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GeneBe

19-54912758-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_004829.7(NCR1):c.802G>T(p.Ala268Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000465 in 1,613,976 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000053 ( 0 hom., cov: 30)
Exomes 𝑓: 0.000046 ( 0 hom. )

Consequence

NCR1
NM_004829.7 missense

Scores

2
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.423
Variant links:
Genes affected
NCR1 (HGNC:6731): (natural cytotoxicity triggering receptor 1) Predicted to be involved in cellular defense response; regulation of natural killer cell mediated cytotoxicity; and signal transduction. Predicted to act upstream of or within defense response to virus and detection of virus. Predicted to be located in cell surface. Predicted to be part of SWI/SNF complex. Predicted to be active in plasma membrane. Biomarker of acquired immunodeficiency syndrome; anogenital venereal wart; hepatitis C; and lymphoproliferative syndrome. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.12714377).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NCR1NM_004829.7 linkuse as main transcriptc.802G>T p.Ala268Ser missense_variant 7/7 ENST00000291890.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NCR1ENST00000291890.9 linkuse as main transcriptc.802G>T p.Ala268Ser missense_variant 7/75 NM_004829.7 A2

Frequencies

GnomAD3 genomes
AF:
0.0000526
AC:
8
AN:
152086
Hom.:
0
Cov.:
30
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:
0.000118
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000239
AC:
6
AN:
251482
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135916
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:
0.0000527
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000458
AC:
67
AN:
1461890
Hom.:
0
Cov.:
33
AF XY:
0.0000468
AC XY:
34
AN XY:
727248
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
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:
0.00
Gnomad4 NFE exome
AF:
0.0000585
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000526
AC:
8
AN:
152086
Hom.:
0
Cov.:
30
AF XY:
0.0000673
AC XY:
5
AN XY:
74276
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:
0.000118
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000559
Hom.:
0
Bravo
AF:
0.0000340
ExAC
AF:
0.0000165
AC:
2
EpiCase
AF:
0.000109
EpiControl
AF:
0.0000593

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 GeneticsDec 27, 2023The c.802G>T (p.A268S) alteration is located in exon 7 (coding exon 7) of the NCR1 gene. This alteration results from a G to T substitution at nucleotide position 802, causing the alanine (A) at amino acid position 268 to be replaced by a serine (S). 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
0.14
BayesDel_addAF
Benign
-0.38
T
BayesDel_noAF
Benign
-0.62
Cadd
Benign
16
Dann
Uncertain
0.99
Eigen
Benign
-0.32
Eigen_PC
Benign
-0.55
FATHMM_MKL
Benign
0.017
N
M_CAP
Benign
0.0014
T
MetaRNN
Benign
0.13
T;T;T;T;T;T
MetaSVM
Benign
-0.93
T
MutationTaster
Benign
1.0
N;N;N;N;N
PrimateAI
Benign
0.26
T
PROVEAN
Benign
-1.4
N;.;.;N;N;N
REVEL
Benign
0.072
Sift
Uncertain
0.019
D;.;.;D;D;T
Sift4G
Benign
0.41
T;T;T;T;T;T
Polyphen
0.96
.;.;.;.;.;D
Vest4
0.19
MVP
0.25
MPC
0.22
ClinPred
0.25
T
GERP RS
0.97
gMVP
0.31

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs752531481; hg19: chr19-55424126; API