Genetic Variant METAP1:p.Ala169Thr (chr4-99041115-G-A) – ACMG Classification: Uncertain_significance (1 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 1 ACMG points: 2P and 1B. PM2BP4

The NM_015143.3(METAP1):c.505G>A(p.Ala169Thr) variant causes a missense change. The variant allele was found at a frequency of 0.00000563 in 1,599,582 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 31)

Exomes 𝑓: 0.0000048 ( 0 hom. )

Consequence

METAP1
NM_015143.3 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.77

Publications

3 publications found

Variant links:

Genes affected

METAP1 (HGNC:15789): (methionyl aminopeptidase 1) Predicted to enable aminopeptidase activity and metalloexopeptidase activity. Involved in platelet aggregation. Predicted to be located in cytosol. [provided by Alliance of Genome Resources, Apr 2022]

METAP1 links:

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 1 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.31618655).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_015143.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	METAP1	NM_015143.3	MANE Select	c.505G>A	p.Ala169Thr	missense	Exon 6 of 11	NP_055958.2	P53582

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
METAP1	ENST00000296411.11	TSL:1 MANE Select	c.505G>A	p.Ala169Thr	missense	Exon 6 of 11	ENSP00000296411.6	P53582
METAP1	ENST00000869926.1		c.502G>A	p.Ala168Thr	missense	Exon 6 of 11	ENSP00000539985.1
METAP1	ENST00000969299.1		c.502G>A	p.Ala168Thr	missense	Exon 7 of 12	ENSP00000639358.1

Frequencies

GnomAD3 genomes

AF:

0.0000132

AC:

AN:

151890

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000242

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:

0.0000949

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000166

AC:

AN:

241486

AF XY:

0.0000306

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.0000595

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.0000570

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00000917

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000484

AC:

AN:

1447692

Hom.:

Cov.:

AF XY:

0.00000556

AC XY:

AN XY:

719932

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33302

American (AMR)

AF:

0.0000453

AC:

AN:

44176

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25802

East Asian (EAS)

AF:

0.0000254

AC:

AN:

39392

South Asian (SAS)

AF:

0.00

AC:

AN:

84236

European-Finnish (FIN)

AF:

0.00

AC:

AN:

52858

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5708

European-Non Finnish (NFE)

AF:

0.00000363

AC:

AN:

1102564

Other (OTH)

AF:

0.00

AC:

AN:

59654

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.468

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:

0.0000132

AC:

AN:

151890

Hom.:

Cov.:

AF XY:

0.0000135

AC XY:

AN XY:

74192

show subpopulations

African (AFR)

AF:

0.0000242

AC:

AN:

41362

American (AMR)

AF:

0.00

AC:

AN:

15246

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5190

South Asian (SAS)

AF:

0.00

AC:

AN:

4820

European-Finnish (FIN)

AF:

0.0000949

AC:

AN:

10540

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

67948

Other (OTH)

AF:

0.00

AC:

AN:

2088

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.400

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:

0.0000434

Hom.:

ExAC

AF:

0.00000828

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

Benign

0.10

BayesDel_addAF

Uncertain

0.046

BayesDel_noAF

Uncertain

0.010

CADD

Uncertain

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.25

Eigen

Benign

0.088

Eigen_PC

Benign

0.22

FATHMM_MKL

Pathogenic

0.97

LIST_S2

Uncertain

0.91

M_CAP

Benign

0.072

MetaRNN

Benign

0.32

MetaSVM

Benign

-0.42

MutationAssessor

Benign

1.7

PhyloP100

4.8

PrimateAI

Uncertain

0.69

PROVEAN

Benign

-0.61

REVEL

Uncertain

0.38

Sift

Uncertain

0.020

Sift4G

Uncertain

0.010

Polyphen

0.0090

Vest4

0.46

MutPred

0.55

Gain of disorder (P = 0.0646)

MVP

0.85

MPC

0.40

ClinPred

0.32

GERP RS

4.7

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

Varity_R

0.55

gMVP

0.69

Mutation Taster

=37/63

disease causing

(source)

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

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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