rs1060503216

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_000368.5(TSC1):​c.1138A>T​(p.Thr380Ser) 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 benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 31)

Consequence

TSC1
NM_000368.5 missense

Scores

1
18

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -1.43
Variant links:
Genes affected
TSC1 (HGNC:12362): (TSC complex subunit 1) This gene is a tumor suppressor gene that encodes the growth inhibitory protein hamartin. The encoded protein interacts with and stabilizes the GTPase activating protein tuberin. This hamartin-tuberin complex negatively regulates mammalian target of rapamycin complex 1 (mTORC1) signaling which is a major regulator of anabolic cell growth. This protein also functions as a co-chaperone for Hsp90 that inhibits its ATPase activity. This protein functions as a facilitator of Hsp90-mediated folding of kinase and non-kinase clients, including TSC2 and thereby preventing their ubiquitination and proteasomal degradation. Mutations in this gene have been associated with tuberous sclerosis and lymphangioleiomyomatosis. [provided by RefSeq, May 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.05797714).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
TSC1NM_000368.5 linkc.1138A>T p.Thr380Ser missense_variant Exon 11 of 23 ENST00000298552.9 NP_000359.1 Q92574-1Q86WV8X5D9D2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
TSC1ENST00000298552.9 linkc.1138A>T p.Thr380Ser missense_variant Exon 11 of 23 1 NM_000368.5 ENSP00000298552.3 Q92574-1
TSC1ENST00000490179.4 linkc.1138A>T p.Thr380Ser missense_variant Exon 12 of 24 3 ENSP00000495533.2 A0A2R8Y6S8

Frequencies

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

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.097
BayesDel_addAF
Benign
-0.19
T
BayesDel_noAF
Benign
-0.51
CADD
Benign
0.27
DANN
Benign
0.62
DEOGEN2
Uncertain
0.43
T;.;T;.;T;.;T;.;.;.;.;.;.;.;.
Eigen
Benign
-1.3
Eigen_PC
Benign
-1.2
FATHMM_MKL
Benign
0.17
N
LIST_S2
Benign
0.41
.;T;T;T;.;.;.;T;T;.;.;.;T;T;T
M_CAP
Benign
0.013
T
MetaRNN
Benign
0.058
T;T;T;T;T;T;T;T;T;T;T;T;T;T;T
MetaSVM
Benign
-0.95
T
MutationAssessor
Benign
0.63
N;.;N;.;N;.;N;.;.;.;.;.;.;.;.
PrimateAI
Benign
0.36
T
PROVEAN
Benign
-0.28
N;N;N;.;.;.;.;.;.;.;.;.;.;.;.
REVEL
Benign
0.19
Sift
Benign
0.62
T;T;T;.;.;.;.;.;.;.;.;.;.;.;.
Sift4G
Benign
0.78
T;T;T;.;.;.;.;.;.;.;.;.;.;.;.
Polyphen
0.0010
B;.;B;.;B;.;B;.;.;.;B;B;B;.;.
Vest4
0.072
MutPred
0.47
Loss of glycosylation at T379 (P = 0.0921);.;Loss of glycosylation at T379 (P = 0.0921);Loss of glycosylation at T379 (P = 0.0921);Loss of glycosylation at T379 (P = 0.0921);Loss of glycosylation at T379 (P = 0.0921);Loss of glycosylation at T379 (P = 0.0921);Loss of glycosylation at T379 (P = 0.0921);Loss of glycosylation at T379 (P = 0.0921);.;Loss of glycosylation at T379 (P = 0.0921);Loss of glycosylation at T379 (P = 0.0921);Loss of glycosylation at T379 (P = 0.0921);Loss of glycosylation at T379 (P = 0.0921);.;
MVP
0.45
MPC
0.46
ClinPred
0.046
T
GERP RS
-6.7
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.019
gMVP
0.14

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.040
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: chr9-135786392; API