16-70829792-C-T

Variant summary

Our verdict is Benign. Variant got -9 ACMG points: 2P and 11B. PM2BP4_StrongBP6_ModerateBP7BS1

The NM_001270974.2(HYDIN):​c.13938G>A​(p.Thr4646=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000102 in 1,614,022 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 0.00011 ( 0 hom., cov: 30)
Exomes 𝑓: 0.00010 ( 0 hom. )

Consequence

HYDIN
NM_001270974.2 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.976
Variant links:
Genes affected
HYDIN (HGNC:19368): (HYDIN axonemal central pair apparatus protein) This gene encodes a protein that may be involved in cilia motility. Mutations in this gene cause of autosomal recessive primary ciliary dyskinesia-5, a disorder characterized by the accumulation of cerebrospinal fluid within the ventricles of the brain. A duplicate copy of this gene has been found in humans on chromosome 1. [provided by RefSeq, Jan 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -9 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.84).
BP6
Variant 16-70829792-C-T is Benign according to our data. Variant chr16-70829792-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2646693.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.976 with no splicing effect.
BS1
Variant frequency is greater than expected in population mid. gnomad4_exome allele frequency = 0.000102 (149/1461654) while in subpopulation MID AF= 0.00156 (9/5760). AF 95% confidence interval is 0.000815. There are 0 homozygotes in gnomad4_exome. There are 80 alleles in male gnomad4_exome subpopulation. Median coverage is 34. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
HYDINNM_001270974.2 linkuse as main transcriptc.13938G>A p.Thr4646= synonymous_variant 81/86 ENST00000393567.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
HYDINENST00000393567.7 linkuse as main transcriptc.13938G>A p.Thr4646= synonymous_variant 81/865 NM_001270974.2 P1Q4G0P3-1
HYDINENST00000378856.8 linkuse as main transcriptc.*2694G>A 3_prime_UTR_variant, NMD_transcript_variant 16/221

Frequencies

GnomAD3 genomes
AF:
0.000105
AC:
16
AN:
152250
Hom.:
0
Cov.:
30
show subpopulations
Gnomad AFR
AF:
0.0000965
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000147
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000931
AC:
6
AN:
64450
Hom.:
0
AF XY:
0.0000623
AC XY:
2
AN XY:
32108
show subpopulations
Gnomad AFR exome
AF:
0.000174
Gnomad AMR exome
AF:
0.0000915
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:
0.000120
Gnomad OTH exome
AF:
0.000486
GnomAD4 exome
AF:
0.000102
AC:
149
AN:
1461654
Hom.:
0
Cov.:
34
AF XY:
0.000110
AC XY:
80
AN XY:
727130
show subpopulations
Gnomad4 AFR exome
AF:
0.0000598
Gnomad4 AMR exome
AF:
0.0000895
Gnomad4 ASJ exome
AF:
0.0000765
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000348
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000103
Gnomad4 OTH exome
AF:
0.000232
GnomAD4 genome
AF:
0.000105
AC:
16
AN:
152368
Hom.:
0
Cov.:
30
AF XY:
0.0000940
AC XY:
7
AN XY:
74500
show subpopulations
Gnomad4 AFR
AF:
0.0000962
Gnomad4 AMR
AF:
0.0000653
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000147
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.0000743
Hom.:
0

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenFeb 01, 2023HYDIN: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.84
CADD
Benign
0.19
DANN
Benign
0.53

Splicing

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: rs558557160; hg19: chr16-70863695; API