chr14-95090660-C-A

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 3P and 4B. PM2PP2BP4_ModerateBP6_Moderate

The ENST00000541352.5(DICER1):​c.5444G>T​(p.Arg1815Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. 12/15 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R1815Q) has been classified as Likely benign.

Frequency

Genomes: not found (cov: 32)

Consequence

DICER1
ENST00000541352.5 missense

Scores

1
13

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.575
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 Likely_benign. Variant got -1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP2
Missense variant in gene, where missense usually causes diseases (based on misZ statistic), DICER1. . Gene score misZ 4.2261 (greater than the threshold 3.09). Trascript score misZ 5.7475 (greater than threshold 3.09). GenCC has associacion of gene with goiter, multinodular 1, with or without Sertoli-Leydig cell tumors, global developmental delay - lung cysts - overgrowth - Wilms tumor syndrome, DICER1-related tumor predisposition, DICER1 syndrome, pleuropulmonary blastoma.
BP4
Computational evidence support a benign effect (MetaRNN=0.17091182).
BP6
Variant 14-95090660-C-A is Benign according to our data. Variant chr14-95090660-C-A is described in ClinVar as [Likely_benign]. Clinvar id is 1582692.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
DICER1NM_177438.3 linkuse as main transcriptc.5607G>T p.Pro1869= synonymous_variant 27/27 ENST00000343455.8 NP_803187.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
DICER1ENST00000343455.8 linkuse as main transcriptc.5607G>T p.Pro1869= synonymous_variant 27/271 NM_177438.3 ENSP00000343745 P1Q9UPY3-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
Cov.:
32
GnomAD4 genome
Cov.:
32

ClinVar

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

Submissions by phenotype

DICER1-related tumor predisposition Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpNov 19, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.056
T
BayesDel_noAF
Benign
-0.32
CADD
Benign
6.4
DANN
Benign
0.87
Eigen
Benign
-0.59
Eigen_PC
Benign
-0.64
FATHMM_MKL
Benign
0.14
N
LIST_S2
Benign
0.47
T
M_CAP
Benign
0.032
D
MetaRNN
Benign
0.17
T
MetaSVM
Benign
-0.90
T
MutationTaster
Benign
1.0
D;D;D;D;D;N
PROVEAN
Benign
-1.7
N
REVEL
Benign
0.094
Sift
Pathogenic
0.0
D
Vest4
0.11
MutPred
0.65
Loss of MoRF binding (P = 0.0162);
MVP
0.61
ClinPred
0.12
T
GERP RS
-3.1

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr14-95556997; COSMIC: COSV100602305; COSMIC: COSV100602305; API