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rs781264742

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 0P and 5B. BP4_StrongBP6

The NM_021098.3(CACNA1H):c.2907+10G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000438 in 1,574,538 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 30)
Exomes 𝑓: 0.000046 ( 0 hom. )

Consequence

CACNA1H
NM_021098.3 intron

Scores

2

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:1

Conservation

PhyloP100: -0.954
Variant links:
Genes affected
CACNA1H (HGNC:1395): (calcium voltage-gated channel subunit alpha1 H) This gene encodes a T-type member of the alpha-1 subunit family, a protein in the voltage-dependent calcium channel complex. Calcium channels mediate the influx of calcium ions into the cell upon membrane polarization and consist of a complex of alpha-1, alpha-2/delta, beta, and gamma subunits in a 1:1:1:1 ratio. The alpha-1 subunit has 24 transmembrane segments and forms the pore through which ions pass into the cell. There are multiple isoforms of each of the proteins in the complex, either encoded by different genes or the result of alternative splicing of transcripts. Alternate transcriptional splice variants, encoding different isoforms, have been characterized for the gene described here. Studies suggest certain mutations in this gene lead to childhood absence epilepsy (CAE). [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.87).
BP6
Variant 16-1207128-G-A is Benign according to our data. Variant chr16-1207128-G-A is described in ClinVar as [Conflicting_classifications_of_pathogenicity]. Clinvar id is 446949.We mark this variant Likely_benign, oryginal submissions are: {Likely_benign=1, Uncertain_significance=1}.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CACNA1HNM_021098.3 linkuse as main transcriptc.2907+10G>A intron_variant ENST00000348261.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CACNA1HENST00000348261.11 linkuse as main transcriptc.2907+10G>A intron_variant 1 NM_021098.3 P4O95180-1
ENST00000564700.1 linkuse as main transcript upstream_gene_variant 3

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
151972
Hom.:
0
Cov.:
30
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:
0.0000589
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000210
AC:
4
AN:
190548
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
102248
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000358
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000400
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000247
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000457
AC:
65
AN:
1422566
Hom.:
0
Cov.:
31
AF XY:
0.0000412
AC XY:
29
AN XY:
704282
show subpopulations
Gnomad4 AFR exome
AF:
0.0000613
Gnomad4 AMR exome
AF:
0.0000511
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000532
Gnomad4 SAS exome
AF:
0.0000245
Gnomad4 FIN exome
AF:
0.0000199
Gnomad4 NFE exome
AF:
0.0000504
Gnomad4 OTH exome
AF:
0.0000170
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
151972
Hom.:
0
Cov.:
30
AF XY:
0.0000135
AC XY:
1
AN XY:
74210
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:
0.0000589
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000325
Hom.:
0
Bravo
AF:
0.0000529

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Uncertain:1Benign:1
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAthena DiagnosticsJul 06, 2017- -
Idiopathic generalized epilepsy;C4310756:Hyperaldosteronism, familial, type IV Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeAug 17, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.87
Cadd
Benign
1.2
Dann
Benign
0.67
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1

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: rs781264742; hg19: chr16-1257128; API