Genetic Variant NM_024509.2:c.292G>A (chr19-35939717-G-A) – ACMG Classification: Likely_benign (-4 pts)

Variant summary

Our verdict is Likely benign. The variant received -4 ACMG points: 0P and 4B. BS2

The NM_024509.2(LRFN3):c.292G>A(p.Val98Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000131 in 1,603,908 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 33)

Exomes 𝑓: 0.000012 ( 0 hom. )

Consequence

LRFN3
NM_024509.2 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.29

Publications

0 publications found

Variant links:

Genes affected

LRFN3 (HGNC:28370): (leucine rich repeat and fibronectin type III domain containing 3) Predicted to be involved in regulation of presynapse assembly; regulation of synaptic membrane adhesion; and synaptic membrane adhesion. Predicted to be located in plasma membrane. Predicted to be active in cell surface and glutamatergic synapse. Predicted to be integral component of postsynaptic density membrane and integral component of presynaptic active zone membrane. [provided by Alliance of Genome Resources, Apr 2022]

LRFN3 links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -4 ACMG points.

BS2

High AC in GnomAdExome4 at 17 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_024509.2. 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
	LRFN3	NM_024509.2	MANE Select	c.292G>A	p.Val98Met	missense	Exon 2 of 3	NP_078785.1	Q9BTN0

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	LRFN3	ENST00000246529.4	TSL:1 MANE Select	c.292G>A	p.Val98Met	missense	Exon 2 of 3	ENSP00000246529.3	Q9BTN0
	LRFN3	ENST00000588831.5	TSL:5	c.292G>A	p.Val98Met	missense	Exon 3 of 4	ENSP00000466989.1	Q9BTN0

Frequencies

GnomAD3 genomes

AF:

0.0000263

AC:

AN:

152242

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000131

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:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.00000871

AC:

AN:

229504

AF XY:

0.0000158

show subpopulations

Gnomad AFR exome

AF:

0.0000715

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.0000568

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000117

AC:

AN:

1451666

Hom.:

Cov.:

AF XY:

0.0000139

AC XY:

AN XY:

722012

show subpopulations

African (AFR)

AF:

0.0000599

AC:

AN:

33364

American (AMR)

AF:

0.00

AC:

AN:

44546

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26002

East Asian (EAS)

AF:

0.0000253

AC:

AN:

39600

South Asian (SAS)

AF:

0.00

AC:

AN:

86076

European-Finnish (FIN)

AF:

0.00

AC:

AN:

46292

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5758

European-Non Finnish (NFE)

AF:

0.00000991

AC:

AN:

1109922

Other (OTH)

AF:

0.0000499

AC:

AN:

60106

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.493

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:

0.0000263

AC:

AN:

152242

Hom.:

Cov.:

AF XY:

0.0000269

AC XY:

AN XY:

74386

show subpopulations

African (AFR)

AF:

0.0000241

AC:

AN:

41480

American (AMR)

AF:

0.000131

AC:

AN:

15282

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5188

South Asian (SAS)

AF:

0.00

AC:

AN:

4834

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10630

Middle Eastern (MID)

AF:

0.00

AC:

AN:

314

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68040

Other (OTH)

AF:

0.00

AC:

AN:

2094

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.488

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.00

Hom.:

Bravo

AF:

0.0000151

ESP6500AA

AF:

0.00

AC:

ESP6500EA

AF:

0.000121

AC:

ExAC

AF:

0.00000838

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

0.50

BayesDel_addAF

Benign

-0.19

BayesDel_noAF

Benign

-0.32

CADD

Uncertain

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.046

Eigen

Uncertain

0.35

Eigen_PC

Uncertain

0.27

FATHMM_MKL

Benign

0.64

LIST_S2

Uncertain

0.94

M_CAP

Benign

0.066

MetaRNN

Uncertain

0.55

MetaSVM

Benign

-0.65

MutationAssessor

Benign

2.0

PhyloP100

2.3

PrimateAI

Pathogenic

0.79

PROVEAN

Benign

-2.1

REVEL

Uncertain

0.32

Sift

Uncertain

0.0010

Sift4G

Uncertain

0.0020

Polyphen

0.98

Vest4

0.51

MVP

0.63

MPC

1.6

ClinPred

0.51

GERP RS

3.4

Varity_R

0.15

gMVP

0.33

Mutation Taster

=76/24

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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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