Status: criteria provided, single submitter
Collection Method: clinical testing

This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.071
BayesDel_addAF
Benign
-0.48
T
BayesDel_noAF
Benign
-0.75
CADD
Benign
5.3
DANN
Benign
0.36
DEOGEN2
Benign
0.0031
T;T
Eigen
Benign
-2.0
Eigen_PC
Benign
-2.0
FATHMM_MKL
Benign
0.0039
N
LIST_S2
Benign
0.62
.;T
M_CAP
Benign
0.0018
T
MetaRNN
Benign
0.037
T;T
MetaSVM
Benign
-0.97
T
MutationAssessor
Benign
-0.41
N;N
PrimateAI
Benign
0.33
T
PROVEAN
Benign
1.2
N;N
REVEL
Benign
0.016
Sift
Benign
0.23
T;T
Sift4G
Benign
0.18
T;T
Polyphen
0.0
B;B
Vest4
0.051
MVP
0.26
MPC
0.15
ClinPred
0.079
T
GERP RS
-7.8
Varity_R
0.050
gMVP
0.10

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: rs755068981; hg19: chr12-4736515; API