rs27654

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_001750.7(CAST):​c.1761+24G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.339 in 1,611,976 control chromosomes in the GnomAD database, including 96,538 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.36 ( 10341 hom., cov: 31)
Exomes 𝑓: 0.34 ( 86197 hom. )

Consequence

CAST
NM_001750.7 intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.278
Variant links:
Genes affected
CAST (HGNC:1515): (calpastatin) The protein encoded by this gene is an endogenous calpain (calcium-dependent cysteine protease) inhibitor. It consists of an N-terminal domain L and four repetitive calpain-inhibition domains (domains 1-4), and it is involved in the proteolysis of amyloid precursor protein. The calpain/calpastatin system is involved in numerous membrane fusion events, such as neural vesicle exocytosis and platelet and red-cell aggregation. The encoded protein is also thought to affect the expression levels of genes encoding structural or regulatory proteins. Alternatively spliced transcript variants encoding different isoforms have been described. [provided by RefSeq, Jun 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.81).
BP6
Variant 5-96757518-G-A is Benign according to our data. Variant chr5-96757518-G-A is described in ClinVar as [Benign]. Clinvar id is 1239061.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.496 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CASTNM_001750.7 linkuse as main transcriptc.1761+24G>A intron_variant ENST00000675179.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CASTENST00000675179.1 linkuse as main transcriptc.1761+24G>A intron_variant NM_001750.7 A2P20810-6

Frequencies

GnomAD3 genomes
AF:
0.361
AC:
54834
AN:
151788
Hom.:
10316
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.396
Gnomad AMI
AF:
0.221
Gnomad AMR
AF:
0.450
Gnomad ASJ
AF:
0.296
Gnomad EAS
AF:
0.512
Gnomad SAS
AF:
0.357
Gnomad FIN
AF:
0.359
Gnomad MID
AF:
0.278
Gnomad NFE
AF:
0.316
Gnomad OTH
AF:
0.342
GnomAD3 exomes
AF:
0.378
AC:
94958
AN:
251262
Hom.:
19112
AF XY:
0.368
AC XY:
49998
AN XY:
135784
show subpopulations
Gnomad AFR exome
AF:
0.399
Gnomad AMR exome
AF:
0.561
Gnomad ASJ exome
AF:
0.287
Gnomad EAS exome
AF:
0.477
Gnomad SAS exome
AF:
0.355
Gnomad FIN exome
AF:
0.363
Gnomad NFE exome
AF:
0.322
Gnomad OTH exome
AF:
0.351
GnomAD4 exome
AF:
0.337
AC:
491527
AN:
1460070
Hom.:
86197
Cov.:
34
AF XY:
0.336
AC XY:
244286
AN XY:
726478
show subpopulations
Gnomad4 AFR exome
AF:
0.400
Gnomad4 AMR exome
AF:
0.551
Gnomad4 ASJ exome
AF:
0.289
Gnomad4 EAS exome
AF:
0.563
Gnomad4 SAS exome
AF:
0.347
Gnomad4 FIN exome
AF:
0.370
Gnomad4 NFE exome
AF:
0.317
Gnomad4 OTH exome
AF:
0.336
GnomAD4 genome
AF:
0.361
AC:
54906
AN:
151906
Hom.:
10341
Cov.:
31
AF XY:
0.366
AC XY:
27163
AN XY:
74234
show subpopulations
Gnomad4 AFR
AF:
0.397
Gnomad4 AMR
AF:
0.450
Gnomad4 ASJ
AF:
0.296
Gnomad4 EAS
AF:
0.512
Gnomad4 SAS
AF:
0.354
Gnomad4 FIN
AF:
0.359
Gnomad4 NFE
AF:
0.316
Gnomad4 OTH
AF:
0.344
Alfa
AF:
0.325
Hom.:
14567
Bravo
AF:
0.369
Asia WGS
AF:
0.451
AC:
1568
AN:
3478

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 testingGeneDxNov 10, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.81
CADD
Benign
7.4
DANN
Benign
0.57

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: rs27654; hg19: chr5-96093222; COSMIC: COSV57087718; COSMIC: COSV57087718; API