Genetic Variant ELFN1:p.Ile158Ile (chr7-1745070-C-A) – ACMG Classification: Benign (-7 pts)

Variant summary

Our verdict is Benign. The variant received -7 ACMG points: 0P and 7B. BP4_StrongBP6_ModerateBP7

The NM_001128636.4(ELFN1):c.474C>A(p.Ile158Ile) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000496 in 1,551,092 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 Likely benign (★).

Frequency

Genomes: 𝑓 0.00012 ( 0 hom., cov: 33)

Exomes 𝑓: 0.000042 ( 0 hom. )

Consequence

ELFN1
NM_001128636.4 synonymous

Scores

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.0510

Publications

0 publications found

Variant links:

Genes affected

ELFN1 (HGNC:33154): (extracellular leucine rich repeat and fibronectin type III domain containing 1) Predicted to enable protein phosphatase inhibitor activity. Predicted to be involved in synapse organization. Predicted to be located in dendrite and excitatory synapse. Predicted to be active in extracellular matrix and extracellular space. [provided by Alliance of Genome Resources, Apr 2022]

ELFN1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -7 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.52).

BP6

Variant 7-1745070-C-A is Benign according to our data. Variant chr7-1745070-C-A is described in ClinVar as Likely_benign. ClinVar VariationId is 750795.Status of the report is criteria_provided_single_submitter, 1 stars.

BP7

Synonymous conserved (PhyloP=-0.051 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001128636.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
ELFN1	NM_001128636.4	MANE Select	c.474C>A	p.Ile158Ile	synonymous	Exon 4 of 4	NP_001122108.1	P0C7U0
ELFN1	NM_001394187.1		c.474C>A	p.Ile158Ile	synonymous	Exon 3 of 3	NP_001381116.1	P0C7U0
ELFN1	NM_001394188.1		c.474C>A	p.Ile158Ile	synonymous	Exon 4 of 4	NP_001381117.1	P0C7U0

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
ELFN1	ENST00000424383.5	TSL:5 MANE Select	c.474C>A	p.Ile158Ile	synonymous	Exon 4 of 4	ENSP00000456548.1	P0C7U0
ELFN1	ENST00000561626.4	TSL:2	c.474C>A	p.Ile158Ile	synonymous	Exon 3 of 3	ENSP00000457193.1	P0C7U0
ELFN1	ENST00000691883.1		c.474C>A	p.Ile158Ile	synonymous	Exon 3 of 3	ENSP00000510296.1	P0C7U0

Frequencies

GnomAD3 genomes

AF:

0.000118

AC:

AN:

152180

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000241

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000131

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00116

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:

0.0000833

AC:

AN:

156150

AF XY:

0.0000845

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00101

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000166

Gnomad OTH exome

AF:

0.000227

GnomAD4 exome

AF:

0.0000422

AC:

AN:

1398794

Hom.:

Cov.:

AF XY:

0.0000420

AC XY:

AN XY:

689924

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

31598

American (AMR)

AF:

0.00

AC:

AN:

35704

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25180

East Asian (EAS)

AF:

0.00109

AC:

AN:

35736

South Asian (SAS)

AF:

0.00

AC:

AN:

79236

European-Finnish (FIN)

AF:

0.00

AC:

AN:

48668

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5698

European-Non Finnish (NFE)

AF:

9.27e-7

AC:

AN:

1078974

Other (OTH)

AF:

0.000328

AC:

AN:

58000

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.484

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:

0.000118

AC:

AN:

152298

Hom.:

Cov.:

AF XY:

0.0000806

AC XY:

AN XY:

74466

show subpopulations

African (AFR)

AF:

0.000241

AC:

AN:

41566

American (AMR)

AF:

0.000131

AC:

AN:

15308

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00116

AC:

AN:

5174

South Asian (SAS)

AF:

0.00

AC:

AN:

4820

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68016

Other (OTH)

AF:

0.00

AC:

AN:

2116

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

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:

0.0000193

Hom.:

Bravo

AF:

0.0000907

Asia WGS

AF:

0.000577

AC:

AN:

3478

ClinVar

ClinVar submissions

Significance:Likely benign

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not provided (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.52

CADD

Benign

4.6

(source)

DANN

Benign

0.76

PhyloP100

-0.051

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

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over