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GeneBe

rs144018942

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_178452.6(DNAAF1):c.546C>A(p.Asn182Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000805 in 1,614,010 control chromosomes in the GnomAD database, with no homozygous occurrence. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another nucleotide change resulting in same amino acid change has been previously reported as Likely benignin ClinVar.

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000075 ( 0 hom. )

Consequence

DNAAF1
NM_178452.6 missense

Scores

2
9
8

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.98
Variant links:
Genes affected
DNAAF1 (HGNC:30539): (dynein axonemal assembly factor 1) The protein encoded by this gene is cilium-specific and is required for the stability of the ciliary architecture. It is involved in the regulation of microtubule-based cilia and actin-based brush border microvilli. Mutations in this gene are associated with primary ciliary dyskinesia-13. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jan 2016]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DNAAF1NM_178452.6 linkuse as main transcriptc.546C>A p.Asn182Lys missense_variant 4/12 ENST00000378553.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DNAAF1ENST00000378553.10 linkuse as main transcriptc.546C>A p.Asn182Lys missense_variant 4/121 NM_178452.6 P1Q8NEP3-1
DNAAF1ENST00000567918.5 linkuse as main transcriptc.546C>A p.Asn182Lys missense_variant, NMD_transcript_variant 4/71
DNAAF1ENST00000570298.5 linkuse as main transcriptn.700C>A non_coding_transcript_exon_variant 4/112
DNAAF1ENST00000563093.5 linkuse as main transcriptc.546C>A p.Asn182Lys missense_variant, NMD_transcript_variant 4/112 Q8NEP3-3

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152180
Hom.:
0
Cov.:
32
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:
0.000385
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
GnomAD3 exomes
AF:
0.0000199
AC:
5
AN:
251476
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135910
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000272
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:
0.00000752
AC:
11
AN:
1461830
Hom.:
0
Cov.:
32
AF XY:
0.00000963
AC XY:
7
AN XY:
727222
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000277
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
AF:
0.0000131
AC:
2
AN:
152180
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74354
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000385
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000151
ExAC
AF:
0.00000824
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.91
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.40
Cadd
Benign
23
Dann
Uncertain
1.0
DEOGEN2
Benign
0.021
T
Eigen
Uncertain
0.45
Eigen_PC
Uncertain
0.45
FATHMM_MKL
Uncertain
0.92
D
LIST_S2
Uncertain
0.94
D
M_CAP
Benign
0.024
T
MetaRNN
Uncertain
0.69
D
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
2.0
M
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.73
T
PROVEAN
Pathogenic
-5.8
D
REVEL
Benign
0.19
Sift
Uncertain
0.016
D
Sift4G
Uncertain
0.0060
D
Polyphen
0.99
D
Vest4
0.91
MutPred
0.51
Gain of ubiquitination at N182 (P = 0.0289);
MVP
0.42
MPC
0.11
ClinPred
0.88
D
GERP RS
3.8
Varity_R
0.78
gMVP
0.69

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: rs144018942; hg19: chr16-84188375; API