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GeneBe

18-72542086-C-A

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_ModerateBP6_ModerateBP7BA1

The NM_182511.4(CBLN2):​c.75G>T​(p.Pro25=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.879 in 1,532,654 control chromosomes in the GnomAD database, including 613,643 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.72 ( 45241 hom., cov: 32)
Exomes 𝑓: 0.90 ( 568402 hom. )

Consequence

CBLN2
NM_182511.4 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.984
Variant links:
Genes affected
CBLN2 (HGNC:1544): (cerebellin 2 precursor) Predicted to be involved in maintenance of synapse structure and spontaneous synaptic transmission. Predicted to act upstream of or within positive regulation of synapse assembly. Predicted to be located in extracellular space. Predicted to be active in glutamatergic synapse. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.35).
BP6
Variant 18-72542086-C-A is Benign according to our data. Variant chr18-72542086-C-A is described in ClinVar as [Benign]. Clinvar id is 1250060.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.984 with no splicing effect.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.931 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CBLN2NM_182511.4 linkuse as main transcriptc.75G>T p.Pro25= synonymous_variant 3/5 ENST00000269503.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CBLN2ENST00000269503.9 linkuse as main transcriptc.75G>T p.Pro25= synonymous_variant 3/51 NM_182511.4 P1

Frequencies

GnomAD3 genomes
AF:
0.716
AC:
108509
AN:
151596
Hom.:
45233
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.283
Gnomad AMI
AF:
0.925
Gnomad AMR
AF:
0.834
Gnomad ASJ
AF:
0.920
Gnomad EAS
AF:
0.377
Gnomad SAS
AF:
0.697
Gnomad FIN
AF:
0.891
Gnomad MID
AF:
0.806
Gnomad NFE
AF:
0.937
Gnomad OTH
AF:
0.758
GnomAD3 exomes
AF:
0.853
AC:
134572
AN:
157814
Hom.:
59436
AF XY:
0.855
AC XY:
76896
AN XY:
89988
show subpopulations
Gnomad AFR exome
AF:
0.314
Gnomad AMR exome
AF:
0.901
Gnomad ASJ exome
AF:
0.923
Gnomad EAS exome
AF:
0.412
Gnomad SAS exome
AF:
0.748
Gnomad FIN exome
AF:
0.906
Gnomad NFE exome
AF:
0.941
Gnomad OTH exome
AF:
0.888
GnomAD4 exome
AF:
0.897
AC:
1238976
AN:
1380948
Hom.:
568402
Cov.:
48
AF XY:
0.895
AC XY:
613236
AN XY:
685300
show subpopulations
Gnomad4 AFR exome
AF:
0.254
Gnomad4 AMR exome
AF:
0.891
Gnomad4 ASJ exome
AF:
0.922
Gnomad4 EAS exome
AF:
0.413
Gnomad4 SAS exome
AF:
0.741
Gnomad4 FIN exome
AF:
0.898
Gnomad4 NFE exome
AF:
0.942
Gnomad4 OTH exome
AF:
0.848
GnomAD4 genome
AF:
0.715
AC:
108535
AN:
151706
Hom.:
45241
Cov.:
32
AF XY:
0.713
AC XY:
52838
AN XY:
74120
show subpopulations
Gnomad4 AFR
AF:
0.283
Gnomad4 AMR
AF:
0.834
Gnomad4 ASJ
AF:
0.920
Gnomad4 EAS
AF:
0.377
Gnomad4 SAS
AF:
0.698
Gnomad4 FIN
AF:
0.891
Gnomad4 NFE
AF:
0.937
Gnomad4 OTH
AF:
0.757
Alfa
AF:
0.840
Hom.:
9697
Bravo
AF:
0.692
Asia WGS
AF:
0.552
AC:
1913
AN:
3464

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxSep 04, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.35
CADD
Benign
6.4
DANN
Benign
0.90

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: rs7237888; hg19: chr18-70209321; COSMIC: COSV54052416; COSMIC: COSV54052416; API