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GeneBe

15-22786677-AGCGGCGGCGGCGGCGGCGGCG-AGCGGCGGCGGCGGCGGCGGCGGCGGCGGCGGCGGCGGCG

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 0P and 1B. BP3

The NM_144599.5(NIPA1):​c.30_47dup​(p.Ala11_Ala16dup) variant causes a inframe insertion change involving the alteration of a non-conserved nucleotide. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Synonymous variant affecting the same amino acid position (i.e. A7A) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0000069 ( 0 hom., cov: 6)

Consequence

NIPA1
NM_144599.5 inframe_insertion

Scores

Not classified

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.48
Variant links:
Genes affected
NIPA1 (HGNC:17043): (NIPA magnesium transporter 1) This gene encodes a magnesium transporter that associates with early endosomes and the cell surface in a variety of neuronal and epithelial cells. This protein may play a role in nervous system development and maintenance. Multiple transcript variants encoding different isoforms have been found for this gene. Mutations in this gene have been associated with autosomal dominant spastic paraplegia 6. [provided by RefSeq, Nov 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

BP3
Nonframeshift variant in repetitive region in NM_144599.5

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NIPA1NM_144599.5 linkuse as main transcriptc.30_47dup p.Ala11_Ala16dup inframe_insertion 1/5 ENST00000337435.9
NIPA1NM_001142275.1 linkuse as main transcriptc.-48+438_-48+455dup intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NIPA1ENST00000337435.9 linkuse as main transcriptc.30_47dup p.Ala11_Ala16dup inframe_insertion 1/51 NM_144599.5 P1Q7RTP0-1
NIPA1ENST00000437912.6 linkuse as main transcriptc.-48+12373_-48+12390dup intron_variant 1 Q7RTP0-2
NIPA1ENST00000561183.5 linkuse as main transcriptc.-48+438_-48+455dup intron_variant 1 Q7RTP0-2
NIPA1ENST00000560069.5 linkuse as main transcriptn.31+438_31+455dup intron_variant, non_coding_transcript_variant 4

Frequencies

GnomAD3 genomes
AF:
0.00000688
AC:
1
AN:
145406
Hom.:
0
Cov.:
6
show subpopulations
Gnomad AFR
AF:
0.0000249
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
Cov.:
3
GnomAD4 genome
AF:
0.00000688
AC:
1
AN:
145406
Hom.:
0
Cov.:
6
AF XY:
0.00
AC XY:
0
AN XY:
70686
show subpopulations
Gnomad4 AFR
AF:
0.0000249
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:
0.00
Gnomad4 OTH
AF:
0.00

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

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: rs531550505; hg19: chr15-23086391; API