rs753825850

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_004616.3(TSPAN8):​c.457G>T​(p.Gly153Cys) variant causes a missense change. The variant allele was found at a frequency of 0.000000684 in 1,461,602 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

TSPAN8
NM_004616.3 missense

Scores

13
3
3

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 3.61
Variant links:
Genes affected
TSPAN8 (HGNC:11855): (tetraspanin 8) The protein encoded by this gene is a member of the transmembrane 4 superfamily, also known as the tetraspanin family. Most of these members are cell-surface proteins that are characterized by the presence of four hydrophobic domains. The proteins mediate signal transduction events that play a role in the regulation of cell development, activation, growth and motility. This encoded protein is a cell surface glycoprotein that is known to complex with integrins. This gene is expressed in different carcinomas. The use of alternate polyadenylation sites has been found for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.994

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
TSPAN8NM_004616.3 linkc.457G>T p.Gly153Cys missense_variant Exon 7 of 9 ENST00000247829.8 NP_004607.1 P19075
TSPAN8NM_001369760.1 linkc.457G>T p.Gly153Cys missense_variant Exon 6 of 8 NP_001356689.1

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
TSPAN8ENST00000247829.8 linkc.457G>T p.Gly153Cys missense_variant Exon 7 of 9 1 NM_004616.3 ENSP00000247829.3 P19075
TSPAN8ENST00000393330.6 linkc.457G>T p.Gly153Cys missense_variant Exon 10 of 12 1 ENSP00000377003.2 P19075
TSPAN8ENST00000546561.2 linkc.457G>T p.Gly153Cys missense_variant Exon 6 of 8 1 ENSP00000447160.1 P19075
TSPAN8ENST00000552128.2 linkn.321G>T non_coding_transcript_exon_variant Exon 4 of 6 3

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461602
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727084
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:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.99
BayesDel_addAF
Pathogenic
0.53
D
BayesDel_noAF
Pathogenic
0.53
CADD
Pathogenic
28
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.60
D;D;D
Eigen
Pathogenic
0.95
Eigen_PC
Pathogenic
0.86
FATHMM_MKL
Uncertain
0.96
D
LIST_S2
Benign
0.80
.;.;T
M_CAP
Pathogenic
0.63
D
MetaRNN
Pathogenic
0.99
D;D;D
MetaSVM
Pathogenic
1.0
D
MutationAssessor
Pathogenic
4.7
H;H;H
PrimateAI
Benign
0.46
T
PROVEAN
Pathogenic
-8.6
D;D;D
REVEL
Pathogenic
0.94
Sift
Pathogenic
0.0
D;D;D
Sift4G
Pathogenic
0.0
D;D;D
Polyphen
1.0
D;D;D
Vest4
0.81
MutPred
0.95
Gain of ubiquitination at K150 (P = 0.0849);Gain of ubiquitination at K150 (P = 0.0849);Gain of ubiquitination at K150 (P = 0.0849);
MVP
0.96
MPC
0.49
ClinPred
1.0
D
GERP RS
5.9
Varity_R
0.94
gMVP
0.96

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr12-71526592; API