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GeneBe

12-57782803-T-G

Variant summary

Our verdict is Pathogenic. Variant got 10 ACMG points: 10P and 0B. PVS1PM2

The NM_005726.6(TSFM):c.2T>G(p.Met1?) variant causes a start lost change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000239 in 1,590,468 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000026 ( 0 hom. )

Consequence

TSFM
NM_005726.6 start_lost

Scores

6
5
5

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.25
Variant links:
Genes affected
TSFM (HGNC:12367): (Ts translation elongation factor, mitochondrial) This gene encodes a mitochondrial translation elongation factor. The encoded protein is an enzyme that catalyzes the exchange of guanine nucleotides on the translation elongation factor Tu during the elongation step of mitchondrial protein translation. Mutations in this gene are associated with combined oxidative phosphorylation deficiency-3 syndrome. Alternate splicing results in multiple transcript variants.[provided by RefSeq, Mar 2010]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Pathogenic. Variant got 10 ACMG points.

PVS1
Start lost variant, no new inframe start found.
PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TSFMNM_005726.6 linkuse as main transcriptc.2T>G p.Met1? start_lost 1/6 ENST00000652027.2
TSFMNM_001172696.2 linkuse as main transcriptc.2T>G p.Met1? start_lost 1/7
TSFMNM_001172697.2 linkuse as main transcriptc.2T>G p.Met1? start_lost 1/6
TSFMNM_001172695.2 linkuse as main transcriptc.2T>G p.Met1? start_lost 1/5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TSFMENST00000652027.2 linkuse as main transcriptc.2T>G p.Met1? start_lost 1/6 NM_005726.6 P1P43897-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152204
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:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.0000941
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.0000257
AC:
37
AN:
1438264
Hom.:
0
Cov.:
30
AF XY:
0.0000308
AC XY:
22
AN XY:
713222
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000327
Gnomad4 OTH exome
AF:
0.0000168
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152204
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74354
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.0000941
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00

ClinVar

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

Submissions by phenotype

Skeletal myopathy Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingBlueprint GeneticsOct 12, 2015- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Pathogenic
0.63
D
BayesDel_noAF
Pathogenic
0.40
Cadd
Uncertain
24
Dann
Benign
0.97
DEOGEN2
Benign
0.13
T;.;.;.;T;.
Eigen
Uncertain
0.35
Eigen_PC
Uncertain
0.29
FATHMM_MKL
Benign
0.66
D
LIST_S2
Uncertain
0.90
D;D;D;D;D;D
M_CAP
Pathogenic
0.46
D
MetaRNN
Pathogenic
0.99
D;D;D;D;D;D
MetaSVM
Uncertain
-0.18
T
MutationTaster
Benign
1.0
D;D;D;D;D;D;D
PROVEAN
Benign
-1.2
N;N;N;N;N;N
REVEL
Uncertain
0.47
Sift
Pathogenic
0.0
D;D;D;D;D;D
Sift4G
Pathogenic
0.0
D;D;D;D;D;D
Polyphen
0.99
D;.;P;.;.;.
Vest4
0.94
MutPred
0.95
Gain of disorder (P = 0.0187);Gain of disorder (P = 0.0187);Gain of disorder (P = 0.0187);Gain of disorder (P = 0.0187);Gain of disorder (P = 0.0187);Gain of disorder (P = 0.0187);
MVP
0.66
ClinPred
1.0
D
GERP RS
4.7
Varity_R
0.98
gMVP
0.85

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: rs869025542; hg19: chr12-58176586; API