1-153418183-C-A

Variant summary

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

The NM_176823.4(S100A7A):​c.101C>A​(p.Thr34Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000682 in 1,613,892 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 0.000046 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

S100A7A
NM_176823.4 missense

Scores

19

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.651
Variant links:
Genes affected
S100A7A (HGNC:21657): (S100 calcium binding protein A7A) Enables protein self-association. Predicted to act upstream of or within inflammatory response. Located in cytosol. [provided by Alliance of Genome Resources, Apr 2022]
S100A8 (HGNC:10498): (S100 calcium binding protein A8) 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 function in the inhibition of casein kinase and as a cytokine. Altered expression of this protein is associated with the disease cystic fibrosis. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jan 2016]

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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=0.024222225).
BP6
Variant 1-153418183-C-A is Benign according to our data. Variant chr1-153418183-C-A is described in ClinVar as [Likely_benign]. Clinvar id is 3791684.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
S100A7ANM_176823.4 linkc.101C>A p.Thr34Lys missense_variant Exon 2 of 3 ENST00000368729.9 NP_789793.1 Q86SG5
S100A8NM_001319198.2 linkc.2+4335G>T intron_variant Intron 1 of 2 NP_001306127.1 P05109

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
S100A7AENST00000368729.9 linkc.101C>A p.Thr34Lys missense_variant Exon 2 of 3 1 NM_176823.4 ENSP00000357718.3 Q86SG5
S100A7AENST00000329256.2 linkc.101C>A p.Thr34Lys missense_variant Exon 1 of 2 1 ENSP00000329008.2 Q86SG5
S100A7AENST00000368728.2 linkc.101C>A p.Thr34Lys missense_variant Exon 2 of 3 5 ENSP00000357717.1 Q86SG5

Frequencies

GnomAD3 genomes
AF:
0.0000460
AC:
7
AN:
152164
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000145
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000119
AC:
3
AN:
251218
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135760
show subpopulations
Gnomad AFR exome
AF:
0.000123
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:
0.00000881
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1461728
Hom.:
0
Cov.:
31
AF XY:
0.00000275
AC XY:
2
AN XY:
727168
show subpopulations
Gnomad4 AFR exome
AF:
0.000120
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000460
AC:
7
AN:
152164
Hom.:
0
Cov.:
32
AF XY:
0.0000538
AC XY:
4
AN XY:
74322
show subpopulations
Gnomad4 AFR
AF:
0.000145
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000193
Hom.:
0
Bravo
AF:
0.0000378
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.00000824
AC:
1

ClinVar

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

Submissions by phenotype

not specified Benign:1
Jan 03, 2025
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
0.069
BayesDel_addAF
Benign
-0.47
T
BayesDel_noAF
Benign
-0.68
CADD
Benign
0.033
DANN
Benign
0.17
DEOGEN2
Benign
0.0031
T;T;T
Eigen
Benign
-1.7
Eigen_PC
Benign
-1.7
FATHMM_MKL
Benign
0.00060
N
LIST_S2
Benign
0.35
.;.;T
M_CAP
Benign
0.0011
T
MetaRNN
Benign
0.024
T;T;T
MetaSVM
Benign
-0.90
T
MutationAssessor
Benign
-1.5
N;N;N
PrimateAI
Benign
0.30
T
PROVEAN
Benign
0.97
N;N;N
REVEL
Benign
0.012
Sift
Benign
1.0
T;T;T
Sift4G
Benign
1.0
T;T;T
Polyphen
0.0040
B;B;B
Vest4
0.092
MVP
0.048
MPC
0.0049
ClinPred
0.0074
T
GERP RS
-3.5
Varity_R
0.22
gMVP
0.19

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.030
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: rs377370756; hg19: chr1-153390659; API