Genetic Variant NM_001017928.4:c.22G>A (chr3-122383203-C-T) – 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_001017928.4(MIX23):c.22G>A(p.Val8Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000143 in 1,613,220 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000085 ( 0 hom., cov: 32)

Exomes 𝑓: 0.0000068 ( 0 hom. )

Consequence

MIX23
NM_001017928.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.38

Publications

0 publications found

Variant links:

Genes affected

MIX23 (HGNC:31136): (mitochondrial matrix import factor 23) Predicted to be located in mitochondrial intermembrane space. Predicted to be active in mitochondrion. [provided by Alliance of Genome Resources, Apr 2022]

MIX23 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=0.12522575).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001017928.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
MIX23	NM_001017928.4	MANE Select	c.22G>A	p.Val8Met	missense	Exon 1 of 5	NP_001017928.1	Q4VC31
MIX23	NM_001308326.2		c.-47G>A		5_prime_UTR_premature_start_codon_gain	Exon 1 of 5	NP_001295255.1	C9JQ41
MIX23	NM_001308326.2		c.-47G>A		5_prime_UTR	Exon 1 of 5	NP_001295255.1	C9JQ41

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
MIX23	ENST00000291458.9	TSL:1 MANE Select	c.22G>A	p.Val8Met	missense	Exon 1 of 5	ENSP00000291458.5	Q4VC31
MIX23	ENST00000479899.5	TSL:3	c.-47G>A		5_prime_UTR_premature_start_codon_gain	Exon 1 of 5	ENSP00000420248.1	C9JQ41
MIX23	ENST00000906686.1		c.22G>A	p.Val8Met	missense	Exon 1 of 6	ENSP00000576745.1

Frequencies

GnomAD3 genomes

AF:

0.0000854

AC:

AN:

152224

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000289

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0000654

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

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

GnomAD2 exomes

AF:

0.0000199

AC:

AN:

251074

AF XY:

0.0000221

show subpopulations

Gnomad AFR exome

AF:

0.000310

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000685

AC:

AN:

1460878

Hom.:

Cov.:

AF XY:

0.00000138

AC XY:

AN XY:

726756

show subpopulations

African (AFR)

AF:

0.000299

AC:

AN:

33448

American (AMR)

AF:

0.00

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.00

AC:

AN:

39700

South Asian (SAS)

AF:

0.00

AC:

AN:

86202

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53418

Middle Eastern (MID)

AF:

0.00

AC:

AN:

4934

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

1112004

Other (OTH)

AF:

0.00

AC:

AN:

60312

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.450

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000853

AC:

AN:

152342

Hom.:

Cov.:

AF XY:

0.0000940

AC XY:

AN XY:

74494

show subpopulations

African (AFR)

AF:

0.000289

AC:

AN:

41582

American (AMR)

AF:

0.0000653

AC:

AN:

15306

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5186

South Asian (SAS)

AF:

0.00

AC:

AN:

4832

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10612

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68032

Other (OTH)

AF:

0.00

AC:

AN:

2116

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.460

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.000164

Hom.:

Bravo

AF:

0.000125

ESP6500AA

AF:

0.000454

AC:

ESP6500EA

AF:

0.00

AC:

ExAC

AF:

0.0000330

AC:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Uncertain

0.39

BayesDel_addAF

Benign

-0.16

BayesDel_noAF

Benign

-0.15

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Benign

0.030

Eigen

Benign

0.11

Eigen_PC

Benign

0.21

FATHMM_MKL

Benign

0.59

LIST_S2

Benign

0.76

M_CAP

Benign

0.010

MetaRNN

Benign

0.13

MetaSVM

Benign

-0.87

MutationAssessor

Benign

2.0

PhyloP100

3.4

PrimateAI

Uncertain

0.74

PROVEAN

Benign

-0.45

REVEL

Benign

0.11

Sift

Uncertain

0.021

Sift4G

Uncertain

0.014

Polyphen

0.53

Vest4

0.51

MVP

0.33

MPC

0.64

ClinPred

0.16

GERP RS

4.7

PromoterAI

-0.018

Neutral

(source)

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

Varity_R

0.12

gMVP

0.26

Mutation Taster

=86/14

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.060

Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over