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GeneBe

14-73654894-A-G

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 2P and 12B. PM2BP4_StrongBP6_Very_Strong

The NM_031427.4(DNAL1):c.42+9A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000843 in 1,542,926 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.000099 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000083 ( 0 hom. )

Consequence

DNAL1
NM_031427.4 intron

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.334
Variant links:
Genes affected
DNAL1 (HGNC:23247): (dynein axonemal light chain 1) This gene encodes an axonemal dynein light chain which functions as a component of the outer dynein arms complex. This complex acts as the molecular motor that provides the force to move cilia in an ATP-dependent manner. The encoded protein is expressed in tissues with motile cilia or flagella and may be involved in the movement of sperm flagella. Alternate splicing results in multiple transcript variants.[provided by RefSeq, Jan 2011]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.83).
BP6
Variant 14-73654894-A-G is Benign according to our data. Variant chr14-73654894-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 314015.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DNAL1NM_031427.4 linkuse as main transcriptc.42+9A>G intron_variant ENST00000553645.7
DNAL1NM_001201366.2 linkuse as main transcriptc.-76+9A>G intron_variant
DNAL1XM_017021679.3 linkuse as main transcriptc.-76+9A>G intron_variant
DNAL1XM_024449715.2 linkuse as main transcriptc.-76+9A>G intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DNAL1ENST00000553645.7 linkuse as main transcriptc.42+9A>G intron_variant 1 NM_031427.4 P1Q4LDG9-1

Frequencies

GnomAD3 genomes
AF:
0.0000988
AC:
15
AN:
151752
Hom.:
0
Cov.:
31
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:
0.00251
Gnomad SAS
AF:
0.000414
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000358
AC:
54
AN:
150910
Hom.:
0
AF XY:
0.000378
AC XY:
30
AN XY:
79376
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00399
Gnomad SAS exome
AF:
0.000539
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000233
GnomAD4 exome
AF:
0.0000827
AC:
115
AN:
1391062
Hom.:
0
Cov.:
33
AF XY:
0.0000890
AC XY:
61
AN XY:
685620
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00221
Gnomad4 SAS exome
AF:
0.000339
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.29e-7
Gnomad4 OTH exome
AF:
0.000156
GnomAD4 genome
AF:
0.0000988
AC:
15
AN:
151864
Hom.:
0
Cov.:
31
AF XY:
0.0000943
AC XY:
7
AN XY:
74206
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00251
Gnomad4 SAS
AF:
0.000414
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.000242
Asia WGS
AF:
0.000577
AC:
2
AN:
3478

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Primary ciliary dyskinesia 16 Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeNov 07, 2023- -
DNAL1-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesFeb 09, 2022This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.83
Cadd
Benign
7.0
Dann
Benign
0.58

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.060
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: rs751332640; hg19: chr14-74121597; API