chr15-41278763-C-T

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_007236.5(CHP1):​c.412-4C>T variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00419 in 1,614,038 control chromosomes in the GnomAD database, including 20 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0029 ( 1 hom., cov: 32)
Exomes 𝑓: 0.0043 ( 19 hom. )

Consequence

CHP1
NM_007236.5 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00005050
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.110
Variant links:
Genes affected
CHP1 (HGNC:17433): (calcineurin like EF-hand protein 1) This gene encodes a phosphoprotein that binds to the Na+/H+ exchanger NHE1. This protein serves as an essential cofactor which supports the physiological activity of NHE family members and may play a role in the mitogenic regulation of NHE1. The protein shares similarity with calcineurin B and calmodulin and it is also known to be an endogenous inhibitor of calcineurin activity. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.71).
BP6
Variant 15-41278763-C-T is Benign according to our data. Variant chr15-41278763-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2645189.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAdExome4 at 19 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CHP1NM_007236.5 linkuse as main transcriptc.412-4C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000334660.10
CHP1XM_047432124.1 linkuse as main transcriptc.163-4C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant
CHP1XM_047432125.1 linkuse as main transcriptc.163-4C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CHP1ENST00000334660.10 linkuse as main transcriptc.412-4C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_007236.5 P1

Frequencies

GnomAD3 genomes
AF:
0.00291
AC:
443
AN:
152156
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000845
Gnomad AMI
AF:
0.00987
Gnomad AMR
AF:
0.00236
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000192
Gnomad SAS
AF:
0.00290
Gnomad FIN
AF:
0.000471
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.00501
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.00291
AC:
732
AN:
251328
Hom.:
4
AF XY:
0.00303
AC XY:
411
AN XY:
135830
show subpopulations
Gnomad AFR exome
AF:
0.000431
Gnomad AMR exome
AF:
0.00174
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00216
Gnomad FIN exome
AF:
0.000554
Gnomad NFE exome
AF:
0.00500
Gnomad OTH exome
AF:
0.00310
GnomAD4 exome
AF:
0.00432
AC:
6317
AN:
1461764
Hom.:
19
Cov.:
32
AF XY:
0.00433
AC XY:
3146
AN XY:
727184
show subpopulations
Gnomad4 AFR exome
AF:
0.000448
Gnomad4 AMR exome
AF:
0.00165
Gnomad4 ASJ exome
AF:
0.0000765
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00248
Gnomad4 FIN exome
AF:
0.000786
Gnomad4 NFE exome
AF:
0.00516
Gnomad4 OTH exome
AF:
0.00358
GnomAD4 genome
AF:
0.00291
AC:
443
AN:
152274
Hom.:
1
Cov.:
32
AF XY:
0.00273
AC XY:
203
AN XY:
74448
show subpopulations
Gnomad4 AFR
AF:
0.000842
Gnomad4 AMR
AF:
0.00235
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000193
Gnomad4 SAS
AF:
0.00290
Gnomad4 FIN
AF:
0.000471
Gnomad4 NFE
AF:
0.00501
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.00387
Hom.:
0
Bravo
AF:
0.00295
Asia WGS
AF:
0.00231
AC:
8
AN:
3478
EpiCase
AF:
0.00540
EpiControl
AF:
0.00605

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenOct 01, 2023CHP1: BP4, BS2 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.71
CADD
Benign
0.94
DANN
Benign
0.60

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000050
dbscSNV1_RF
Benign
0.010
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: rs200745775; hg19: chr15-41570961; API