chrX-155277930-G-A

Variant summary

Our verdict is Benign. Variant got -11 ACMG points: 0P and 11B. BP4_StrongBP6_ModerateBP7BS2

The NM_001289.6(CLIC2):​c.717C>T​(p.Tyr239=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000144 in 1,207,763 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 53 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00017 ( 0 hom., 4 hem., cov: 23)
Exomes 𝑓: 0.00014 ( 0 hom. 49 hem. )

Consequence

CLIC2
NM_001289.6 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.0690
Variant links:
Genes affected
CLIC2 (HGNC:2063): (chloride intracellular channel 2) This gene encodes a chloride intracellular channel protein. Chloride channels are a diverse group of proteins that regulate fundamental cellular processes including stabilization of cell membrane potential, transepithelial transport, maintenance of intracellular pH, and regulation of cell volume. This protein plays a role in inhibiting the function of ryanodine receptor 2. A mutation in this gene is the cause of an X-linked form of cognitive disability. [provided by RefSeq, Jul 2017]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -11 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.83).
BP6
Variant X-155277930-G-A is Benign according to our data. Variant chrX-155277930-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 434773.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.069 with no splicing effect.
BS2
High Hemizygotes in GnomAd4 at 4 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CLIC2NM_001289.6 linkuse as main transcriptc.717C>T p.Tyr239= synonymous_variant 6/6 ENST00000369449.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CLIC2ENST00000369449.7 linkuse as main transcriptc.717C>T p.Tyr239= synonymous_variant 6/61 NM_001289.6 P1
CLIC2ENST00000465553.5 linkuse as main transcript downstream_gene_variant 3

Frequencies

GnomAD3 genomes
AF:
0.000170
AC:
19
AN:
111685
Hom.:
0
Cov.:
23
AF XY:
0.000118
AC XY:
4
AN XY:
33873
show subpopulations
Gnomad AFR
AF:
0.000292
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:
0.000188
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000115
AC:
21
AN:
183157
Hom.:
0
AF XY:
0.000133
AC XY:
9
AN XY:
67643
show subpopulations
Gnomad AFR exome
AF:
0.000304
Gnomad AMR exome
AF:
0.0000365
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000525
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000171
Gnomad OTH exome
AF:
0.000222
GnomAD4 exome
AF:
0.000141
AC:
155
AN:
1096025
Hom.:
0
Cov.:
30
AF XY:
0.000136
AC XY:
49
AN XY:
361469
show subpopulations
Gnomad4 AFR exome
AF:
0.000304
Gnomad4 AMR exome
AF:
0.0000284
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000663
Gnomad4 SAS exome
AF:
0.0000185
Gnomad4 FIN exome
AF:
0.0000247
Gnomad4 NFE exome
AF:
0.000167
Gnomad4 OTH exome
AF:
0.0000217
GnomAD4 genome
AF:
0.000170
AC:
19
AN:
111738
Hom.:
0
Cov.:
23
AF XY:
0.000118
AC XY:
4
AN XY:
33936
show subpopulations
Gnomad4 AFR
AF:
0.000292
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:
0.000188
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000427
Hom.:
2
Bravo
AF:
0.000144
EpiCase
AF:
0.000164
EpiControl
AF:
0.000237

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoAug 18, 2015- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.83
CADD
Benign
0.30
DANN
Benign
0.23

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: rs367873692; hg19: chrX-154507219; API