rs201608649

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_007112.5(THBS3):​c.2579G>T​(p.Arg860Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R860Q) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 32)

Consequence

THBS3
NM_007112.5 missense

Scores

4
9
6

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.379
Variant links:
Genes affected
THBS3 (HGNC:11787): (thrombospondin 3) The protein encoded by this gene belongs to the thrombospondin family. Thrombospondin family members are adhesive glycoproteins that mediate cell-to-cell and cell-to-matrix interactions. This protein forms a pentameric molecule linked by a single disulfide bond. This gene shares a common promoter with metaxin 1. Alternate splicing results in coding and non-coding transcript variants. [provided by RefSeq, Nov 2011]
THBS3-AS1 (HGNC:40582): (THBS3 antisense RNA 1)

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.801

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
THBS3NM_007112.5 linkc.2579G>T p.Arg860Leu missense_variant Exon 21 of 23 ENST00000368378.7 NP_009043.1 P49746-1

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
THBS3ENST00000368378.7 linkc.2579G>T p.Arg860Leu missense_variant Exon 21 of 23 1 NM_007112.5 ENSP00000357362.3 P49746-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
Cov.:
31
GnomAD4 genome
Cov.:
32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.18
BayesDel_addAF
Uncertain
0.11
D
BayesDel_noAF
Uncertain
-0.080
CADD
Benign
22
DANN
Uncertain
1.0
DEOGEN2
Pathogenic
0.90
D;.;.;.
Eigen
Benign
-0.15
Eigen_PC
Benign
-0.30
FATHMM_MKL
Benign
0.36
N
LIST_S2
Pathogenic
0.98
D;D;D;D
M_CAP
Uncertain
0.18
D
MetaRNN
Pathogenic
0.80
D;D;D;D
MetaSVM
Uncertain
0.041
D
MutationAssessor
Benign
2.0
M;.;.;.
PrimateAI
Uncertain
0.55
T
PROVEAN
Pathogenic
-5.7
D;.;D;D
REVEL
Uncertain
0.49
Sift
Uncertain
0.0010
D;.;D;D
Sift4G
Uncertain
0.029
D;D;D;T
Polyphen
1.0
D;.;.;.
Vest4
0.63
MutPred
0.79
Loss of MoRF binding (P = 0.0064);.;.;.;
MVP
0.67
MPC
1.0
ClinPred
0.98
D
GERP RS
3.6
Varity_R
0.58
gMVP
0.59

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: chr1-155166925; API