Variant 17-79795376-G-A details in Genebe, Genetics Data Aggregator

Variant summary

Our verdict is Benign. Variant got -11 ACMG points: 0P and 11B. BP4_StrongBP6_ModerateBP7BS2

The NM_020649.3(CBX8):c.429C>T(p.Arg143=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000194 in 1,598,842 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 0.000039 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000017 ( 0 hom. )

Consequence

CBX8
NM_020649.3 synonymous

Scores

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -2.55

Variant links:

Genes affected

CBX8 (HGNC:15962): (chromobox 8) Enables methylated histone binding activity. Involved in negative regulation of transcription by RNA polymerase II. Located in chromatin and nucleoplasm. Part of PRC1 complex. Biomarker of esophagus squamous cell carcinoma and glioblastoma. [provided by Alliance of Genome Resources, Apr 2022]

CBX8 links:

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -11 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.81).

BP6

Variant 17-79795376-G-A is Benign according to our data. Variant chr17-79795376-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 2648390.Status of the report is criteria_provided_single_submitter, 1 stars.

BP7

Synonymous conserved (PhyloP=-2.55 with no splicing effect.

BS2

High AC in GnomAd at 6 AD gene.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
CBX8	NM_020649.3 linkuse as main transcript	c.429C>T	p.Arg143=	synonymous_variant	5/5	ENST00000269385.9

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris
CBX8	ENST00000269385.9 linkuse as main transcript	c.429C>T	p.Arg143=	synonymous_variant	5/5	1	NM_020649.3	P1
CBX8	ENST00000413392.5 linkuse as main transcript	c.399C>T	p.Arg133=	synonymous_variant	5/5	3
CBX8	ENST00000427800.2 linkuse as main transcript	c.354C>T	p.Arg118=	synonymous_variant	5/5	2
CBX8	ENST00000485449.1 linkuse as main transcript			downstream_gene_variant		3

Frequencies

GnomAD3 genomes

AF:

0.0000394

AC:

AN:

152196

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000965

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0000654

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

GnomAD3 exomes

AF:

0.0000179

AC:

AN:

223662

Hom.:

AF XY:

0.0000249

AC XY:

AN XY:

120706

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad SAS exome

AF:

0.0000356

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000298

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000173

AC:

AN:

1446646

Hom.:

Cov.:

AF XY:

0.0000223

AC XY:

AN XY:

718418

show subpopulations

Gnomad4 AFR exome

AF:

0.0000300

Gnomad4 AMR exome

AF:

0.00

Gnomad4 ASJ exome

AF:

0.00

Gnomad4 EAS exome

AF:

0.00

Gnomad4 SAS exome

AF:

0.0000119

Gnomad4 FIN exome

AF:

0.00

Gnomad4 NFE exome

AF:

0.0000163

Gnomad4 OTH exome

AF:

0.0000834

GnomAD4 genome

AF:

0.0000394

AC:

AN:

152196

Hom.:

Cov.:

AF XY:

0.0000404

AC XY:

AN XY:

74346

show subpopulations

Gnomad4 AFR

AF:

0.0000965

Gnomad4 AMR

AF:

0.0000654

Gnomad4 ASJ

AF:

0.00

Gnomad4 EAS

AF:

0.00

Gnomad4 SAS

AF:

0.00

Gnomad4 FIN

AF:

0.00

Gnomad4 NFE

AF:

0.0000147

Gnomad4 OTH

AF:

0.00

Alfa

AF:

0.0000502

Hom.:

Bravo

AF:

0.0000227

Asia WGS

AF:

0.000577

AC:

AN:

3478

ClinVar

Significance: Likely benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

not provided

Benign:1

Likely benign, criteria provided, single submitter

clinical testing

CeGaT Center for Human Genetics Tuebingen

Oct 01, 2022

CBX8: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.81

Cadd

Benign

4.8

Dann

Benign

0.93

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.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

LitVar

Other links and lift over