Genetic Variant NM_182895.5:c.2562G>A (chr22-20425414-C-T) – ACMG Classification: Benign (-11 pts)

Variant summary

Our verdict is Benign. The variant received -11 ACMG points: 0P and 11B. BP4_ModerateBP6_Very_StrongBP7

The NM_182895.5(SCARF2):c.2562G>A(p.Ala854Ala) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000413 in 1,429,576 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 0.000053 ( 0 hom., cov: 33)

Exomes 𝑓: 0.000040 ( 0 hom. )

Consequence

SCARF2
NM_182895.5 synonymous

Scores

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.732

Publications

1 publications found

Variant links:

Genes affected

SCARF2 (HGNC:19869): (scavenger receptor class F member 2) The protein encoded by this gene is similar to SCARF1/SREC-I, a scavenger receptor protein that mediates the binding and degradation of acetylated low density lipoprotein (Ac-LDL). This protein has only little activity of internalizing modified low density lipoproteins (LDL), but it can interact with SCARF1 through its extracellular domain. The association of this protein with SCARF1 is suppressed by the presence of scavenger ligands. Alternatively spliced transcript variants encoding distinct isoforms have been reported. [provided by RefSeq, Jul 2008]

SCARF2 Gene-Disease associations (from GenCC):

van den Ende-Gupta syndrome
Inheritance: AR Classification: DEFINITIVE, STRONG, MODERATE, SUPPORTIVE Submitted by: Orphanet, G2P, Ambry Genetics, Labcorp Genetics (formerly Invitae), PanelApp Australia

SCARF2 links:

ENSG00000305663 (HGNC:):

ENSG00000305663 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -11 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.38).

BP6

Variant 22-20425414-C-T is Benign according to our data. Variant chr22-20425414-C-T is described in ClinVar as Likely_benign. ClinVar VariationId is 1621535.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BP7

Synonymous conserved (PhyloP=-0.732 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_182895.5. 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
	SCARF2	NM_182895.5	MANE Select	c.2562G>A	p.Ala854Ala	synonymous	Exon 11 of 11	NP_878315.2	Q96GP6-2
	SCARF2	NM_153334.7		c.2577G>A	p.Ala859Ala	synonymous	Exon 11 of 11	NP_699165.3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
SCARF2	ENST00000622235.5	TSL:1 MANE Select	c.2562G>A	p.Ala854Ala	synonymous	Exon 11 of 11	ENSP00000477564.2	Q96GP6-2
SCARF2	ENST00000623402.1	TSL:1	c.2577G>A	p.Ala859Ala	synonymous	Exon 11 of 11	ENSP00000485276.1	Q96GP6-1
SCARF2	ENST00000925309.1		c.2691G>A	p.Ala897Ala	synonymous	Exon 11 of 11	ENSP00000595368.1

Frequencies

GnomAD3 genomes

AF:

0.0000526

AC:

AN:

152104

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000483

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:

0.0000588

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.000127

AC:

AN:

118488

AF XY:

0.000101

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.000611

Gnomad ASJ exome

AF:

0.000193

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000523

Gnomad OTH exome

AF:

0.000394

GnomAD4 exome

AF:

0.0000399

AC:

AN:

1277472

Hom.:

Cov.:

AF XY:

0.0000366

AC XY:

AN XY:

627624

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

26732

American (AMR)

AF:

0.000576

AC:

AN:

26062

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

20846

East Asian (EAS)

AF:

0.00

AC:

AN:

30718

South Asian (SAS)

AF:

0.00

AC:

AN:

64678

European-Finnish (FIN)

AF:

0.00

AC:

AN:

31350

Middle Eastern (MID)

AF:

0.00

AC:

AN:

4122

European-Non Finnish (NFE)

AF:

0.0000333

AC:

AN:

1021272

Other (OTH)

AF:

0.0000387

AC:

AN:

51692

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.500

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:

0.0000526

AC:

AN:

152104

Hom.:

Cov.:

AF XY:

0.0000538

AC XY:

AN XY:

74300

show subpopulations

African (AFR)

AF:

0.0000483

AC:

AN:

41430

American (AMR)

AF:

0.000131

AC:

AN:

15280

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5160

South Asian (SAS)

AF:

0.00

AC:

AN:

4830

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10608

Middle Eastern (MID)

AF:

0.00

AC:

AN:

314

European-Non Finnish (NFE)

AF:

0.0000588

AC:

AN:

68008

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

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:

0.000214

Hom.:

Bravo

AF:

0.0000907

ClinVar

ClinVar submissions

Significance:Likely benign

Revision:criteria provided, multiple submitters, no conflicts

View on ClinVar

Pathogenic

VUS

Benign

Condition

not provided (2)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.38

CADD

Benign

8.4

(source)

DANN

Benign

0.80

PhyloP100

-0.73

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

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