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GeneBe

6-106512945-G-A

Variant summary

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

The NM_001371242.2(CRYBG1):c.1828G>A(p.Ala610Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000143 in 1,610,320 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000014 ( 0 hom. )

Consequence

CRYBG1
NM_001371242.2 missense

Scores

1
13

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.950
Variant links:
Genes affected
CRYBG1 (HGNC:356): (crystallin beta-gamma domain containing 1) Predicted to enable carbohydrate binding activity. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

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=0.03619182).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CRYBG1NM_001371242.2 linkuse as main transcriptc.1828G>A p.Ala610Thr missense_variant 3/22 ENST00000633556.3
CRYBG1NM_001624.4 linkuse as main transcriptc.604G>A p.Ala202Thr missense_variant 1/20
CRYBG1XM_047418270.1 linkuse as main transcriptc.1906G>A p.Ala636Thr missense_variant 4/23

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CRYBG1ENST00000633556.3 linkuse as main transcriptc.1828G>A p.Ala610Thr missense_variant 3/225 NM_001371242.2 P1
CRYBG1ENST00000651520.1 linkuse as main transcriptc.1669G>A p.Ala557Thr missense_variant 2/2

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152266
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:
0.00000836
AC:
2
AN:
239144
Hom.:
0
AF XY:
0.00000765
AC XY:
1
AN XY:
130770
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:
0.0000335
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000931
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000144
AC:
21
AN:
1458054
Hom.:
0
Cov.:
36
AF XY:
0.0000207
AC XY:
15
AN XY:
725102
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:
0.0000117
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152266
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74382
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:
0.0000712
Hom.:
0
Bravo
AF:
0.00000756
ExAC
AF:
0.00000825
AC:
1

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 GeneticsAug 10, 2023The c.604G>A (p.A202T) alteration is located in exon 1 (coding exon 1) of the AIM1 gene. This alteration results from a G to A substitution at nucleotide position 604, causing the alanine (A) at amino acid position 202 to be replaced by a threonine (T). 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
0.077
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.60
Cadd
Benign
3.9
Dann
Benign
0.96
Eigen
Benign
-1.5
Eigen_PC
Benign
-1.6
FATHMM_MKL
Benign
0.041
N
LIST_S2
Benign
0.62
T;T
M_CAP
Benign
0.014
T
MetaRNN
Benign
0.036
T;T
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
1.0
N
PrimateAI
Uncertain
0.53
T
Sift4G
Benign
0.49
T;T
Polyphen
0.020
.;B
Vest4
0.081
MutPred
0.22
.;Gain of glycosylation at A202 (P = 0.0175);
MVP
0.33
MPC
0.086
ClinPred
0.045
T
GERP RS
-6.7
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.0
Varity_R
0.027
gMVP
0.11

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: rs766309134; hg19: chr6-106960820; API