rs149319231

Variant summary

Our verdict is Benign. Variant got -8 ACMG points: 2P and 10B. PM2BP4_StrongBP6_ModerateBS1

The NM_015512.5(DNAH1):ā€‹c.7123A>Cā€‹(p.Lys2375Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000149 in 1,613,756 control chromosomes in the GnomAD database, including 1 homozygotes. 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 Likely benign (ā˜…).

Frequency

Genomes: š‘“ 0.00068 ( 0 hom., cov: 32)
Exomes š‘“: 0.000094 ( 1 hom. )

Consequence

DNAH1
NM_015512.5 missense

Scores

2
15

Clinical Significance

Likely benign criteria provided, single submitter B:2

Conservation

PhyloP100: 3.33
Variant links:
Genes affected
DNAH1 (HGNC:2940): (dynein axonemal heavy chain 1) This gene encodes an inner dynein arm heavy chain that provides structural support between the radial spokes and the outer doublet of the sperm tail. Naturally occurring mutations in this gene are associated with primary ciliary dyskinesia and multiple morphological anomalies of the flagella that result in asthenozoospermia and male infertility. Mice with a homozygous knockout of the orthologous gene are viable but have reduced sperm motility and are infertile. [provided by RefSeq, Feb 2017]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -8 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.010748297).
BP6
Variant 3-52375377-A-C is Benign according to our data. Variant chr3-52375377-A-C is described in ClinVar as [Likely_benign]. Clinvar id is 478486.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population afr. gnomad4_exome allele frequency = 0.0000937 (137/1461426) while in subpopulation AFR AF= 0.00317 (106/33476). AF 95% confidence interval is 0.00268. There are 1 homozygotes in gnomad4_exome. There are 65 alleles in male gnomad4_exome subpopulation. Median coverage is 31. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
DNAH1NM_015512.5 linkuse as main transcriptc.7123A>C p.Lys2375Gln missense_variant 45/78 ENST00000420323.7 NP_056327.4 Q9P2D7-4A0A140VJI6
DNAH1XM_017006129.2 linkuse as main transcriptc.7192A>C p.Lys2398Gln missense_variant 47/80 XP_016861618.1
DNAH1XM_017006130.2 linkuse as main transcriptc.7123A>C p.Lys2375Gln missense_variant 46/79 XP_016861619.1 Q9P2D7-4A0A140VJI6
DNAH1XM_017006131.2 linkuse as main transcriptc.7192A>C p.Lys2398Gln missense_variant 47/79 XP_016861620.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
DNAH1ENST00000420323.7 linkuse as main transcriptc.7123A>C p.Lys2375Gln missense_variant 45/781 NM_015512.5 ENSP00000401514.2 Q9P2D7-4
DNAH1ENST00000486752.5 linkuse as main transcriptn.7384A>C non_coding_transcript_exon_variant 45/772

Frequencies

GnomAD3 genomes
AF:
0.000670
AC:
102
AN:
152212
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00236
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.000956
GnomAD3 exomes
AF:
0.000153
AC:
38
AN:
248494
Hom.:
0
AF XY:
0.000126
AC XY:
17
AN XY:
134866
show subpopulations
Gnomad AFR exome
AF:
0.00228
Gnomad AMR exome
AF:
0.0000290
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:
0.0000177
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000937
AC:
137
AN:
1461426
Hom.:
1
Cov.:
31
AF XY:
0.0000894
AC XY:
65
AN XY:
726968
show subpopulations
Gnomad4 AFR exome
AF:
0.00317
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:
0.0000126
Gnomad4 OTH exome
AF:
0.000248
GnomAD4 genome
AF:
0.000683
AC:
104
AN:
152330
Hom.:
0
Cov.:
32
AF XY:
0.000738
AC XY:
55
AN XY:
74480
show subpopulations
Gnomad4 AFR
AF:
0.00241
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.000946
Alfa
AF:
0.000140
Hom.:
0
Bravo
AF:
0.000744
ESP6500AA
AF:
0.00166
AC:
7
ESP6500EA
AF:
0.000118
AC:
1
ExAC
AF:
0.000182
AC:
22
Asia WGS
AF:
0.000577
AC:
2
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Spermatogenic failure 18;C4539798:Ciliary dyskinesia, primary, 37 Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 12, 2024- -
DNAH1-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesJul 26, 2024This 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
AlphaMissense
Benign
0.12
BayesDel_addAF
Benign
-0.48
T
BayesDel_noAF
Benign
-0.47
CADD
Benign
22
DANN
Benign
0.92
Eigen
Benign
-0.052
Eigen_PC
Benign
0.14
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.87
D
M_CAP
Benign
0.0093
T
MetaRNN
Benign
0.011
T
MetaSVM
Benign
-1.0
T
PrimateAI
Benign
0.45
T
PROVEAN
Benign
-0.98
N
REVEL
Benign
0.10
Sift
Benign
0.47
T
Sift4G
Benign
0.56
T
Vest4
0.57
MVP
0.42
MPC
0.16
ClinPred
0.037
T
GERP RS
5.7
gMVP
0.52

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: rs149319231; hg19: chr3-52409393; API