rs10848087

Variant summary

Our verdict is Benign. Variant got -15 ACMG points: 0P and 15B. BP4_StrongBP6_ModerateBP7BA1

The NM_004764.5(PIWIL1):​c.1128G>A​(p.Leu376=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.184 in 1,607,994 control chromosomes in the GnomAD database, including 28,114 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.19 ( 2786 hom., cov: 32)
Exomes 𝑓: 0.18 ( 25328 hom. )

Consequence

PIWIL1
NM_004764.5 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.0280
Variant links:
Genes affected
PIWIL1 (HGNC:9007): (piwi like RNA-mediated gene silencing 1) This gene encodes a member of the PIWI subfamily of Argonaute proteins, evolutionarily conserved proteins containing both PAZ and Piwi motifs that play important roles in stem cell self-renewal, RNA silencing, and translational regulation in diverse organisms. The encoded protein may play a role as an intrinsic regulator of the self-renewal capacity of germline and hematopoietic stem cells. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -15 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.74).
BP6
Variant 12-130354620-G-A is Benign according to our data. Variant chr12-130354620-G-A is described in ClinVar as [Benign]. Clinvar id is 3060640.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=0.028 with no splicing effect.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.213 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PIWIL1NM_004764.5 linkuse as main transcriptc.1128G>A p.Leu376= synonymous_variant 10/21 ENST00000245255.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PIWIL1ENST00000245255.7 linkuse as main transcriptc.1128G>A p.Leu376= synonymous_variant 10/211 NM_004764.5 P1Q96J94-1

Frequencies

GnomAD3 genomes
AF:
0.187
AC:
28383
AN:
151968
Hom.:
2771
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.217
Gnomad AMI
AF:
0.0954
Gnomad AMR
AF:
0.138
Gnomad ASJ
AF:
0.258
Gnomad EAS
AF:
0.115
Gnomad SAS
AF:
0.212
Gnomad FIN
AF:
0.151
Gnomad MID
AF:
0.231
Gnomad NFE
AF:
0.185
Gnomad OTH
AF:
0.204
GnomAD3 exomes
AF:
0.173
AC:
42317
AN:
244828
Hom.:
3957
AF XY:
0.178
AC XY:
23534
AN XY:
132460
show subpopulations
Gnomad AFR exome
AF:
0.221
Gnomad AMR exome
AF:
0.0976
Gnomad ASJ exome
AF:
0.260
Gnomad EAS exome
AF:
0.108
Gnomad SAS exome
AF:
0.221
Gnomad FIN exome
AF:
0.147
Gnomad NFE exome
AF:
0.182
Gnomad OTH exome
AF:
0.196
GnomAD4 exome
AF:
0.184
AC:
267733
AN:
1455908
Hom.:
25328
Cov.:
33
AF XY:
0.185
AC XY:
134125
AN XY:
724242
show subpopulations
Gnomad4 AFR exome
AF:
0.227
Gnomad4 AMR exome
AF:
0.105
Gnomad4 ASJ exome
AF:
0.261
Gnomad4 EAS exome
AF:
0.105
Gnomad4 SAS exome
AF:
0.217
Gnomad4 FIN exome
AF:
0.143
Gnomad4 NFE exome
AF:
0.186
Gnomad4 OTH exome
AF:
0.190
GnomAD4 genome
AF:
0.187
AC:
28425
AN:
152086
Hom.:
2786
Cov.:
32
AF XY:
0.184
AC XY:
13703
AN XY:
74340
show subpopulations
Gnomad4 AFR
AF:
0.217
Gnomad4 AMR
AF:
0.138
Gnomad4 ASJ
AF:
0.258
Gnomad4 EAS
AF:
0.115
Gnomad4 SAS
AF:
0.212
Gnomad4 FIN
AF:
0.151
Gnomad4 NFE
AF:
0.185
Gnomad4 OTH
AF:
0.211
Alfa
AF:
0.189
Hom.:
3560
Bravo
AF:
0.187
Asia WGS
AF:
0.216
AC:
750
AN:
3478
EpiCase
AF:
0.183
EpiControl
AF:
0.188

ClinVar

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

Submissions by phenotype

PIWIL1-related disorder Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesOct 21, 2019This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.74
CADD
Benign
5.1
DANN
Benign
0.69

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: rs10848087; hg19: chr12-130839165; COSMIC: COSV55346790; COSMIC: COSV55346790; API