19-44973121-C-T
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Variant summary
Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PP3_ModerateBS2
The NM_001282176.2(CLPTM1):c.-87C>T variant causes a 5 prime UTR premature start codon gain change. The variant allele was found at a frequency of 0.00000991 in 1,613,844 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000013 ( 0 hom., cov: 31)
Exomes 𝑓: 0.0000096 ( 1 hom. )
Consequence
CLPTM1
NM_001282176.2 5_prime_UTR_premature_start_codon_gain
NM_001282176.2 5_prime_UTR_premature_start_codon_gain
Scores
12
4
3
Clinical Significance
Conservation
PhyloP100: 7.10
Genes affected
CLPTM1 (HGNC:2087): (CLPTM1 regulator of GABA type A receptor forward trafficking) Predicted to be involved in regulation of T cell differentiation in thymus. Located in membrane. [provided by Alliance of Genome Resources, Apr 2022]
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ACMG classification
Classification made for transcript
Verdict is Likely_benign. Variant got -2 ACMG points.
PP3
MetaRNN computational evidence supports a deleterious effect, 0.887
BS2
High AC in GnomAdExome4 at 14 AD gene.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
CLPTM1 | NM_001294.4 | c.220C>T | p.Arg74Cys | missense_variant | 3/14 | ENST00000337392.10 | NP_001285.1 | |
CLPTM1 | NM_001282176.2 | c.-87C>T | 5_prime_UTR_premature_start_codon_gain_variant | 3/14 | NP_001269105.1 | |||
CLPTM1 | NM_001282175.2 | c.178C>T | p.Arg60Cys | missense_variant | 3/14 | NP_001269104.1 | ||
CLPTM1 | NM_001282176.2 | c.-87C>T | 5_prime_UTR_variant | 3/14 | NP_001269105.1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
CLPTM1 | ENST00000337392.10 | c.220C>T | p.Arg74Cys | missense_variant | 3/14 | 1 | NM_001294.4 | ENSP00000336994.4 |
Frequencies
GnomAD3 genomes AF: 0.0000131 AC: 2AN: 152224Hom.: 0 Cov.: 31
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GnomAD3 exomes AF: 0.0000120 AC: 3AN: 249068Hom.: 0 AF XY: 0.0000222 AC XY: 3AN XY: 134870
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GnomAD4 exome AF: 0.00000958 AC: 14AN: 1461620Hom.: 1 Cov.: 30 AF XY: 0.0000110 AC XY: 8AN XY: 727108
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GnomAD4 genome AF: 0.0000131 AC: 2AN: 152224Hom.: 0 Cov.: 31 AF XY: 0.0000134 AC XY: 1AN XY: 74368
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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 submitter | clinical testing | Ambry Genetics | Apr 19, 2024 | The c.220C>T (p.R74C) alteration is located in exon 3 (coding exon 3) of the CLPTM1 gene. This alteration results from a C to T substitution at nucleotide position 220, causing the arginine (R) at amino acid position 74 to be replaced by a cysteine (C). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Pathogenic
CADD
Pathogenic
DANN
Pathogenic
DEOGEN2
Benign
.;T;T
Eigen
Pathogenic
Eigen_PC
Pathogenic
FATHMM_MKL
Pathogenic
D
LIST_S2
Pathogenic
D;D;D
M_CAP
Benign
D
MetaRNN
Pathogenic
D;D;D
MetaSVM
Uncertain
T
MutationAssessor
Uncertain
.;M;.
PrimateAI
Pathogenic
D
PROVEAN
Pathogenic
D;D;.
REVEL
Uncertain
Sift
Pathogenic
D;D;.
Sift4G
Uncertain
D;D;D
Polyphen
1.0
.;D;.
Vest4
MutPred
0.74
.;Loss of MoRF binding (P = 0.0213);Loss of MoRF binding (P = 0.0213);
MVP
MPC
2.1
ClinPred
D
GERP RS
RBP_binding_hub_radar
RBP_regulation_power_radar
Varity_R
gMVP
Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at