15-82557960-C-T

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 0P and 5B. BP4BS2

The NM_001365242.1(CPEB1):​c.487G>A​(p.Gly163Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000548 in 1,460,432 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000055 ( 0 hom. )

Consequence

CPEB1
NM_001365242.1 missense

Scores

9
8

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.29
Variant links:
Genes affected
CPEB1 (HGNC:21744): (cytoplasmic polyadenylation element binding protein 1) This gene encodes a member of the cytoplasmic polyadenylation element binding protein family. This highly conserved protein binds to a specific RNA sequence, called the cytoplasmic polyadenylation element, found in the 3' untranslated region of some mRNAs. The encoded protein functions in both the cytoplasm and the nucleus. It is involved in the regulation of mRNA translation, as well as processing of the 3' untranslated region, and may play a role in cell proliferation and tumorigenesis. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jan 2014]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.3606448).
BS2
High AC in GnomAdExome4 at 8 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CPEB1NM_001365242.1 linkuse as main transcriptc.487G>A p.Gly163Arg missense_variant 5/13 ENST00000684509.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CPEB1ENST00000684509.1 linkuse as main transcriptc.487G>A p.Gly163Arg missense_variant 5/13 NM_001365242.1
ENST00000621893.1 linkuse as main transcriptn.227-4220C>T intron_variant, non_coding_transcript_variant 3

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000404
AC:
1
AN:
247448
Hom.:
0
AF XY:
0.00000745
AC XY:
1
AN XY:
134252
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000330
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000548
AC:
8
AN:
1460432
Hom.:
0
Cov.:
30
AF XY:
0.00000551
AC XY:
4
AN XY:
726464
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:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000630
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Alfa
AF:
0.0000469
Hom.:
0
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000121
AC:
1
ExAC
AF:
0.0000165
AC:
2

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 GeneticsSep 22, 2022The c.406G>A (p.G136R) alteration is located in exon 4 (coding exon 4) of the CPEB1 gene. This alteration results from a G to A substitution at nucleotide position 406, causing the glycine (G) at amino acid position 136 to be replaced by an arginine (R). 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
BayesDel_addAF
Uncertain
0.062
T
BayesDel_noAF
Uncertain
-0.050
CADD
Uncertain
23
DANN
Uncertain
1.0
DEOGEN2
Benign
0.043
.;T;.;.;.;.;.;.;.;.;.;.
Eigen
Uncertain
0.57
Eigen_PC
Uncertain
0.62
FATHMM_MKL
Uncertain
0.92
D
LIST_S2
Uncertain
0.95
D;D;.;.;.;D;.;.;.;.;.;.
M_CAP
Benign
0.0097
T
MetaRNN
Benign
0.36
T;T;T;T;T;T;T;T;T;T;T;T
MetaSVM
Benign
-0.53
T
MutationAssessor
Benign
0.97
.;.;.;.;.;L;.;.;.;.;.;.
MutationTaster
Benign
1.0
D;D;D;D;D;D;D;D;D;D
PrimateAI
Uncertain
0.59
T
PROVEAN
Uncertain
-3.2
D;.;.;.;.;.;.;.;.;.;.;N
Sift
Benign
0.084
T;.;.;.;.;.;.;.;.;.;.;D
Sift4G
Benign
0.13
.;T;T;D;T;T;D;D;D;D;D;D
Polyphen
1.0
.;.;.;.;.;D;.;.;.;.;.;.
Vest4
0.64, 0.64, 0.44, 0.66, 0.36, 0.65, 0.36, 0.37
MutPred
0.41
.;.;Loss of helix (P = 0.0196);.;.;Loss of helix (P = 0.0196);.;.;.;.;.;.;
MVP
0.50
ClinPred
0.72
D
GERP RS
5.8
gMVP
0.41

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: rs377642839; hg19: chr15-83226710; COSMIC: COSV105064965; COSMIC: COSV105064965; API