16-68801694-G-A

Variant names:

Variant summary

Our verdict is Benign. The variant received -8 ACMG points: 0P and 8B. BS2BS1

This summary comes from the ClinGen Evidence Repository: The c.188G>A (p.Arg63Gln) variant has an allele frequency of 0.00109 (0.11%, 6/5486 alleles) in the “Other” subpopulation of the gnomAD cohort (BS1). This variant has also been observed in >10 without a diagnosis of diffuse gastric cancer, signet ring tumor or lobular breast cancer and whose family histories do not suggest HDGC (BS2; internal laboratory contributors). In summary, this variant meets criteria to be classified as benign. ACMG/AMP criteria applied, as specified by the CDH1 Variant Curation Expert Panel (Variant Interpretation Guidelines Version 3.1): BS1, BS2. LINK:https://erepo.genome.network/evrepo/ui/classification/CA288048/MONDO:0007648/007

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000040 ( 1 hom. )

Consequence

CDH1
NM_004360.5 missense

Scores

Clinical Significance

Benign reviewed by expert panel U:2B:11

Conservation

PhyloP100: 0.326

Publications

6 publications found

Variant links:

COSMIC-nc: COSV99028634

Genes affected

CDH1 (HGNC:1748): (cadherin 1) This gene encodes a classical cadherin of the cadherin superfamily. Alternative splicing results in multiple transcript variants, at least one of which encodes a preproprotein that is proteolytically processed to generate the mature glycoprotein. This calcium-dependent cell-cell adhesion protein is comprised of five extracellular cadherin repeats, a transmembrane region and a highly conserved cytoplasmic tail. Mutations in this gene are correlated with gastric, breast, colorectal, thyroid and ovarian cancer. Loss of function of this gene is thought to contribute to cancer progression by increasing proliferation, invasion, and/or metastasis. The ectodomain of this protein mediates bacterial adhesion to mammalian cells and the cytoplasmic domain is required for internalization. This gene is present in a gene cluster with other members of the cadherin family on chromosome 16. [provided by RefSeq, Nov 2015]

CDH1 Gene-Disease associations (from GenCC):

blepharocheilodontic syndrome 1
Inheritance: AD Classification: DEFINITIVE, STRONG, MODERATE Submitted by: G2P, Labcorp Genetics (formerly Invitae), Illumina, Ambry Genetics
CDH1-related diffuse gastric and lobular breast cancer syndrome
Inheritance: AD Classification: DEFINITIVE, STRONG Submitted by: Labcorp Genetics (formerly Invitae), G2P, ClinGen
hereditary breast carcinoma
Inheritance: AD Classification: DEFINITIVE Submitted by: Ambry Genetics
hereditary diffuse gastric adenocarcinoma
Inheritance: AD Classification: DEFINITIVE, SUPPORTIVE Submitted by: Orphanet, Ambry Genetics
cleft soft palate
Inheritance: AD Classification: MODERATE Submitted by: Ambry Genetics
orofacial cleft 3
Inheritance: AD Classification: MODERATE Submitted by: Ambry Genetics
blepharocheilodontic syndrome
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
familial ovarian cancer
Inheritance: Unknown Classification: NO_KNOWN Submitted by: ClinGen

CDH1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -8 ACMG points.

BS1

For more information check the summary or visit ClinGen Evidence Repository.

BS2

For more information check the summary or visit ClinGen Evidence Repository.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_004360.5. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
CDH1	NM_004360.5	MANE Select	c.188G>A	p.Arg63Gln	missense	Exon 3 of 16	NP_004351.1	A0A0U2ZQU7
CDH1	NM_001317184.2		c.188G>A	p.Arg63Gln	missense	Exon 3 of 15	NP_001304113.1	P12830-2
CDH1	NM_001317185.2		c.-1428G>A		5_prime_UTR	Exon 3 of 16	NP_001304114.1

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
CDH1	ENST00000261769.10	TSL:1 MANE Select	c.188G>A	p.Arg63Gln	missense	Exon 3 of 16	ENSP00000261769.4	P12830-1
CDH1	ENST00000422392.6	TSL:1	c.188G>A	p.Arg63Gln	missense	Exon 3 of 15	ENSP00000414946.2	P12830-2
CDH1	ENST00000562836.5	TSL:1	n.259G>A		non_coding_transcript_exon	Exon 2 of 15

Frequencies

GnomAD3 genomes

AF:

0.0000197

AC:

AN:

152098

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000483

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

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:

0.0000676

AC:

AN:

251434

AF XY:

0.0000883

show subpopulations

Gnomad AFR exome

AF:

0.0000615

Gnomad AMR exome

AF:

0.00

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:

0.000815

GnomAD4 exome

AF:

0.0000404

AC:

AN:

1461832

Hom.:

Cov.:

AF XY:

0.0000578

AC XY:

AN XY:

727226

show subpopulations

African (AFR)

AF:

0.0000299

AC:

AN:

33480

American (AMR)

AF:

0.00

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:

0.000197

AC:

AN:

86250

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53420

Middle Eastern (MID)

AF:

0.00191

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.0000225

AC:

AN:

1111960

Other (OTH)

AF:

0.0000828

AC:

AN:

60394

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.471

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:

152098

Hom.:

Cov.:

AF XY:

0.0000135

AC XY:

AN XY:

74304

show subpopulations

African (AFR)

AF:

0.0000483

AC:

AN:

41416

American (AMR)

AF:

0.00

AC:

AN:

15270

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5192

South Asian (SAS)

AF:

0.00

AC:

AN:

4826

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10592

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68022

Other (OTH)

AF:

0.00

AC:

AN:

2084

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

Alfa

AF:

0.000151

Hom.:

Bravo

AF:

0.0000227

ExAC

AF:

0.0000576

AC:

EpiCase

AF:

0.00

EpiControl

AF:

0.000119

ClinVar

ClinVar submissions as Germline

Significance:Benign

Revision:reviewed by expert panel

View on ClinVar

Pathogenic

VUS

Benign

Condition

Hereditary diffuse gastric adenocarcinoma (4)

Hereditary cancer-predisposing syndrome (3)

not provided (2)

not specified (2)

CDH1-related diffuse gastric and lobular breast cancer syndrome (1)

CDH1-related disorder (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.082

BayesDel_addAF

Benign

-0.39

BayesDel_noAF

Benign

-0.50

CADD

Benign

5.9

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.23

Eigen

Benign

-0.72

Eigen_PC

Benign

-0.75

FATHMM_MKL

Benign

0.065

LIST_S2

Benign

0.79

M_CAP

Benign

0.044

MetaRNN

Benign

0.12

MetaSVM

Benign

-0.99

MutationAssessor

Benign

1.8

PhyloP100

0.33

PrimateAI

Benign

0.21

PROVEAN

Benign

-1.3

REVEL

Benign

0.053

Sift

Benign

0.34

Sift4G

Benign

0.59

Polyphen

0.097

Vest4

0.15

MVP

0.77

MPC

0.31

ClinPred

0.024

GERP RS

2.2

Varity_R

0.031

gMVP

0.23

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

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over