rs886128077

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_StrongBP6_Very_StrongBP7

The NM_001367721.1(CASK):​c.846C>T​(p.Tyr282=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000011 in 1,177,718 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 1 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 0.000027 ( 0 hom., 1 hem., cov: 22)
Exomes 𝑓: 0.0000094 ( 0 hom. 0 hem. )

Consequence

CASK
NM_001367721.1 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 1.89
Variant links:
Genes affected
CASK (HGNC:1497): (calcium/calmodulin dependent serine protein kinase) This gene encodes a calcium/calmodulin-dependent serine protein kinase. The encoded protein is a MAGUK (membrane-associated guanylate kinase) protein family member. These proteins are scaffold proteins and the encoded protein is located at synapses in the brain. Mutations in this gene are associated with FG syndrome 4, intellectual disability and microcephaly with pontine and cerebellar hypoplasia, and a form of X-linked intellectual disability. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2017]

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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=-0.49).
BP6
Variant X-41636647-G-A is Benign according to our data. Variant chrX-41636647-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 1196571.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=1.89 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CASKNM_001367721.1 linkuse as main transcriptc.846C>T p.Tyr282= synonymous_variant 9/27 ENST00000378163.7
LOC124905180XR_007068219.1 linkuse as main transcriptn.335-10885G>A intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CASKENST00000378163.7 linkuse as main transcriptc.846C>T p.Tyr282= synonymous_variant 9/275 NM_001367721.1 A1O14936-1

Frequencies

GnomAD3 genomes
AF:
0.0000268
AC:
3
AN:
111742
Hom.:
0
Cov.:
22
AF XY:
0.0000294
AC XY:
1
AN XY:
33958
show subpopulations
Gnomad AFR
AF:
0.0000650
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:
0.0000188
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000546
AC:
1
AN:
183305
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
67779
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:
0.0000122
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000938
AC:
10
AN:
1065976
Hom.:
0
Cov.:
25
AF XY:
0.00
AC XY:
0
AN XY:
335178
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000284
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000187
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000738
Gnomad4 OTH exome
AF:
0.0000444
GnomAD4 genome
AF:
0.0000268
AC:
3
AN:
111742
Hom.:
0
Cov.:
22
AF XY:
0.0000294
AC XY:
1
AN XY:
33958
show subpopulations
Gnomad4 AFR
AF:
0.0000650
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:
0.0000188
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000189
EpiCase
AF:
0.0000546
EpiControl
AF:
0.00

ClinVar

Significance: Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxSep 18, 2020- -
Intellectual disability, CASK-related, X-linked Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeJan 08, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.49
CADD
Benign
5.1
DANN
Benign
0.82

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: rs886128077; hg19: chrX-41495900; COSMIC: COSV59376634; API