chr21-42903222-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6BP7

The NM_021075.4(NDUFV3):​c.210C>T​(p.Thr70=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000682 in 1,614,012 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 (no stars).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000068 ( 0 hom. )

Consequence

NDUFV3
NM_021075.4 synonymous

Scores

2

Clinical Significance

Likely benign no assertion criteria provided B:1

Conservation

PhyloP100: 0.799
Variant links:
Genes affected
NDUFV3 (HGNC:7719): (NADH:ubiquinone oxidoreductase subunit V3) The protein encoded by this gene is one of at least forty-one subunits that make up the NADH-ubiquinone oxidoreductase complex. This complex is part of the mitochondrial respiratory chain and serves to catalyze the rotenone-sensitive oxidation of NADH and the reduction of ubiquinone. The encoded protein is one of three proteins found in the flavoprotein fraction of the complex. The specific function of the encoded protein is unknown. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.7).
BP6
Variant 21-42903222-C-T is Benign according to our data. Variant chr21-42903222-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3046290.Status of the report is no_assertion_criteria_provided, 0 stars.
BP7
Synonymous conserved (PhyloP=0.799 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NDUFV3NM_021075.4 linkuse as main transcriptc.210C>T p.Thr70= synonymous_variant 3/4 ENST00000354250.7
NDUFV3XM_011529586.3 linkuse as main transcriptc.210C>T p.Thr70= synonymous_variant 3/5
NDUFV3NM_001001503.2 linkuse as main transcriptc.170-5642C>T intron_variant
NDUFV3XM_017028359.2 linkuse as main transcriptc.170-3618C>T intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NDUFV3ENST00000354250.7 linkuse as main transcriptc.210C>T p.Thr70= synonymous_variant 3/41 NM_021075.4 P56181-2
NDUFV3ENST00000340344.4 linkuse as main transcriptc.170-5642C>T intron_variant 1 P1P56181-1
NDUFV3ENST00000460259.1 linkuse as main transcriptn.733C>T non_coding_transcript_exon_variant 5/62
NDUFV3ENST00000460740.1 linkuse as main transcriptn.102C>T non_coding_transcript_exon_variant 2/22

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152122
Hom.:
0
Cov.:
32
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:
0.000192
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
GnomAD4 exome
AF:
0.00000684
AC:
10
AN:
1461890
Hom.:
0
Cov.:
30
AF XY:
0.00000275
AC XY:
2
AN XY:
727248
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.0000993
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152122
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74302
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000192
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378
Asia WGS
AF:
0.000866
AC:
3
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

NDUFV3-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesFeb 18, 2019This 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
-0.70
CADD
Benign
5.5
DANN
Benign
0.40
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

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: rs773038757; hg19: chr21-44323332; COSMIC: COSV100447184; API