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rs763694414

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_177438.3(DICER1):​c.4207-8C>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 0.00000815 in 1,595,234 control chromosomes in the GnomAD database, with no homozygous occurrence. 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 0.0000066 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000083 ( 0 hom. )

Consequence

DICER1
NM_177438.3 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00003304
2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.298
Variant links:
Genes affected
DICER1 (HGNC:17098): (dicer 1, ribonuclease III) This gene encodes a protein possessing an RNA helicase motif containing a DEXH box in its amino terminus and an RNA motif in the carboxy terminus. The encoded protein functions as a ribonuclease and is required by the RNA interference and small temporal RNA (stRNA) pathways to produce the active small RNA component that represses gene expression. This protein also acts as a strong antiviral agent with activity against RNA viruses, including the Zika and SARS-CoV-2 viruses. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2021]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.8).
BP6
Variant 14-95096721-G-A is Benign according to our data. Variant chr14-95096721-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 507240.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High AC in GnomAdExome4 at 12 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DICER1NM_177438.3 linkuse as main transcriptc.4207-8C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000343455.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DICER1ENST00000343455.8 linkuse as main transcriptc.4207-8C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_177438.3 P1Q9UPY3-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152114
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000143
AC:
3
AN:
209236
Hom.:
0
AF XY:
0.00000882
AC XY:
1
AN XY:
113326
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000672
Gnomad SAS exome
AF:
0.0000728
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000832
AC:
12
AN:
1443120
Hom.:
0
Cov.:
31
AF XY:
0.00000419
AC XY:
3
AN XY:
716570
show subpopulations
Gnomad4 AFR exome
AF:
0.0000306
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000781
Gnomad4 SAS exome
AF:
0.0000238
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000454
Gnomad4 OTH exome
AF:
0.0000168
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152114
Hom.:
0
Cov.:
33
AF XY:
0.0000135
AC XY:
1
AN XY:
74302
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00

ClinVar

Significance: Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxFeb 02, 2017This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -
DICER1-related tumor predisposition Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeDec 08, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.80
CADD
Benign
5.2
DANN
Benign
0.59

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000033
dbscSNV1_RF
Benign
0.0
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: rs763694414; hg19: chr14-95563058; API