20-44025707-T-C

Position:

• chr20-44025707-T-C

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_Strong BA1

The NM_001098797.2(TOX2):​c.411+18915T>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.723 in 150,738 control chromosomes in the GnomAD database, including 39,591 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: 𝑓 0.72 (39591 hom., cov: 25)
• Consequence: TOX2 NM_001098797.2 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 0.223

Genes affected

TOX2 (HGNC:16095): (TOX high mobility group box family member 2) Enables transcription coactivator activity. Involved in positive regulation of transcription by RNA polymerase II. Located in nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Benign. Variant got -12 ACMG points.

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.98).
• BA1: GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.757 is higher than 0.05.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
TOX2	NM_001098797.2	c.411+18915T>C		intron_variant		ENST00000341197.9

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
TOX2	ENST00000341197.9	c.411+18915T>C		intron_variant		2	NM_001098797.2	P4
TOX2	ENST00000372999.5	c.285+18915T>C		intron_variant		1		A1
TOX2	ENST00000358131.5	c.438+18915T>C		intron_variant		2
TOX2	ENST00000423191.6	c.285+18915T>C		intron_variant		2		A1

Frequencies

GnomAD3 genomes AF: 0.723 AC: 108947 AN: 150622 Hom.: 39568 Cov.: 25

Gnomad AFR AF: 0.746

Gnomad AMI AF: 0.799

Gnomad AMR AF: 0.694

Gnomad ASJ AF: 0.779

Gnomad EAS AF: 0.778

Gnomad SAS AF: 0.633

Gnomad FIN AF: 0.717

Gnomad MID AF: 0.745

Gnomad NFE AF: 0.715

Gnomad OTH AF: 0.723

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome AF: 0.723 AC: 109016 AN: 150738 Hom.: 39591 Cov.: 25 AF XY: 0.722 AC XY: 53097 AN XY: 73508

Gnomad4 AFR AF: 0.746

Gnomad4 AMR AF: 0.695

Gnomad4 ASJ AF: 0.779

Gnomad4 EAS AF: 0.777

Gnomad4 SAS AF: 0.633

Gnomad4 FIN AF: 0.717

Gnomad4 NFE AF: 0.715

Gnomad4 OTH AF: 0.721

Alfa AF: 0.720 Hom.: 5512

Bravo AF: 0.726

Asia WGS AF: 0.693 AC: 2407 AN: 3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.98
CADD	Benign	5.9
DANN	Benign	0.79

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

Other links and lift over

dbSNP: rs6031301; hg19: chr20-42654347;