chr11-68032117-C-T

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2

The NM_002496.4(NDUFS8):​c.1-35C>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0204 in 1,611,674 control chromosomes in the GnomAD database, including 432 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.017 ( 33 hom., cov: 33)
Exomes 𝑓: 0.021 ( 399 hom. )

Consequence

NDUFS8
NM_002496.4 intron

Scores

2

Clinical Significance

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

Conservation

PhyloP100: 1.65
Variant links:
Genes affected
NDUFS8 (HGNC:7715): (NADH:ubiquinone oxidoreductase core subunit S8) This gene encodes a subunit of mitochondrial NADH:ubiquinone oxidoreductase, or Complex I, a multimeric enzyme of the respiratory chain responsible for NADH oxidation, ubiquinone reduction, and the ejection of protons from mitochondria. The encoded protein is involved in the binding of two of the six to eight iron-sulfur clusters of Complex I and, as such, is required in the electron transfer process. Mutations in this gene have been associated with Leigh syndrome. [provided by RefSeq, Mar 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.86).
BP6
Variant 11-68032117-C-T is Benign according to our data. Variant chr11-68032117-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 1212911.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population nfe. gnomad4 allele frequency = 0.0167 (2538/152330) while in subpopulation NFE AF= 0.0249 (1694/68016). AF 95% confidence interval is 0.0239. There are 33 homozygotes in gnomad4. There are 1204 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 33 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NDUFS8NM_002496.4 linkuse as main transcriptc.1-35C>T intron_variant ENST00000313468.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NDUFS8ENST00000313468.10 linkuse as main transcriptc.1-35C>T intron_variant 1 NM_002496.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0167
AC:
2539
AN:
152212
Hom.:
34
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00379
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0114
Gnomad ASJ
AF:
0.0216
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00331
Gnomad FIN
AF:
0.0367
Gnomad MID
AF:
0.00949
Gnomad NFE
AF:
0.0249
Gnomad OTH
AF:
0.0144
GnomAD3 exomes
AF:
0.0166
AC:
4168
AN:
251084
Hom.:
52
AF XY:
0.0169
AC XY:
2294
AN XY:
135722
show subpopulations
Gnomad AFR exome
AF:
0.00400
Gnomad AMR exome
AF:
0.00607
Gnomad ASJ exome
AF:
0.0216
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00415
Gnomad FIN exome
AF:
0.0319
Gnomad NFE exome
AF:
0.0243
Gnomad OTH exome
AF:
0.0171
GnomAD4 exome
AF:
0.0208
AC:
30313
AN:
1459344
Hom.:
399
Cov.:
31
AF XY:
0.0204
AC XY:
14817
AN XY:
725976
show subpopulations
Gnomad4 AFR exome
AF:
0.00365
Gnomad4 AMR exome
AF:
0.00655
Gnomad4 ASJ exome
AF:
0.0214
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00425
Gnomad4 FIN exome
AF:
0.0330
Gnomad4 NFE exome
AF:
0.0234
Gnomad4 OTH exome
AF:
0.0199
GnomAD4 genome
AF:
0.0167
AC:
2538
AN:
152330
Hom.:
33
Cov.:
33
AF XY:
0.0162
AC XY:
1204
AN XY:
74490
show subpopulations
Gnomad4 AFR
AF:
0.00378
Gnomad4 AMR
AF:
0.0114
Gnomad4 ASJ
AF:
0.0216
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00352
Gnomad4 FIN
AF:
0.0367
Gnomad4 NFE
AF:
0.0249
Gnomad4 OTH
AF:
0.0142
Alfa
AF:
0.0144
Hom.:
4
Bravo
AF:
0.0147
Asia WGS
AF:
0.00346
AC:
12
AN:
3478

ClinVar

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

Submissions by phenotype

not provided Benign:2
Likely benign, criteria provided, single submitterclinical testingGeneDxJun 26, 2018- -
Likely benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.86
CADD
Benign
5.3
DANN
Benign
0.49

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs117961226; hg19: chr11-67799584; API