Genetic Variant TEX38:p.Val153Met (chr1-46673292-G-A) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_001145474.4(TEX38):c.457G>A(p.Val153Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000406 in 1,551,574 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 11/18 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000043 ( 1 hom. )

Consequence

TEX38
NM_001145474.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.706

Publications

1 publications found

Variant links:

Genes affected

TEX38 (HGNC:29589): (testis expressed 38) Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

TEX38 links:

ATPAF1 (HGNC:18803): (ATP synthase mitochondrial F1 complex assembly factor 1) This gene encodes an assembly factor for the F(1) component of the mitochondrial ATP synthase. This protein binds specifically to the F1 beta subunit and is thought to prevent this subunit from forming nonproductive homooligomers during enzyme assembly. Alternatively spliced transcript variants have been identified. [provided by RefSeq, Aug 2011]

ATPAF1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -2 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.083931416).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
TEX38	NM_001145474.4 link	c.457G>A	p.Val153Met	missense_variant	Exon 2 of 2	ENST00000334122.5	NP_001138946.1	Q6PEX7C9W8M6
TEX38	NM_001300863.2 link	c.295G>A	p.Val99Met	missense_variant	Exon 2 of 2		NP_001287792.1	B7ZLT1
TEX38	NM_001300864.2 link	c.229G>A	p.Val77Met	missense_variant	Exon 2 of 2		NP_001287793.1	B7ZLT2
TEX38	XM_011541421.4 link	c.460G>A	p.Val154Met	missense_variant	Exon 2 of 2		XP_011539723.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
TEX38	ENST00000334122.5 link	c.457G>A	p.Val153Met	missense_variant	Exon 2 of 2	1	NM_001145474.4	ENSP00000455854.1		Q6PEX7

Frequencies

GnomAD3 genomes

AF:

0.0000197

AC:

AN:

152176

Hom.:

Cov.:

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:

0.000386

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000895

AC:

AN:

156474

AF XY:

0.000109

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00110

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000429

AC:

AN:

1399398

Hom.:

Cov.:

AF XY:

0.0000464

AC XY:

AN XY:

690166

show subpopulations

African (AFR)

AF:

0.0000316

AC:

AN:

31596

American (AMR)

AF:

0.0000280

AC:

AN:

35704

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25174

East Asian (EAS)

AF:

0.000839

AC:

AN:

35738

South Asian (SAS)

AF:

0.0000379

AC:

AN:

79200

European-Finnish (FIN)

AF:

0.00

AC:

AN:

49264

Middle Eastern (MID)

AF:

0.00369

AC:

AN:

5698

European-Non Finnish (NFE)

AF:

0.00000278

AC:

AN:

1078978

Other (OTH)

AF:

0.0000172

AC:

AN:

58046

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.509

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

GnomAD4 genome

AF:

0.0000197

AC:

AN:

152176

Hom.:

Cov.:

AF XY:

0.0000269

AC XY:

AN XY:

74348

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41440

American (AMR)

AF:

0.00

AC:

AN:

15280

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.000386

AC:

AN:

5188

South Asian (SAS)

AF:

0.00

AC:

AN:

4830

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68030

Other (OTH)

AF:

0.00

AC:

AN:

2088

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.492

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.00

Hom.:

Bravo

AF:

0.0000831

ExAC

AF:

0.0000336

AC:

Asia WGS

AF:

0.000289

AC:

AN:

3478

ClinVar

Significance: Uncertain significance

Submissions summary: Uncertain:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

not specified

Uncertain:1

Jun 06, 2023

Ambry Genetics

Significance:Uncertain significance

Review Status:criteria provided, single submitter

Collection Method:clinical testing

The c.457G>A (p.V153M) alteration is located in exon 2 (coding exon 2) of the TEX38 gene. This alteration results from a G to A substitution at nucleotide position 457, causing the valine (V) at amino acid position 153 to be replaced by a methionine (M). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.26

BayesDel_addAF

Benign

-0.40

BayesDel_noAF

Benign

-0.40

CADD

Benign

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.028

T;T;T

FATHMM_MKL

Benign

0.47

LIST_S2

Benign

0.78

T;T;T

M_CAP

Uncertain

0.12

MetaRNN

Benign

0.084

T;T;T

MutationAssessor

Benign

1.6

L;.;.

PhyloP100

0.71

PrimateAI

Benign

0.43

PROVEAN

Benign

-1.8

N;D;N

Sift

Uncertain

0.0090

D;D;D

Sift4G

Uncertain

0.011

D;D;D

Polyphen

0.36

B;.;.

Vest4

0.15

MVP

0.64

GERP RS

3.1

Varity_R

0.071

gMVP

0.21

Mutation Taster

=98/2

polymorphism

(source)

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

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1-46673292-G-A

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over