chr1-22863060-G-T

Variant names:

Variant summary

Our verdict is Benign. The variant received -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_017449.5(EPHB2):c.835G>T(p.Ala279Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000686 in 1,614,160 control chromosomes in the GnomAD database, including 3 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.0038 ( 1 hom., cov: 32)

Exomes 𝑓: 0.00036 ( 2 hom. )

Consequence

EPHB2
NM_017449.5 missense

Scores

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts P:1B:2

Conservation

PhyloP100: 0.593

Publications

10 publications found

Variant links:

Genes affected

EPHB2 (HGNC:3393): (EPH receptor B2) This gene encodes a member of the Eph receptor family of receptor tyrosine kinase transmembrane glycoproteins. These receptors are composed of an N-terminal glycosylated ligand-binding domain, a transmembrane region and an intracellular kinase domain. They bind ligands called ephrins and are involved in diverse cellular processes including motility, division, and differentiation. A distinguishing characteristic of Eph-ephrin signaling is that both receptors and ligands are competent to transduce a signaling cascade, resulting in bidirectional signaling. This protein belongs to a subgroup of the Eph receptors called EphB. Proteins of this subgroup are distinguished from other members of the family by sequence homology and preferential binding affinity for membrane-bound ephrin-B ligands. Allelic variants are associated with prostate and brain cancer susceptibility. Alternative splicing results in multiple transcript variants. [provided by RefSeq, May 2015]

EPHB2 links:

MIR4253 (HGNC:38231): (microRNA 4253) microRNAs (miRNAs) are short (20-24 nt) non-coding RNAs that are involved in post-transcriptional regulation of gene expression in multicellular organisms by affecting both the stability and translation of mRNAs. miRNAs are transcribed by RNA polymerase II as part of capped and polyadenylated primary transcripts (pri-miRNAs) that can be either protein-coding or non-coding. The primary transcript is cleaved by the Drosha ribonuclease III enzyme to produce an approximately 70-nt stem-loop precursor miRNA (pre-miRNA), which is further cleaved by the cytoplasmic Dicer ribonuclease to generate the mature miRNA and antisense miRNA star (miRNA*) products. The mature miRNA is incorporated into a RNA-induced silencing complex (RISC), which recognizes target mRNAs through imperfect base pairing with the miRNA and most commonly results in translational inhibition or destabilization of the target mRNA. The RefSeq represents the predicted microRNA stem-loop. [provided by RefSeq, Sep 2009]

MIR4253 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -16 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.004200548).

BP6

Variant 1-22863060-G-T is Benign according to our data. Variant chr1-22863060-G-T is described in ClinVar as Benign. ClinVar VariationId is 8533.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BS2

High Homozygotes in GnomAdExome4 at 2 Unknown gene

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
EPHB2	NM_017449.5 link	c.835G>T	p.Ala279Ser	missense_variant	Exon 4 of 16	ENST00000374630.8	NP_059145.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
EPHB2	ENST00000374630.8 link	c.835G>T	p.Ala279Ser	missense_variant	Exon 4 of 16	1	NM_017449.5	ENSP00000363761.3
EPHB2	ENST00000374627.1 link	c.817G>T	p.Ala273Ser	missense_variant	Exon 4 of 15	5		ENSP00000363758.1

Frequencies

GnomAD3 genomes

AF:

0.00379

AC:

576

AN:

152152

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0134

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000786

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:

0.00430

GnomAD2 exomes

AF:

0.00107

AC:

270

AN:

251316

AF XY:

0.000898

show subpopulations

Gnomad AFR exome

AF:

0.0145

Gnomad AMR exome

AF:

0.000723

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000352

Gnomad OTH exome

AF:

0.000651

GnomAD4 exome

AF:

0.000363

AC:

530

AN:

1461890

Hom.:

Cov.:

AF XY:

0.000333

AC XY:

242

AN XY:

727248

show subpopulations

African (AFR)

AF:

0.0132

AC:

441

AN:

33480

American (AMR)

AF:

0.000671

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.00

AC:

AN:

39700

South Asian (SAS)

AF:

0.0000232

AC:

AN:

86258

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53416

Middle Eastern (MID)

AF:

0.000347

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.00000540

AC:

AN:

1112012

Other (OTH)

AF:

0.000811

AC:

AN:

60396

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.478

Heterozygous variant carriers

111

148

185

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Exome Hom

Variant carriers

100

<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:

0.00379

AC:

577

AN:

152270

Hom.:

Cov.:

AF XY:

0.00368

AC XY:

274

AN XY:

74452

show subpopulations

African (AFR)

AF:

0.0134

AC:

555

AN:

41544

American (AMR)

AF:

0.000785

AC:

AN:

15292

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5178

South Asian (SAS)

AF:

0.00

AC:

AN:

4824

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10614

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68026

Other (OTH)

AF:

0.00426

AC:

AN:

2114

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.493

Heterozygous variant carriers

111

139

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Genome Hom

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:

0.00137

Hom.:

Bravo

AF:

0.00450

ESP6500AA

AF:

0.0166

AC:

ESP6500EA

AF:

0.000116

AC:

ExAC

AF:

0.00116

AC:

141

Asia WGS

AF:

0.000289

AC:

AN:

3478

ClinVar

Significance: Benign

Submissions summary: Pathogenic:1Benign:2

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

not provided

Benign:2

Dec 31, 2019

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

Breakthrough Genomics, Breakthrough Genomics

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:not provided

Prostate cancer/brain cancer susceptibility

Pathogenic:1

Sep 01, 2004

OMIM

Significance:Pathogenic

Review Status:no assertion criteria provided

Collection Method:literature only

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.083

BayesDel_addAF

Benign

-0.58

BayesDel_noAF

Benign

-0.60

CADD

Benign

(source)

DANN

Benign

0.95

DEOGEN2

Benign

0.0088

T;.;T;.;T

Eigen

Benign

-0.34

Eigen_PC

Benign

-0.19

LIST_S2

Uncertain

0.92

D;D;D;D;D

MetaRNN

Benign

0.0042

T;T;T;T;T

MetaSVM

Benign

-1.0

MutationAssessor

Benign

0.0

.;N;N;N;.

PhyloP100

0.59

PrimateAI

Benign

0.47

PROVEAN

Benign

-1.3

N;N;N;N;N

Sift

Benign

0.39

T;T;T;T;T

Sift4G

Benign

0.62

T;T;T;T;T

Vest4

0.15

ClinPred

0.019

GERP RS

3.7

Varity_R

0.20

gMVP

0.40

Mutation Taster

=92/8

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

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over