4-166735025-C-T

Variant summary

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

The NM_001040159.2(SPOCK3):​c.1198G>A​(p.Asp400Asn) variant causes a missense change. The variant allele was found at a frequency of 0.00000253 in 1,583,006 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

SPOCK3
NM_001040159.2 missense

Scores

5
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.88
Variant links:
Genes affected
SPOCK3 (HGNC:13565): (SPARC (osteonectin), cwcv and kazal like domains proteoglycan 3) This gene encodes a member of a novel family of calcium-binding proteoglycan proteins that contain thyroglobulin type-1 and Kazal-like domains. The encoded protein and may play a role in adult T-cell leukemia by inhibiting the activity of membrane-type matrix metalloproteinases. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Oct 2011]

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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=0.16796559).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SPOCK3NM_001040159.2 linkuse as main transcriptc.1198G>A p.Asp400Asn missense_variant 11/11 ENST00000357545.9 NP_001035249.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SPOCK3ENST00000357545.9 linkuse as main transcriptc.1198G>A p.Asp400Asn missense_variant 11/111 NM_001040159.2 ENSP00000350153 A2Q9BQ16-1

Frequencies

GnomAD3 genomes
AF:
0.00000659
AC:
1
AN:
151698
Hom.:
0
Cov.:
32
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000210
AC:
3
AN:
1431308
Hom.:
0
Cov.:
26
AF XY:
0.00000140
AC XY:
1
AN XY:
714084
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:
0.00
Gnomad4 NFE exome
AF:
0.00000276
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000659
AC:
1
AN:
151698
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74074
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:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378

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 GeneticsApr 20, 2024The c.1207G>A (p.D403N) alteration is located in exon 12 (coding exon 11) of the SPOCK3 gene. This alteration results from a G to A substitution at nucleotide position 1207, causing the aspartic acid (D) at amino acid position 403 to be replaced by an asparagine (N). 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
0.086
BayesDel_addAF
Benign
-0.095
T
BayesDel_noAF
Benign
-0.37
CADD
Benign
22
DANN
Uncertain
0.98
DEOGEN2
Benign
0.017
.;T;.;.;.;T;T;.;.;T;.;.
Eigen
Benign
-0.33
Eigen_PC
Benign
-0.27
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.89
D;.;D;.;.;.;.;D;T;D;D;D
M_CAP
Benign
0.040
D
MetaRNN
Benign
0.17
T;T;T;T;T;T;T;T;T;T;T;T
MetaSVM
Benign
-0.52
T
MutationAssessor
Uncertain
2.1
.;M;.;.;.;M;M;.;.;M;.;.
MutationTaster
Benign
0.94
D;D;D;D;D;D;D;D;D;D;D;D;D;D
PrimateAI
Benign
0.38
T
PROVEAN
Benign
-1.4
N;N;N;N;N;N;N;.;N;N;N;N
REVEL
Benign
0.19
Sift
Uncertain
0.010
D;D;D;D;D;D;D;.;D;D;D;D
Sift4G
Benign
0.10
T;D;T;D;D;D;D;T;D;D;T;D
Polyphen
0.15, 0.24
.;B;.;B;B;B;B;.;.;B;.;B
Vest4
0.23
MutPred
0.17
.;Gain of glycosylation at T399 (P = 0.0414);.;.;.;Gain of glycosylation at T399 (P = 0.0414);Gain of glycosylation at T399 (P = 0.0414);.;.;Gain of glycosylation at T399 (P = 0.0414);.;.;
MVP
0.76
MPC
0.16
ClinPred
0.72
D
GERP RS
4.3
Varity_R
0.097
gMVP
0.33

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: rs1006424613; hg19: chr4-167656176; COSMIC: COSV62717367; API