Genetic Variant NM_014516.4:c.114G>A (chr19-54143462-G-A) – ACMG Classification: Benign (-19 pts)

Variant summary

Our verdict is Benign. The variant received -19 ACMG points: 0P and 19B. BP4_ModerateBP6_Very_StrongBP7BS1BS2

The NM_014516.4(CNOT3):c.114G>A(p.Ala38Ala) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000619 in 1,613,868 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00044 ( 0 hom., cov: 32)

Exomes 𝑓: 0.00064 ( 1 hom. )

Consequence

CNOT3
NM_014516.4 synonymous

Scores

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.0440

Publications

1 publications found

Variant links:

Genes affected

CNOT3 (HGNC:7879): (CCR4-NOT transcription complex subunit 3) Involved in regulation of stem cell population maintenance. Part of CCR4-NOT complex. [provided by Alliance of Genome Resources, Apr 2022]

CNOT3 Gene-Disease associations (from GenCC):

complex neurodevelopmental disorder
Inheritance: AD Classification: DEFINITIVE Submitted by: ClinGen
intellectual developmental disorder with speech delay, autism, and dysmorphic facies
Inheritance: AD Classification: DEFINITIVE, STRONG, MODERATE Submitted by: G2P, Ambry Genetics, Labcorp Genetics (formerly Invitae)

CNOT3 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -19 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.38).

BP6

Variant 19-54143462-G-A is Benign according to our data. Variant chr19-54143462-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 1970984.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BP7

Synonymous conserved (PhyloP=-0.044 with no splicing effect.

BS1

Variant frequency is greater than expected in population amr. GnomAd4 allele frequency = 0.000441 (67/152072) while in subpopulation AMR AF = 0.000917 (14/15274). AF 95% confidence interval is 0.000553. There are 0 homozygotes in GnomAd4. There are 29 alleles in the male GnomAd4 subpopulation. Median coverage is 32. This position passed quality control check.

BS2

High AC in GnomAd4 at 67 AD gene.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
CNOT3	NM_014516.4 link	c.114G>A	p.Ala38Ala	synonymous_variant	Exon 4 of 18	ENST00000221232.11	NP_055331.1	O75175A0A024R4R3

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
CNOT3	ENST00000221232.11 link	c.114G>A	p.Ala38Ala	synonymous_variant	Exon 4 of 18	1	NM_014516.4	ENSP00000221232.5		O75175

Frequencies

GnomAD3 genomes

AF:

0.000441

AC:

AN:

152072

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000966

Gnomad AMI

AF:

0.00110

Gnomad AMR

AF:

0.000917

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.000193

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.0000945

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.000632

Gnomad OTH

AF:

0.00144

GnomAD2 exomes

AF:

0.000426

AC:

107

AN:

251374

AF XY:

0.000456

show subpopulations

Gnomad AFR exome

AF:

0.0000615

Gnomad AMR exome

AF:

0.000347

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.0000544

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000783

Gnomad OTH exome

AF:

0.000652

GnomAD4 exome

AF:

0.000638

AC:

932

AN:

1461796

Hom.:

Cov.:

AF XY:

0.000630

AC XY:

458

AN XY:

727188

show subpopulations

African (AFR)

AF:

0.000119

AC:

AN:

33480

American (AMR)

AF:

0.000380

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.0000504

AC:

AN:

39700

South Asian (SAS)

AF:

0.0000116

AC:

AN:

86258

European-Finnish (FIN)

AF:

0.0000187

AC:

AN:

53350

Middle Eastern (MID)

AF:

0.000520

AC:

AN:

5764

European-Non Finnish (NFE)

AF:

0.000781

AC:

868

AN:

1111994

Other (OTH)

AF:

0.000596

AC:

AN:

60390

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.458

Heterozygous variant carriers

141

188

235

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

GnomAD4 genome

AF:

0.000441

AC:

AN:

152072

Hom.:

Cov.:

AF XY:

0.000391

AC XY:

AN XY:

74262

show subpopulations

African (AFR)

AF:

0.0000966

AC:

AN:

41396

American (AMR)

AF:

0.000917

AC:

AN:

15274

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.000193

AC:

AN:

5182

South Asian (SAS)

AF:

0.00

AC:

AN:

4830

European-Finnish (FIN)

AF:

0.0000945

AC:

AN:

10584

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.000632

AC:

AN:

68022

Other (OTH)

AF:

0.00144

AC:

AN:

2086

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.508

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.000731

Hom.:

Bravo

AF:

0.000468

ClinVar

Significance: Benign/Likely benign

Submissions summary: Benign:2

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

not provided

Benign:2

Dec 06, 2024

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Nov 01, 2024

CeGaT Center for Human Genetics Tuebingen

Significance:Likely benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

CNOT3: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.38

CADD

Benign

(source)

DANN

Benign

0.58

PhyloP100

-0.044

Mutation Taster

=290/10

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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NM_014516.4:c.114G>A

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