Genetic Variant SCARF2:p.Gly859Ser (chr22-20425401-C-T) – ACMG Classification: Likely_benign (-4 pts)

Variant summary

Our verdict is Likely benign. The variant received -4 ACMG points: 0P and 4B. BP4_Strong

The NM_182895.5(SCARF2):c.2575G>A(p.Gly859Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000028 in 1,430,510 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/18 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. G859D) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 33)

Exomes 𝑓: 7.8e-7 ( 0 hom. )

Consequence

SCARF2
NM_182895.5 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.00900

Publications

0 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: Likely_benign. The variant received -4 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.036809564).

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.2575G>A	p.Gly859Ser	missense	Exon 11 of 11	NP_878315.2	Q96GP6-2
	SCARF2	NM_153334.7		c.2590G>A	p.Gly864Ser	missense	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.2575G>A	p.Gly859Ser	missense	Exon 11 of 11	ENSP00000477564.2	Q96GP6-2
SCARF2	ENST00000623402.1	TSL:1	c.2590G>A	p.Gly864Ser	missense	Exon 11 of 11	ENSP00000485276.1	Q96GP6-1
SCARF2	ENST00000925309.1		c.2704G>A	p.Gly902Ser	missense	Exon 11 of 11	ENSP00000595368.1

Frequencies

GnomAD3 genomes

AF:

0.0000197

AC:

AN:

152088

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.000581

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:

0.0000174

AC:

AN:

114770

AF XY:

0.00

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.000303

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

7.82e-7

AC:

AN:

1278422

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

627858

show subpopulations

African (AFR)

AF:

0.0000374

AC:

AN:

26744

American (AMR)

AF:

0.00

AC:

AN:

25946

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

21062

East Asian (EAS)

AF:

0.00

AC:

AN:

30440

South Asian (SAS)

AF:

0.00

AC:

AN:

65466

European-Finnish (FIN)

AF:

0.00

AC:

AN:

31220

Middle Eastern (MID)

AF:

0.00

AC:

AN:

4058

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

1021724

Other (OTH)

AF:

0.00

AC:

AN:

51762

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.525

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:

0.0000197

AC:

AN:

152088

Hom.:

Cov.:

AF XY:

0.0000269

AC XY:

AN XY:

74286

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41438

American (AMR)

AF:

0.00

AC:

AN:

15284

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.000581

AC:

AN:

5166

South Asian (SAS)

AF:

0.00

AC:

AN:

4834

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10604

Middle Eastern (MID)

AF:

0.00

AC:

AN:

314

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

67978

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:

0.00

Hom.:

Bravo

AF:

0.0000151

ExAC

AF:

0.0000268

AC:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

Inborn genetic diseases (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.069

BayesDel_addAF

Benign

-0.37

BayesDel_noAF

Benign

-0.76

CADD

Benign

4.4

(source)

DANN

Benign

0.78

Eigen

Benign

-1.1

Eigen_PC

Benign

-1.1

FATHMM_MKL

Benign

0.021

LIST_S2

Benign

0.60

M_CAP

Benign

0.063

MetaRNN

Benign

0.037

MetaSVM

Benign

-0.98

PhyloP100

-0.0090

PrimateAI

Uncertain

0.72

Sift4G

Benign

0.43

Vest4

0.060

MVP

0.040

ClinPred

0.011

GERP RS

-0.68

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.1

Varity_R

0.027

gMVP

0.12

Mutation Taster

=100/0

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

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over