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GeneBe

20-37860275-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_030877.5(CTNNBL1):c.1534C>T(p.Arg512Cys) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000124 in 1,613,644 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000012 ( 0 hom. )

Consequence

CTNNBL1
NM_030877.5 missense

Scores

2
6
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.67
Variant links:
Genes affected
CTNNBL1 (HGNC:15879): (catenin beta like 1) The protein encoded by this gene is a component of the pre-mRNA-processing factor 19-cell division cycle 5-like (PRP19-CDC5L) protein complex, which activates pre-mRNA splicing and is an integral part of the spliceosome. The encoded protein is also a nuclear localization sequence binding protein, and binds to activation-induced deaminase and is important for antibody diversification. This gene may also be associated with the development of obesity. Alternative splicing results in multiple transcript variants. A pseudogene of this gene has been defined on the X chromosome. [provided by RefSeq, Jul 2013]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CTNNBL1NM_030877.5 linkuse as main transcriptc.1534C>T p.Arg512Cys missense_variant 15/16 ENST00000361383.11
CTNNBL1NM_001281495.2 linkuse as main transcriptc.1453C>T p.Arg485Cys missense_variant 16/17
CTNNBL1XM_024451947.2 linkuse as main transcriptc.1453C>T p.Arg485Cys missense_variant 16/17
CTNNBL1XM_011528917.3 linkuse as main transcriptc.1204C>T p.Arg402Cys missense_variant 13/14

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CTNNBL1ENST00000361383.11 linkuse as main transcriptc.1534C>T p.Arg512Cys missense_variant 15/161 NM_030877.5 P1Q8WYA6-1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152128
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000159
AC:
4
AN:
251468
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135906
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:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000264
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.0000123
AC:
18
AN:
1461516
Hom.:
0
Cov.:
31
AF XY:
0.00000688
AC XY:
5
AN XY:
727054
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:
0.0000144
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152128
Hom.:
0
Cov.:
33
AF XY:
0.0000135
AC XY:
1
AN XY:
74306
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.000478
Alfa
AF:
0.0000282
Hom.:
0
Bravo
AF:
0.00000756
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.00
EpiControl
AF:
0.000119

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 GeneticsApr 18, 2023The c.1534C>T (p.R512C) alteration is located in exon 15 (coding exon 15) of the CTNNBL1 gene. This alteration results from a C to T substitution at nucleotide position 1534, causing the arginine (R) at amino acid position 512 to be replaced by a cysteine (C). 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
AlphaMissense
Benign
0.15
BayesDel_addAF
Benign
-0.069
T
BayesDel_noAF
Benign
-0.23
Cadd
Pathogenic
27
Dann
Uncertain
1.0
Eigen
Uncertain
0.59
Eigen_PC
Uncertain
0.63
FATHMM_MKL
Pathogenic
1.0
D
LIST_S2
Uncertain
0.88
D;D;D;.;D;D
M_CAP
Benign
0.052
D
MetaRNN
Uncertain
0.48
T;T;T;T;T;T
MetaSVM
Benign
-0.50
T
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Uncertain
0.65
T
Sift4G
Pathogenic
0.0010
D;D;D;D;D;D
Polyphen
0.38, 1.0
.;.;B;.;D;.
Vest4
0.48
MutPred
0.54
.;.;Loss of MoRF binding (P = 0.0205);.;.;.;
MVP
0.66
MPC
0.98
ClinPred
0.93
D
GERP RS
5.3
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.67
gMVP
0.60

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.060
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: rs763375470; hg19: chr20-36488677; COSMIC: COSV63743440; API