6-89932489-G-T

Variant names:

• chr6-89932489-G-T
• rs772300752
• NM_021813.4:c.2445C>A

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2 BP4_Moderate

The NM_021813.4(BACH2):​c.2445C>A​(p.Ser815Arg) variant causes a missense change. The variant allele was found at a frequency of 0.00000124 in 1,613,942 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 Uncertain significance (★). Synonymous variant affecting the same amino acid position (i.e. S815S) has been classified as Likely benign.

• Frequency:
  • Genomes: 𝑓 0.0000066 (0 hom., cov: 31)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: BACH2 NM_021813.4 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 5.13
• Publications: 0 publications found

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]

BACH2 Gene-Disease associations (from GenCC):

• immunodeficiency 60

  Inheritance: AD Classification: STRONG, MODERATE, LIMITED Submitted by: Ambry Genetics, Illumina, ClinGen, Labcorp Genetics (formerly Invitae)

ACMG classification

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (MetaRNN=0.19468805).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_021813.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	BACH2	NM_021813.4	MANE Select	c.2445C>A	p.Ser815Arg	missense	Exon 9 of 9	NP_068585.1	Q9BYV9
	BACH2	NM_001170794.2		c.2445C>A	p.Ser815Arg	missense	Exon 7 of 7	NP_001164265.1	Q9BYV9

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	BACH2	ENST00000257749.9	TSL:1 MANE Select	c.2445C>A	p.Ser815Arg	missense	Exon 9 of 9	ENSP00000257749.4	Q9BYV9
	BACH2	ENST00000343122.7	TSL:5	c.2445C>A	p.Ser815Arg	missense	Exon 7 of 7	ENSP00000345642.3	Q9BYV9
	BACH2	ENST00000406998.7	TSL:2	c.2445C>A	p.Ser815Arg	missense	Exon 7 of 7	ENSP00000384145.3	Q9BYV9

Frequencies

GnomAD3 genomes AF: 0.00000658 AC: 1 AN: 152056 Hom.: 0 Cov.: 31

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.0000655

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: 0.00

Gnomad OTH AF: 0.00

GnomAD4 exome AF: 6.84e-7 AC: 1 AN: 1461886 Hom.: 0 Cov.: 30 AF XY: 0.00 AC XY: 0 AN XY: 727244

African (AFR) AF: 0.00 AC: 0 AN: 33480

American (AMR) AF: 0.0000224 AC: 1 AN: 44724

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26136

East Asian (EAS) AF: 0.00 AC: 0 AN: 39700

South Asian (SAS) AF: 0.00 AC: 0 AN: 86258

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53418

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5768

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 1112006

Other (OTH) AF: 0.00 AC: 0 AN: 60396

GnomAD4 genome AF: 0.00000658 AC: 1 AN: 152056 Hom.: 0 Cov.: 31 AF XY: 0.0000135 AC XY: 1 AN XY: 74276

African (AFR) AF: 0.00 AC: 0 AN: 41380

American (AMR) AF: 0.0000655 AC: 1 AN: 15272

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3470

East Asian (EAS) AF: 0.00 AC: 0 AN: 5190

South Asian (SAS) AF: 0.00 AC: 0 AN: 4810

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10604

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 68014

Other (OTH) AF: 0.00 AC: 0 AN: 2090

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.0000151

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	1	-	not provided (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.30
BayesDel_addAF	Benign	-0.10	T
BayesDel_noAF	Benign	-0.39
CADD	Uncertain	24
DANN	Uncertain	0.97
DEOGEN2	Benign	0.14	T
Eigen	Benign	0.17
Eigen_PC	Uncertain	0.31
FATHMM_MKL	Pathogenic	0.99	D
LIST_S2	Uncertain	0.91	D
M_CAP	Benign	0.0069	T
MetaRNN	Benign	0.19	T
MetaSVM	Benign	-1.1	T
MutationAssessor	Benign	0.52	N
PhyloP100		5.1
PrimateAI	Uncertain	0.60	T
PROVEAN	Benign	-1.1	N
REVEL	Benign	0.11
Sift	Benign	0.17	T
Sift4G	Benign	0.43	T
Polyphen		0.66	P
Vest4		0.39
MutPred		0.099		Loss of helix (P = 0.0237)
MVP		0.28
MPC		0.75
ClinPred		0.74	D
GERP RS		4.6
Varity_R		0.36
gMVP		0.34
Mutation Taster		=68/32	polymorphism

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

Other links and lift over

dbSNP: rs772300752; hg19: chr6-90642208;