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GeneBe

1-153563852-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_005978.4(S100A2):​c.26C>T​(p.Ala9Val) variant causes a missense change. The variant allele was found at a frequency of 0.0000254 in 1,614,184 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000046 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000023 ( 0 hom. )

Consequence

S100A2
NM_005978.4 missense

Scores

8
8

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.66
Variant links:
Genes affected
S100A2 (HGNC:10492): (S100 calcium binding protein A2) The protein encoded by this gene is a member of the S100 family of proteins containing 2 EF-hand calcium-binding motifs. S100 proteins are localized in the cytoplasm and/or nucleus of a wide range of cells, and involved in the regulation of a number of cellular processes such as cell cycle progression and differentiation. S100 genes include at least 13 members which are located as a cluster on chromosome 1q21. This protein may have a tumor suppressor function. Chromosomal rearrangements and altered expression of this gene have been implicated in breast cancer. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
S100A2NM_005978.4 linkuse as main transcriptc.26C>T p.Ala9Val missense_variant 2/3 ENST00000368708.9
S100A2NM_001366406.1 linkuse as main transcriptc.26C>T p.Ala9Val missense_variant 1/3
S100A2XM_047427373.1 linkuse as main transcriptc.26C>T p.Ala9Val missense_variant 2/4
S100A2NM_001366407.1 linkuse as main transcriptc.-77C>T splice_region_variant, 5_prime_UTR_variant 2/3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
S100A2ENST00000368708.9 linkuse as main transcriptc.26C>T p.Ala9Val missense_variant 2/31 NM_005978.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0000460
AC:
7
AN:
152224
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0000724
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000517
AC:
13
AN:
251300
Hom.:
0
AF XY:
0.0000295
AC XY:
4
AN XY:
135822
show subpopulations
Gnomad AFR exome
AF:
0.0000615
Gnomad AMR exome
AF:
0.000260
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000980
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000233
AC:
34
AN:
1461842
Hom.:
0
Cov.:
33
AF XY:
0.0000234
AC XY:
17
AN XY:
727220
show subpopulations
Gnomad4 AFR exome
AF:
0.000149
Gnomad4 AMR exome
AF:
0.000201
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000144
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000459
AC:
7
AN:
152342
Hom.:
0
Cov.:
31
AF XY:
0.0000403
AC XY:
3
AN XY:
74500
show subpopulations
Gnomad4 AFR
AF:
0.0000722
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000762
Hom.:
0
Bravo
AF:
0.0000642
ExAC
AF:
0.0000247
AC:
3

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 GeneticsJun 06, 2023The c.23C>T (p.A8V) alteration is located in exon 2 (coding exon 1) of the S100A2 gene. This alteration results from a C to T substitution at nucleotide position 23, causing the alanine (A) at amino acid position 8 to be replaced by a valine (V). 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
Uncertain
0.38
BayesDel_addAF
Benign
-0.26
T
BayesDel_noAF
Benign
-0.32
CADD
Pathogenic
27
DANN
Uncertain
1.0
Eigen
Uncertain
0.32
Eigen_PC
Uncertain
0.23
FATHMM_MKL
Uncertain
0.84
D
M_CAP
Benign
0.014
T
MetaRNN
Benign
0.22
T;T;T;T;T
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
0.99
D;D;D;D
PrimateAI
Benign
0.43
T
PROVEAN
Uncertain
-3.7
D;.;D;D;D
REVEL
Benign
0.27
Sift
Uncertain
0.0010
D;.;D;D;D
Sift4G
Uncertain
0.010
D;D;D;D;D
Vest4
0.47
MVP
0.55
MPC
0.49
ClinPred
0.85
D
GERP RS
2.4
gMVP
0.40

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.35
Details are displayed if max score is > 0.2
DS_AG_spliceai
0.35
Position offset: 1

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: rs575985349; hg19: chr1-153536328; COSMIC: COSV100905935; API