chr11-6390705-T-TGGCGCTGGCGCTGGCGCTGGCGCTGGC

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 0P and 0B.

The NM_000543.5(SMPD1):​c.108_109insGCGCTGGCGCTGGCGCTGGCGCTGGCG​(p.Val36_Leu37insAlaLeuAlaLeuAlaLeuAlaLeuAla) 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.

Frequency

Genomes: 𝑓 0.000014 ( 0 hom., cov: 0)
Exomes 𝑓: 0.0000035 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

SMPD1
NM_000543.5 inframe_insertion

Scores

Not classified

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.158
Variant links:
Genes affected
SMPD1 (HGNC:11120): (sphingomyelin phosphodiesterase 1) The protein encoded by this gene is a lysosomal acid sphingomyelinase that converts sphingomyelin to ceramide. The encoded protein also has phospholipase C activity. Defects in this gene are a cause of Niemann-Pick disease type A (NPA) and Niemann-Pick disease type B (NPB). Multiple transcript variants encoding different isoforms have been identified. [provided by RefSeq, Jul 2010]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SMPD1NM_000543.5 linkuse as main transcriptc.108_109insGCGCTGGCGCTGGCGCTGGCGCTGGCG p.Val36_Leu37insAlaLeuAlaLeuAlaLeuAlaLeuAla inframe_insertion 1/6 ENST00000342245.9 NP_000534.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SMPD1ENST00000342245.9 linkuse as main transcriptc.108_109insGCGCTGGCGCTGGCGCTGGCGCTGGCG p.Val36_Leu37insAlaLeuAlaLeuAlaLeuAlaLeuAla inframe_insertion 1/61 NM_000543.5 ENSP00000340409 P3P17405-1

Frequencies

GnomAD3 genomes
AF:
0.0000136
AC:
2
AN:
147228
Hom.:
0
Cov.:
0
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000674
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000200
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
Data not reliable, filtered out with message: AS_VQSR
AF:
0.00000345
AC:
5
AN:
1447758
Hom.:
0
Cov.:
0
AF XY:
0.00000556
AC XY:
4
AN XY:
720014
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000226
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000117
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000181
Gnomad4 OTH exome
AF:
0.0000168
GnomAD4 genome
AF:
0.0000136
AC:
2
AN:
147354
Hom.:
0
Cov.:
0
AF XY:
0.0000139
AC XY:
1
AN XY:
71998
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000673
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000200
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: rs775568984; hg19: chr11-6411935; API