Genetic Variant NM_015907.3:c.10C>T (chr4-17577475-C-T) – ACMG Classification: Likely_benign (-1 pts)

Variant summary

Our verdict is Likely benign. The variant received -1 ACMG points: 2P and 3B. PM2BP4_ModerateBP7

The NM_015907.3(LAP3):c.10C>T(p.Leu4Leu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000177 in 1,578,054 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 34)

Exomes 𝑓: 0.000019 ( 0 hom. )

Consequence

LAP3
NM_015907.3 synonymous

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.535

Publications

0 publications found

Variant links:

Genes affected

LAP3 (HGNC:18449): (leucine aminopeptidase 3) Predicted to enable peptidase activity. Predicted to be involved in proteolysis. Located in cytosol; midbody; and nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

LAP3 links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -1 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.28).

BP7

Synonymous conserved (PhyloP=0.535 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_015907.3. 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
	LAP3	NM_015907.3	MANE Select	c.10C>T	p.Leu4Leu	synonymous	Exon 1 of 13	NP_056991.2

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
LAP3	ENST00000226299.9	TSL:1 MANE Select	c.10C>T	p.Leu4Leu	synonymous	Exon 1 of 13	ENSP00000226299.4	P28838-1
LAP3	ENST00000618908.4	TSL:1	c.10C>T	p.Leu4Leu	synonymous	Exon 1 of 13	ENSP00000481000.1	P28838-1
LAP3	ENST00000955710.1		c.10C>T	p.Leu4Leu	synonymous	Exon 1 of 11	ENSP00000625769.1

Frequencies

GnomAD3 genomes

AF:

0.00000657

AC:

AN:

152222

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

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:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000101

AC:

AN:

198234

AF XY:

0.00000931

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000116

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000189

AC:

AN:

1425832

Hom.:

Cov.:

AF XY:

0.0000170

AC XY:

AN XY:

706704

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

32134

American (AMR)

AF:

0.00

AC:

AN:

40026

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25374

East Asian (EAS)

AF:

0.00

AC:

AN:

37592

South Asian (SAS)

AF:

0.0000123

AC:

AN:

81540

European-Finnish (FIN)

AF:

0.00

AC:

AN:

50372

Middle Eastern (MID)

AF:

0.00

AC:

AN:

4158

European-Non Finnish (NFE)

AF:

0.0000237

AC:

AN:

1095784

Other (OTH)

AF:

0.00

AC:

AN:

58852

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.451

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:

0.00000657

AC:

AN:

152222

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

74374

show subpopulations

African (AFR)

AF:

0.0000241

AC:

AN:

41458

American (AMR)

AF:

0.00

AC:

AN:

15286

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5190

South Asian (SAS)

AF:

0.00

AC:

AN:

4832

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10630

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68034

Other (OTH)

AF:

0.00

AC:

AN:

2094

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.475

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.00

Hom.:

Bravo

AF:

0.00000756

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.28

CADD

Benign

(source)

DANN

Benign

0.97

PhyloP100

0.54

PromoterAI

0.072

Neutral

(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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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over