6-89989101-T-C

Position:

• chr6-89989101-T-C

Variant summary

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

The NM_021813.4(BACH2):​c.243+19501A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.326 in 152,082 control chromosomes in the GnomAD database, including 8,617 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 0.33 (8617 hom., cov: 32)
• Consequence: BACH2 NM_021813.4 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.192

Genes affected

BACH2 (HGNC:14078): (BTB domain and CNC homolog 2) Enables sequence-specific double-stranded DNA binding activity. Involved in primary adaptive immune response involving T cells and B cells. Located in cytosol and nucleoplasm. Implicated in immunodeficiency 60. [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=-0.88).
• BA1: GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.365 is higher than 0.05.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
BACH2	NM_021813.4	c.243+19501A>G		intron_variant		ENST00000257749.9
BACH2	NM_001170794.2	c.243+19501A>G		intron_variant

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
BACH2	ENST00000257749.9	c.243+19501A>G		intron_variant		1	NM_021813.4	P1

Frequencies

GnomAD3 genomes AF: 0.326 AC: 49595 AN: 151964 Hom.: 8612 Cov.: 32

Gnomad AFR AF: 0.310

Gnomad AMI AF: 0.290

Gnomad AMR AF: 0.260

Gnomad ASJ AF: 0.358

Gnomad EAS AF: 0.0608

Gnomad SAS AF: 0.297

Gnomad FIN AF: 0.343

Gnomad MID AF: 0.392

Gnomad NFE AF: 0.369

Gnomad OTH AF: 0.347

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

GnomAD4 genome AF: 0.326 AC: 49615 AN: 152082 Hom.: 8617 Cov.: 32 AF XY: 0.322 AC XY: 23927 AN XY: 74348

Gnomad4 AFR AF: 0.309

Gnomad4 AMR AF: 0.260

Gnomad4 ASJ AF: 0.358

Gnomad4 EAS AF: 0.0605

Gnomad4 SAS AF: 0.298

Gnomad4 FIN AF: 0.343

Gnomad4 NFE AF: 0.369

Gnomad4 OTH AF: 0.347

Alfa AF: 0.357 Hom.: 13223

Bravo AF: 0.318

Asia WGS AF: 0.200 AC: 694 AN: 3476

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.88
CADD	Benign	3.3
DANN	Benign	0.80

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: rs10806416; hg19: chr6-90698820; COSMIC: COSV57605657;