chr16-68698215-C-G

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate

The ENST00000264012.9(CDH3):ā€‹c.2305C>Gā€‹(p.Pro769Ala) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,886 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. P769S) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 33)
Exomes š‘“: 6.8e-7 ( 0 hom. )

Consequence

CDH3
ENST00000264012.9 missense

Scores

8
8
3

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 7.89
Variant links:
Genes affected
CDH3 (HGNC:1762): (cadherin 3) 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. This gene is located in a gene cluster in a region on the long arm of chromosome 16 that is involved in loss of heterozygosity events in breast and prostate cancer. In addition, aberrant expression of this protein is observed in cervical adenocarcinomas. Mutations in this gene are associated with hypotrichosis with juvenile macular dystrophy and ectodermal dysplasia, ectrodactyly, and macular dystrophy syndrome (EEMS). [provided by RefSeq, Nov 2015]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.896

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
CDH3NM_001793.6 linkuse as main transcriptc.2305C>G p.Pro769Ala missense_variant 16/16 ENST00000264012.9 NP_001784.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
CDH3ENST00000264012.9 linkuse as main transcriptc.2305C>G p.Pro769Ala missense_variant 16/161 NM_001793.6 ENSP00000264012 P1P22223-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251382
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135908
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461886
Hom.:
0
Cov.:
33
AF XY:
0.00000138
AC XY:
1
AN XY:
727242
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.16
BayesDel_addAF
Uncertain
0.15
D
BayesDel_noAF
Uncertain
-0.020
CADD
Pathogenic
26
DANN
Uncertain
1.0
DEOGEN2
Benign
0.42
T
Eigen
Pathogenic
0.91
Eigen_PC
Pathogenic
0.85
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.89
D
M_CAP
Uncertain
0.10
D
MetaRNN
Pathogenic
0.90
D
MetaSVM
Uncertain
0.51
D
MutationAssessor
Pathogenic
3.3
M
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.70
T
PROVEAN
Pathogenic
-6.8
D
REVEL
Pathogenic
0.72
Sift
Pathogenic
0.0
D
Sift4G
Uncertain
0.0050
D
Polyphen
1.0
D
Vest4
0.45
MutPred
0.87
Gain of helix (P = 0.0496);
MVP
0.95
MPC
0.78
ClinPred
1.0
D
GERP RS
5.5
Varity_R
0.70
gMVP
0.65

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

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs775268226; hg19: chr16-68732118; API