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chr15-73570426-G-A

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_ModerateBP6_ModerateBA1

The NM_012428.4(NPTN):​c.841-3C>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 0.00556 in 1,606,426 control chromosomes in the GnomAD database, including 413 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 Benign (★).

Frequency

Genomes: 𝑓 0.029 ( 246 hom., cov: 32)
Exomes 𝑓: 0.0031 ( 167 hom. )

Consequence

NPTN
NM_012428.4 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.002275
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.51
Variant links:
Genes affected
NPTN (HGNC:17867): (neuroplastin) This gene encodes a type I transmembrane protein belonging to the Ig superfamily. The protein is believed to be involved in cell-cell interactions or cell-substrate interactions. Alternative splicing results in multiple transcript variants. [provided by RefSeq, May 2009]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.41).
BP6
Variant 15-73570426-G-A is Benign according to our data. Variant chr15-73570426-G-A is described in ClinVar as [Benign]. Clinvar id is 779895.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0973 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NPTNNM_012428.4 linkuse as main transcriptc.841-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000345330.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NPTNENST00000345330.9 linkuse as main transcriptc.841-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_012428.4 P4Q9Y639-2

Frequencies

GnomAD3 genomes
AF:
0.0289
AC:
4394
AN:
152152
Hom.:
246
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0999
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00989
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00949
Gnomad NFE
AF:
0.000676
Gnomad OTH
AF:
0.0258
GnomAD3 exomes
AF:
0.00794
AC:
1940
AN:
244362
Hom.:
83
AF XY:
0.00591
AC XY:
783
AN XY:
132540
show subpopulations
Gnomad AFR exome
AF:
0.105
Gnomad AMR exome
AF:
0.00551
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000298
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000488
Gnomad OTH exome
AF:
0.00369
GnomAD4 exome
AF:
0.00312
AC:
4533
AN:
1454156
Hom.:
167
Cov.:
31
AF XY:
0.00279
AC XY:
2014
AN XY:
722608
show subpopulations
Gnomad4 AFR exome
AF:
0.101
Gnomad4 AMR exome
AF:
0.00623
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000186
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000468
Gnomad4 OTH exome
AF:
0.00597
GnomAD4 genome
AF:
0.0289
AC:
4401
AN:
152270
Hom.:
246
Cov.:
32
AF XY:
0.0279
AC XY:
2076
AN XY:
74454
show subpopulations
Gnomad4 AFR
AF:
0.0998
Gnomad4 AMR
AF:
0.00981
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000676
Gnomad4 OTH
AF:
0.0255
Alfa
AF:
0.0147
Hom.:
53
Bravo
AF:
0.0326
Asia WGS
AF:
0.00318
AC:
11
AN:
3478
EpiCase
AF:
0.000545
EpiControl
AF:
0.000893

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 testingInvitaeJun 29, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.41
CADD
Benign
11
DANN
Benign
0.53
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.0023
dbscSNV1_RF
Benign
0.026
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: rs75660208; hg19: chr15-73862767; API