4-176115913-G-A

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_181265.4(WDR17):​c.241G>A​(p.Asp81Asn) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000659 in 151,854 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)

Consequence

WDR17
NM_181265.4 missense

Scores

8
5
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.49
Variant links:
Genes affected
WDR17 (HGNC:16661): (WD repeat domain 17) This gene encodes a WD repeat-containing protein. It is abundantly expressed in retina and testis, and is thought to be a candidate gene for retinal disease. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Nov 2009]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.968

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
WDR17NM_181265.4 linkuse as main transcriptc.241G>A p.Asp81Asn missense_variant 3/29 ENST00000508596.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
WDR17ENST00000508596.6 linkuse as main transcriptc.241G>A p.Asp81Asn missense_variant 3/291 NM_181265.4 P1Q8IZU2-2
WDR17ENST00000280190.8 linkuse as main transcriptc.313G>A p.Asp105Asn missense_variant 4/311 Q8IZU2-1
WDR17ENST00000507824.6 linkuse as main transcriptc.313G>A p.Asp105Asn missense_variant 3/305
WDR17ENST00000513261.1 linkuse as main transcriptc.196-3954G>A intron_variant, NMD_transcript_variant 3

Frequencies

GnomAD3 genomes
AF:
0.00000659
AC:
1
AN:
151854
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000242
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.:
30
GnomAD4 genome
AF:
0.00000659
AC:
1
AN:
151854
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74140
show subpopulations
Gnomad4 AFR
AF:
0.0000242
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
Bravo
AF:
0.00000378

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsApr 17, 2024The c.313G>A (p.D105N) alteration is located in exon 4 (coding exon 3) of the WDR17 gene. This alteration results from a G to A substitution at nucleotide position 313, causing the aspartic acid (D) at amino acid position 105 to be replaced by an asparagine (N). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.20
BayesDel_addAF
Uncertain
0.11
D
BayesDel_noAF
Uncertain
-0.080
CADD
Pathogenic
30
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.025
.;T;.
Eigen
Pathogenic
1.0
Eigen_PC
Pathogenic
0.97
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.97
D;D;D
M_CAP
Uncertain
0.12
D
MetaRNN
Pathogenic
0.97
D;D;D
MetaSVM
Pathogenic
0.91
D
MutationAssessor
Pathogenic
3.6
.;H;.
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Uncertain
0.66
T
PROVEAN
Benign
-2.4
N;N;N
REVEL
Pathogenic
0.73
Sift
Benign
0.082
T;T;T
Sift4G
Benign
0.11
T;T;T
Polyphen
1.0, 1.0
.;D;D
Vest4
0.87
MutPred
0.88
.;Loss of catalytic residue at D105 (P = 0.1339);Loss of catalytic residue at D105 (P = 0.1339);
MVP
0.98
MPC
0.51
ClinPred
0.99
D
GERP RS
5.5
Varity_R
0.23
gMVP
0.80

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: rs1720863826; hg19: chr4-177037064; COSMIC: COSV54567701; COSMIC: COSV54567701; API