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GeneBe

16-28842951-G-A

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_003321.5(TUFM):​c.*24C>T variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00455 in 1,613,506 control chromosomes in the GnomAD database, including 316 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.025 ( 158 hom., cov: 32)
Exomes 𝑓: 0.0025 ( 158 hom. )

Consequence

TUFM
NM_003321.5 3_prime_UTR

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -1.34
Variant links:
Genes affected
TUFM (HGNC:12420): (Tu translation elongation factor, mitochondrial) This gene encodes a protein which participates in protein translation in mitochondria. Mutations in this gene have been associated with combined oxidative phosphorylation deficiency resulting in lactic acidosis and fatal encephalopathy. A pseudogene has been identified on chromosome 17. [provided by RefSeq, Jul 2008]

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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 16-28842951-G-A is Benign according to our data. Variant chr16-28842951-G-A is described in ClinVar as [Benign]. Clinvar id is 318742.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0825 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TUFMNM_003321.5 linkuse as main transcriptc.*24C>T 3_prime_UTR_variant 10/10 ENST00000313511.8
TUFMNM_001365360.2 linkuse as main transcriptc.*24C>T 3_prime_UTR_variant 10/10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TUFMENST00000313511.8 linkuse as main transcriptc.*24C>T 3_prime_UTR_variant 10/101 NM_003321.5 P1
TUFMENST00000569217.1 linkuse as main transcriptn.701C>T non_coding_transcript_exon_variant 3/32

Frequencies

GnomAD3 genomes
AF:
0.0245
AC:
3718
AN:
152018
Hom.:
158
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0847
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0113
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.000147
Gnomad OTH
AF:
0.0153
GnomAD3 exomes
AF:
0.00635
AC:
1596
AN:
251442
Hom.:
60
AF XY:
0.00464
AC XY:
631
AN XY:
135894
show subpopulations
Gnomad AFR exome
AF:
0.0896
Gnomad AMR exome
AF:
0.00335
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000163
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000967
Gnomad OTH exome
AF:
0.00130
GnomAD4 exome
AF:
0.00247
AC:
3612
AN:
1461370
Hom.:
158
Cov.:
31
AF XY:
0.00214
AC XY:
1554
AN XY:
726980
show subpopulations
Gnomad4 AFR exome
AF:
0.0886
Gnomad4 AMR exome
AF:
0.00436
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000174
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000306
Gnomad4 OTH exome
AF:
0.00650
GnomAD4 genome
AF:
0.0246
AC:
3736
AN:
152136
Hom.:
158
Cov.:
32
AF XY:
0.0244
AC XY:
1816
AN XY:
74392
show subpopulations
Gnomad4 AFR
AF:
0.0849
Gnomad4 AMR
AF:
0.0113
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:
0.0152
Alfa
AF:
0.0179
Hom.:
20
Bravo
AF:
0.0285
Asia WGS
AF:
0.00866
AC:
30
AN:
3478

ClinVar

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

Submissions by phenotype

Combined oxidative phosphorylation defect type 4 Benign:1
Benign, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJan 13, 2018This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score and internal cut-off values, a variant classified as benign is not then subjected to further curation. The score for this variant resulted in a classification of benign for this disease. -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxJul 15, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.86
CADD
Benign
0.45
DANN
Benign
0.42

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: rs8754; hg19: chr16-28854272; API