X-107213015-C-A

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_173494.2(DNAAF6):​c.140C>A​(p.Ser47Tyr) 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. 14/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 22)
Exomes 𝑓: 0.0 ( 0 hom. 0 hem. )
Failed GnomAD Quality Control

Consequence

DNAAF6
NM_173494.2 missense

Scores

17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.419
Variant links:
Genes affected
DNAAF6 (HGNC:28570): (dynein axonemal assembly factor 6) Enables dynein intermediate chain binding activity. Involved in flagellated sperm motility; inner dynein arm assembly; and outer dynein arm assembly. Located in trans-Golgi network. Implicated in primary ciliary dyskinesia 36. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.029661328).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
DNAAF6NM_173494.2 linkuse as main transcriptc.140C>A p.Ser47Tyr missense_variant 2/7 ENST00000372453.8 NP_775765.1
DNAAF6NM_001169154.2 linkuse as main transcriptc.140C>A p.Ser47Tyr missense_variant 3/8 NP_001162625.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
DNAAF6ENST00000372453.8 linkuse as main transcriptc.140C>A p.Ser47Tyr missense_variant 2/71 NM_173494.2 ENSP00000361531.3 Q9NQM4
DNAAF6ENST00000336387.4 linkuse as main transcriptc.140C>A p.Ser47Tyr missense_variant 2/75 ENSP00000337757.4 Q9NQM4
DNAAF6ENST00000535523.6 linkuse as main transcriptc.140C>A p.Ser47Tyr missense_variant 3/85 ENSP00000441930.1 Q9NQM4
DNAAF6ENST00000688816.1 linkuse as main transcriptc.140C>A p.Ser47Tyr missense_variant 2/6 ENSP00000508655.1 A0A8I5QJ82

Frequencies

GnomAD3 genomes
Cov.:
22
GnomAD4 exome
Data not reliable, filtered out with message: AC0
AF:
0.00
AC:
0
AN:
1082435
Hom.:
0
Cov.:
29
AF XY:
0.00
AC XY:
0
AN XY:
351375
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
22

ClinVar

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

Submissions by phenotype

not provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpApr 01, 2022In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance. Algorithms developed to predict the effect of missense changes on protein structure and function (SIFT, PolyPhen-2, Align-GVGD) all suggest that this variant is likely to be tolerated. This variant has not been reported in the literature in individuals affected with PIH1D3-related conditions. This variant is not present in population databases (gnomAD no frequency). This sequence change replaces serine, which is neutral and polar, with tyrosine, which is neutral and polar, at codon 47 of the PIH1D3 protein (p.Ser47Tyr). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.078
BayesDel_addAF
Benign
-0.40
T
BayesDel_noAF
Benign
-0.81
CADD
Benign
14
DANN
Benign
0.11
DEOGEN2
Benign
0.026
T;T;T
FATHMM_MKL
Benign
0.10
N
LIST_S2
Benign
0.41
T;.;.
M_CAP
Benign
0.0030
T
MetaRNN
Benign
0.030
T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.55
N;N;N
PrimateAI
Benign
0.32
T
PROVEAN
Benign
-2.1
N;N;N
REVEL
Benign
0.076
Sift
Benign
1.0
T;T;T
Sift4G
Benign
1.0
T;T;T
Polyphen
0.0010
B;B;B
Vest4
0.099
MutPred
0.23
Loss of relative solvent accessibility (P = 0.0404);Loss of relative solvent accessibility (P = 0.0404);Loss of relative solvent accessibility (P = 0.0404);
MVP
0.068
MPC
0.073
ClinPred
0.027
T
GERP RS
0.60
Varity_R
0.075
gMVP
0.069

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.040
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: chrX-106456245; COSMIC: COSV60495351; API