rs185584533

Variant summary

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

The NM_001206927.2(DNAH8):​c.3035-4A>G variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000539 in 1,576,196 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.000053 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000054 ( 0 hom. )

Consequence

DNAH8
NM_001206927.2 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00003691
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -2.43
Variant links:
Genes affected
DNAH8 (HGNC:2952): (dynein axonemal heavy chain 8) The protein encoded by this gene is a heavy chain of an axonemal dynein involved in sperm and respiratory cilia motility. Axonemal dyneins generate force through hydrolysis of ATP and binding to microtubules. [provided by RefSeq, Jan 2012]

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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 (BayesDel_noAF=-0.86).
BP6
Variant 6-38805477-A-G is Benign according to our data. Variant chr6-38805477-A-G is described in ClinVar as [Benign]. Clinvar id is 238642.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population amr. gnomad4_exome allele frequency = 0.0000541 (77/1423838) while in subpopulation AMR AF= 0.00139 (62/44544). AF 95% confidence interval is 0.00111. There are 0 homozygotes in gnomad4_exome. There are 29 alleles in male gnomad4_exome subpopulation. Median coverage is 26. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
DNAH8NM_001206927.2 linkuse as main transcriptc.3035-4A>G splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000327475.11 NP_001193856.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
DNAH8ENST00000327475.11 linkuse as main transcriptc.3035-4A>G splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 5 NM_001206927.2 ENSP00000333363 P2
DNAH8ENST00000359357.7 linkuse as main transcriptc.2384-4A>G splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 2 ENSP00000352312 A2Q96JB1-1
DNAH8ENST00000449981.6 linkuse as main transcriptc.3035-4A>G splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 5 ENSP00000415331

Frequencies

GnomAD3 genomes
AF:
0.0000525
AC:
8
AN:
152240
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000393
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000192
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:
0.000263
AC:
66
AN:
250632
Hom.:
0
AF XY:
0.000207
AC XY:
28
AN XY:
135468
show subpopulations
Gnomad AFR exome
AF:
0.0000616
Gnomad AMR exome
AF:
0.00172
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:
0.000983
GnomAD4 exome
AF:
0.0000541
AC:
77
AN:
1423838
Hom.:
0
Cov.:
26
AF XY:
0.0000408
AC XY:
29
AN XY:
710800
show subpopulations
Gnomad4 AFR exome
AF:
0.000122
Gnomad4 AMR exome
AF:
0.00139
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:
0.00000371
Gnomad4 OTH exome
AF:
0.000118
GnomAD4 genome
AF:
0.0000525
AC:
8
AN:
152358
Hom.:
0
Cov.:
33
AF XY:
0.0000671
AC XY:
5
AN XY:
74504
show subpopulations
Gnomad4 AFR
AF:
0.0000240
Gnomad4 AMR
AF:
0.000392
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000193
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.000151

ClinVar

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

Submissions by phenotype

Primary ciliary dyskinesia Benign:1
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpDec 09, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.86
CADD
Benign
0.047
DANN
Benign
0.36

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000037
dbscSNV1_RF
Benign
0.0020
SpliceAI score (max)
0.18
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: rs185584533; hg19: chr6-38773253; API