7-729707-C-T

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Variant summary

Our verdict is Pathogenic. Variant got 10 ACMG points: 10P and 0B. PVS1PM2

The NM_017802.4(DNAAF5):​c.640C>T​(p.Gln214Ter) variant causes a stop gained change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,768 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Variant results in nonsense mediated mRNA decay.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

DNAAF5
NM_017802.4 stop_gained

Scores

4
2
1

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 3.30
Variant links:
Genes affected
DNAAF5 (HGNC:26013): (dynein axonemal assembly factor 5) The protein encoded by this gene is essential for the preassembly or stability of axonemal dynein arms, and is found only in organisms with motile cilia and flagella. Mutations in this gene are associated with primary ciliary dyskinesia-18, a disorder characterized by abnormalities of motile cilia. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Feb 2013]

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ACMG classification

Classification made for transcript

Verdict is Pathogenic. Variant got 10 ACMG points.

PVS1
Loss of function variant, product undergoes nonsense mediated mRNA decay. LoF is a known mechanism of disease.
PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DNAAF5NM_017802.4 linkuse as main transcriptc.640C>T p.Gln214Ter stop_gained 2/13 ENST00000297440.11
DNAAF5XM_024446813.2 linkuse as main transcriptc.640C>T p.Gln214Ter stop_gained 2/12
DNAAF5NR_075098.2 linkuse as main transcriptn.618-18C>T intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DNAAF5ENST00000297440.11 linkuse as main transcriptc.640C>T p.Gln214Ter stop_gained 2/131 NM_017802.4 P1Q86Y56-1
DNAAF5ENST00000437419.5 linkuse as main transcriptc.97+2392C>T intron_variant 5
DNAAF5ENST00000440747.5 linkuse as main transcriptc.62-18C>T intron_variant 2
DNAAF5ENST00000438961.1 linkuse as main transcriptn.109C>T non_coding_transcript_exon_variant 2/54

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000399
AC:
1
AN:
250846
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135790
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461768
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727196
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
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.:
32
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Pathogenic
0.57
D
BayesDel_noAF
Pathogenic
0.55
CADD
Pathogenic
40
DANN
Uncertain
1.0
Eigen
Pathogenic
0.86
Eigen_PC
Pathogenic
0.72
FATHMM_MKL
Uncertain
0.84
D
MutationTaster
Benign
1.0
A;A
Vest4
0.35
GERP RS
5.1

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.19
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: rs149980915; hg19: chr7-769344; API